./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/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-?-c7c6ca5-m [2024-11-09 07:02:28,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:02:28,679 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-09 07:02:28,685 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:02:28,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:02:28,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:02:28,713 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:02:28,713 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:02:28,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:02:28,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:02:28,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 07:02:28,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 07:02:28,716 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 07:02:28,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:02:28,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:02:28,718 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:02:28,719 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:02:28,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:02:28,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:02:28,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:02:28,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:02:28,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:02:28,720 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 07:02:28,720 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:02:28,721 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 07:02:28,721 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:02:28,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:02:28,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:02:28,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:02:28,721 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:02:28,721 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:02:28,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 07:02:28,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:02:28,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:02:28,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:02:28,722 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 07:02:28,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:02:28,722 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:02:28,722 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 07:02:28,723 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 07:02:28,723 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:02:28,726 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-11-09 07:02:28,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:02:28,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:02:28,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:02:28,956 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:02:28,956 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:02:28,957 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-09 07:02:30,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:02:30,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:02:30,481 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-09 07:02:30,492 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6ea7fb69/22143b4e26da46819b6e45ac7bf78120/FLAGb290f70c6 [2024-11-09 07:02:30,865 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6ea7fb69/22143b4e26da46819b6e45ac7bf78120 [2024-11-09 07:02:30,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:02:30,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:02:30,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:02:30,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:02:30,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:02:30,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:02:30" (1/1) ... [2024-11-09 07:02:30,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b9232f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:30, skipping insertion in model container [2024-11-09 07:02:30,880 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:02:30" (1/1) ... [2024-11-09 07:02:30,903 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:02:31,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:02:31,102 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:02:31,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:02:31,143 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:02:31,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31 WrapperNode [2024-11-09 07:02:31,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:02:31,145 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:02:31,145 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:02:31,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:02:31,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,212 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 533 [2024-11-09 07:02:31,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:02:31,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:02:31,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:02:31,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:02:31,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:02:31,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:02:31,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:02:31,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:02:31,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (1/1) ... [2024-11-09 07:02:31,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 07:02:31,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:02:31,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 07:02:31,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 07:02:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:02:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 07:02:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 07:02:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 07:02:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 07:02:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-09 07:02:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-09 07:02:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:02:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:02:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 07:02:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 07:02:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:02:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:02:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:02:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:02:31,351 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 07:02:31,453 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:02:31,455 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:02:32,130 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 07:02:32,130 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:02:32,509 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:02:32,511 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-09 07:02:32,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:32 BoogieIcfgContainer [2024-11-09 07:02:32,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:02:32,513 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:02:32,515 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:02:32,517 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:02:32,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:02:30" (1/3) ... [2024-11-09 07:02:32,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de897ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:02:32, skipping insertion in model container [2024-11-09 07:02:32,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:31" (2/3) ... [2024-11-09 07:02:32,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de897ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:02:32, skipping insertion in model container [2024-11-09 07:02:32,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:32" (3/3) ... [2024-11-09 07:02:32,521 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-3-nl.wvr.c [2024-11-09 07:02:32,536 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:02:32,537 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2024-11-09 07:02:32,537 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 07:02:32,660 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-09 07:02:32,707 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 439 places, 449 transitions, 919 flow [2024-11-09 07:02:32,844 INFO L124 PetriNetUnfolderBase]: 20/446 cut-off events. [2024-11-09 07:02:32,844 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-09 07:02:32,854 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. [2024-11-09 07:02:32,854 INFO L82 GeneralOperation]: Start removeDead. Operand has 439 places, 449 transitions, 919 flow [2024-11-09 07:02:32,866 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 417 places, 425 transitions, 868 flow [2024-11-09 07:02:32,877 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:02:32,888 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;@16926f3b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:02:32,889 INFO L334 AbstractCegarLoop]: Starting to check reachability of 152 error locations. [2024-11-09 07:02:32,892 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-09 07:02:32,892 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-11-09 07:02:32,893 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-09 07:02:32,893 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:32,893 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] [2024-11-09 07:02:32,894 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)] === [2024-11-09 07:02:32,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:32,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1923691324, now seen corresponding path program 1 times [2024-11-09 07:02:32,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:32,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12465451] [2024-11-09 07:02:32,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:32,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:33,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:33,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12465451] [2024-11-09 07:02:33,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12465451] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:33,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:33,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:33,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795022110] [2024-11-09 07:02:33,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:33,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:33,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:33,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:33,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:33,151 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 369 out of 449 [2024-11-09 07:02:33,158 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) [2024-11-09 07:02:33,158 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:33,158 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 369 of 449 [2024-11-09 07:02:33,159 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:33,432 INFO L124 PetriNetUnfolderBase]: 165/1467 cut-off events. [2024-11-09 07:02:33,432 INFO L125 PetriNetUnfolderBase]: For 68/68 co-relation queries the response was YES. [2024-11-09 07:02:33,438 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. [2024-11-09 07:02:33,445 INFO L140 encePairwiseOnDemand]: 390/449 looper letters, 18 selfloop transitions, 2 changer transitions 5/368 dead transitions. [2024-11-09 07:02:33,445 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 368 transitions, 794 flow [2024-11-09 07:02:33,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:33,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:33,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1184 transitions. [2024-11-09 07:02:33,462 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8789903489235338 [2024-11-09 07:02:33,464 INFO L175 Difference]: Start difference. First operand has 417 places, 425 transitions, 868 flow. Second operand 3 states and 1184 transitions. [2024-11-09 07:02:33,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 368 transitions, 794 flow [2024-11-09 07:02:33,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 368 transitions, 782 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-09 07:02:33,474 INFO L231 Difference]: Finished difference. Result has 368 places, 363 transitions, 736 flow [2024-11-09 07:02:33,476 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} [2024-11-09 07:02:33,479 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -49 predicate places. [2024-11-09 07:02:33,479 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 363 transitions, 736 flow [2024-11-09 07:02:33,480 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) [2024-11-09 07:02:33,480 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:33,480 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] [2024-11-09 07:02:33,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:02:33,480 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)] === [2024-11-09 07:02:33,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:33,481 INFO L85 PathProgramCache]: Analyzing trace with hash 987668710, now seen corresponding path program 1 times [2024-11-09 07:02:33,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:33,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486347202] [2024-11-09 07:02:33,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:33,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:33,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:33,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:33,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486347202] [2024-11-09 07:02:33,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486347202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:33,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:33,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:33,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017955952] [2024-11-09 07:02:33,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:33,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:33,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:33,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:33,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:33,567 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-11-09 07:02:33,569 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) [2024-11-09 07:02:33,569 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:33,570 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-11-09 07:02:33,570 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:33,754 INFO L124 PetriNetUnfolderBase]: 86/1145 cut-off events. [2024-11-09 07:02:33,754 INFO L125 PetriNetUnfolderBase]: For 9/11 co-relation queries the response was YES. [2024-11-09 07:02:33,759 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. [2024-11-09 07:02:33,764 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 17 selfloop transitions, 2 changer transitions 0/362 dead transitions. [2024-11-09 07:02:33,764 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 362 transitions, 772 flow [2024-11-09 07:02:33,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:33,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2024-11-09 07:02:33,767 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8389012620638456 [2024-11-09 07:02:33,767 INFO L175 Difference]: Start difference. First operand has 368 places, 363 transitions, 736 flow. Second operand 3 states and 1130 transitions. [2024-11-09 07:02:33,767 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 362 transitions, 772 flow [2024-11-09 07:02:33,770 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 362 transitions, 768 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:33,773 INFO L231 Difference]: Finished difference. Result has 362 places, 362 transitions, 734 flow [2024-11-09 07:02:33,774 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} [2024-11-09 07:02:33,775 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -55 predicate places. [2024-11-09 07:02:33,775 INFO L471 AbstractCegarLoop]: Abstraction has has 362 places, 362 transitions, 734 flow [2024-11-09 07:02:33,776 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) [2024-11-09 07:02:33,776 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:33,777 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:02:33,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:02:33,777 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)] === [2024-11-09 07:02:33,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:33,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1309891628, now seen corresponding path program 1 times [2024-11-09 07:02:33,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:33,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044759322] [2024-11-09 07:02:33,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:33,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:33,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:33,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044759322] [2024-11-09 07:02:33,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044759322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:33,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:33,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:33,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493557261] [2024-11-09 07:02:33,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:33,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:33,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:33,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:33,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:33,885 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-09 07:02:33,887 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) [2024-11-09 07:02:33,887 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:33,887 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-09 07:02:33,887 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:34,005 INFO L124 PetriNetUnfolderBase]: 59/875 cut-off events. [2024-11-09 07:02:34,005 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-09 07:02:34,008 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. [2024-11-09 07:02:34,010 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/361 dead transitions. [2024-11-09 07:02:34,010 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 361 transitions, 766 flow [2024-11-09 07:02:34,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:34,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:34,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-11-09 07:02:34,013 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-11-09 07:02:34,013 INFO L175 Difference]: Start difference. First operand has 362 places, 362 transitions, 734 flow. Second operand 3 states and 1134 transitions. [2024-11-09 07:02:34,013 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 361 transitions, 766 flow [2024-11-09 07:02:34,014 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 361 places, 361 transitions, 762 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:34,017 INFO L231 Difference]: Finished difference. Result has 361 places, 361 transitions, 732 flow [2024-11-09 07:02:34,017 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} [2024-11-09 07:02:34,018 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -56 predicate places. [2024-11-09 07:02:34,018 INFO L471 AbstractCegarLoop]: Abstraction has has 361 places, 361 transitions, 732 flow [2024-11-09 07:02:34,019 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) [2024-11-09 07:02:34,019 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:34,019 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] [2024-11-09 07:02:34,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 07:02:34,019 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)] === [2024-11-09 07:02:34,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:34,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1973999239, now seen corresponding path program 1 times [2024-11-09 07:02:34,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:34,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423179594] [2024-11-09 07:02:34,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:34,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:34,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:34,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423179594] [2024-11-09 07:02:34,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423179594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:34,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:34,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:34,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627286877] [2024-11-09 07:02:34,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:34,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:34,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:34,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:34,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:34,078 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-09 07:02:34,079 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) [2024-11-09 07:02:34,079 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:34,079 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-09 07:02:34,079 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:34,172 INFO L124 PetriNetUnfolderBase]: 59/874 cut-off events. [2024-11-09 07:02:34,172 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-09 07:02:34,176 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. [2024-11-09 07:02:34,179 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/360 dead transitions. [2024-11-09 07:02:34,179 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 362 places, 360 transitions, 764 flow [2024-11-09 07:02:34,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:34,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-11-09 07:02:34,182 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-11-09 07:02:34,182 INFO L175 Difference]: Start difference. First operand has 361 places, 361 transitions, 732 flow. Second operand 3 states and 1134 transitions. [2024-11-09 07:02:34,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 362 places, 360 transitions, 764 flow [2024-11-09 07:02:34,183 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 360 places, 360 transitions, 760 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:34,186 INFO L231 Difference]: Finished difference. Result has 360 places, 360 transitions, 730 flow [2024-11-09 07:02:34,187 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} [2024-11-09 07:02:34,187 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -57 predicate places. [2024-11-09 07:02:34,188 INFO L471 AbstractCegarLoop]: Abstraction has has 360 places, 360 transitions, 730 flow [2024-11-09 07:02:34,188 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) [2024-11-09 07:02:34,189 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:34,189 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] [2024-11-09 07:02:34,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 07:02:34,189 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)] === [2024-11-09 07:02:34,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:34,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1151880117, now seen corresponding path program 1 times [2024-11-09 07:02:34,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:34,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571678536] [2024-11-09 07:02:34,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:34,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:34,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:34,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:34,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571678536] [2024-11-09 07:02:34,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571678536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:34,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:34,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:34,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009919266] [2024-11-09 07:02:34,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:34,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:34,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:34,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:34,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:34,241 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-09 07:02:34,243 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) [2024-11-09 07:02:34,243 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:34,243 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-09 07:02:34,243 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:34,370 INFO L124 PetriNetUnfolderBase]: 59/873 cut-off events. [2024-11-09 07:02:34,371 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-09 07:02:34,375 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. [2024-11-09 07:02:34,378 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/359 dead transitions. [2024-11-09 07:02:34,378 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 361 places, 359 transitions, 762 flow [2024-11-09 07:02:34,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:34,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-11-09 07:02:34,381 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-11-09 07:02:34,381 INFO L175 Difference]: Start difference. First operand has 360 places, 360 transitions, 730 flow. Second operand 3 states and 1134 transitions. [2024-11-09 07:02:34,381 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 361 places, 359 transitions, 762 flow [2024-11-09 07:02:34,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 359 places, 359 transitions, 758 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:34,389 INFO L231 Difference]: Finished difference. Result has 359 places, 359 transitions, 728 flow [2024-11-09 07:02:34,390 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} [2024-11-09 07:02:34,391 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-11-09 07:02:34,391 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 359 transitions, 728 flow [2024-11-09 07:02:34,392 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) [2024-11-09 07:02:34,393 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:34,393 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] [2024-11-09 07:02:34,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 07:02:34,393 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)] === [2024-11-09 07:02:34,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:34,394 INFO L85 PathProgramCache]: Analyzing trace with hash 659892180, now seen corresponding path program 1 times [2024-11-09 07:02:34,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:34,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734023496] [2024-11-09 07:02:34,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:34,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:34,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:34,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:34,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734023496] [2024-11-09 07:02:34,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734023496] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:34,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:34,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:34,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057806264] [2024-11-09 07:02:34,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:34,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:34,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:34,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:34,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:34,463 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-11-09 07:02:34,464 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) [2024-11-09 07:02:34,464 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:34,465 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-11-09 07:02:34,465 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:34,555 INFO L124 PetriNetUnfolderBase]: 56/796 cut-off events. [2024-11-09 07:02:34,556 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-11-09 07:02:34,558 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. [2024-11-09 07:02:34,561 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 18 selfloop transitions, 2 changer transitions 0/364 dead transitions. [2024-11-09 07:02:34,561 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 364 transitions, 780 flow [2024-11-09 07:02:34,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:34,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:34,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1149 transitions. [2024-11-09 07:02:34,563 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8530066815144766 [2024-11-09 07:02:34,563 INFO L175 Difference]: Start difference. First operand has 359 places, 359 transitions, 728 flow. Second operand 3 states and 1149 transitions. [2024-11-09 07:02:34,563 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 364 transitions, 780 flow [2024-11-09 07:02:34,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 364 transitions, 776 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:34,568 INFO L231 Difference]: Finished difference. Result has 359 places, 359 transitions, 732 flow [2024-11-09 07:02:34,568 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} [2024-11-09 07:02:34,569 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-11-09 07:02:34,569 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 359 transitions, 732 flow [2024-11-09 07:02:34,570 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) [2024-11-09 07:02:34,570 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:34,570 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:02:34,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 07:02:34,570 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)] === [2024-11-09 07:02:34,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:34,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1466747859, now seen corresponding path program 1 times [2024-11-09 07:02:34,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:34,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753058077] [2024-11-09 07:02:34,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:34,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:34,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:34,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:34,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753058077] [2024-11-09 07:02:34,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753058077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:34,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:34,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:34,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787308675] [2024-11-09 07:02:34,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:34,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:34,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:34,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:34,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:34,602 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:34,604 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) [2024-11-09 07:02:34,604 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:34,604 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:34,604 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:34,706 INFO L124 PetriNetUnfolderBase]: 59/877 cut-off events. [2024-11-09 07:02:34,706 INFO L125 PetriNetUnfolderBase]: For 31/32 co-relation queries the response was YES. [2024-11-09 07:02:34,709 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. [2024-11-09 07:02:34,711 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/358 dead transitions. [2024-11-09 07:02:34,711 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 358 transitions, 764 flow [2024-11-09 07:02:34,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:34,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-09 07:02:34,714 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-09 07:02:34,714 INFO L175 Difference]: Start difference. First operand has 359 places, 359 transitions, 732 flow. Second operand 3 states and 1136 transitions. [2024-11-09 07:02:34,714 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 358 transitions, 764 flow [2024-11-09 07:02:34,715 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 359 places, 358 transitions, 762 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:02:34,718 INFO L231 Difference]: Finished difference. Result has 359 places, 358 transitions, 732 flow [2024-11-09 07:02:34,718 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} [2024-11-09 07:02:34,719 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-11-09 07:02:34,719 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 358 transitions, 732 flow [2024-11-09 07:02:34,720 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) [2024-11-09 07:02:34,720 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:34,720 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] [2024-11-09 07:02:34,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 07:02:34,720 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)] === [2024-11-09 07:02:34,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:34,720 INFO L85 PathProgramCache]: Analyzing trace with hash 190119616, now seen corresponding path program 1 times [2024-11-09 07:02:34,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:34,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062752312] [2024-11-09 07:02:34,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:34,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:34,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:34,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:34,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062752312] [2024-11-09 07:02:34,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062752312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:34,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:34,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:34,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527376493] [2024-11-09 07:02:34,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:34,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:34,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:34,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:34,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:34,773 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-09 07:02:34,774 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) [2024-11-09 07:02:34,774 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:34,775 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-09 07:02:34,775 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:34,860 INFO L124 PetriNetUnfolderBase]: 59/876 cut-off events. [2024-11-09 07:02:34,860 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2024-11-09 07:02:34,864 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. [2024-11-09 07:02:34,867 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/357 dead transitions. [2024-11-09 07:02:34,867 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 357 transitions, 766 flow [2024-11-09 07:02:34,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:34,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-11-09 07:02:34,869 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-11-09 07:02:34,870 INFO L175 Difference]: Start difference. First operand has 359 places, 358 transitions, 732 flow. Second operand 3 states and 1134 transitions. [2024-11-09 07:02:34,870 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 357 transitions, 766 flow [2024-11-09 07:02:34,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 357 transitions, 762 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:34,874 INFO L231 Difference]: Finished difference. Result has 358 places, 357 transitions, 730 flow [2024-11-09 07:02:34,875 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} [2024-11-09 07:02:34,875 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-11-09 07:02:34,875 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 357 transitions, 730 flow [2024-11-09 07:02:34,876 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) [2024-11-09 07:02:34,876 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:34,876 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:02:34,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 07:02:34,877 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)] === [2024-11-09 07:02:34,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:34,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1235829180, now seen corresponding path program 1 times [2024-11-09 07:02:34,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:34,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381483983] [2024-11-09 07:02:34,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:34,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:34,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:34,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:34,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381483983] [2024-11-09 07:02:34,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381483983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:34,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:34,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:34,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281627881] [2024-11-09 07:02:34,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:34,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:34,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:34,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:34,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:34,907 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-11-09 07:02:34,908 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) [2024-11-09 07:02:34,908 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:34,908 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-11-09 07:02:34,909 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:35,018 INFO L124 PetriNetUnfolderBase]: 66/972 cut-off events. [2024-11-09 07:02:35,018 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2024-11-09 07:02:35,021 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. [2024-11-09 07:02:35,024 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/364 dead transitions. [2024-11-09 07:02:35,024 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 364 transitions, 796 flow [2024-11-09 07:02:35,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:35,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1150 transitions. [2024-11-09 07:02:35,026 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8537490720118782 [2024-11-09 07:02:35,026 INFO L175 Difference]: Start difference. First operand has 358 places, 357 transitions, 730 flow. Second operand 3 states and 1150 transitions. [2024-11-09 07:02:35,026 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 364 transitions, 796 flow [2024-11-09 07:02:35,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 364 transitions, 792 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:35,030 INFO L231 Difference]: Finished difference. Result has 358 places, 357 transitions, 734 flow [2024-11-09 07:02:35,031 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} [2024-11-09 07:02:35,031 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-11-09 07:02:35,031 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 357 transitions, 734 flow [2024-11-09 07:02:35,032 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) [2024-11-09 07:02:35,032 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:35,032 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] [2024-11-09 07:02:35,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 07:02:35,033 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)] === [2024-11-09 07:02:35,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:35,033 INFO L85 PathProgramCache]: Analyzing trace with hash -297019749, now seen corresponding path program 1 times [2024-11-09 07:02:35,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:35,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498885896] [2024-11-09 07:02:35,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:35,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:35,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:35,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498885896] [2024-11-09 07:02:35,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498885896] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:35,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:35,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:35,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224136734] [2024-11-09 07:02:35,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:35,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:35,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:35,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:35,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:35,068 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:35,069 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) [2024-11-09 07:02:35,069 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:35,069 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:35,069 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:35,160 INFO L124 PetriNetUnfolderBase]: 66/893 cut-off events. [2024-11-09 07:02:35,160 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-11-09 07:02:35,163 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. [2024-11-09 07:02:35,166 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/356 dead transitions. [2024-11-09 07:02:35,166 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 356 transitions, 768 flow [2024-11-09 07:02:35,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-09 07:02:35,168 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-09 07:02:35,168 INFO L175 Difference]: Start difference. First operand has 358 places, 357 transitions, 734 flow. Second operand 3 states and 1136 transitions. [2024-11-09 07:02:35,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 356 transitions, 768 flow [2024-11-09 07:02:35,170 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 356 transitions, 766 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:02:35,173 INFO L231 Difference]: Finished difference. Result has 358 places, 356 transitions, 734 flow [2024-11-09 07:02:35,173 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} [2024-11-09 07:02:35,174 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-11-09 07:02:35,174 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 356 transitions, 734 flow [2024-11-09 07:02:35,175 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) [2024-11-09 07:02:35,175 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:35,175 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:02:35,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 07:02:35,175 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)] === [2024-11-09 07:02:35,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:35,176 INFO L85 PathProgramCache]: Analyzing trace with hash -881236344, now seen corresponding path program 1 times [2024-11-09 07:02:35,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:35,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912174363] [2024-11-09 07:02:35,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:35,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:35,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:35,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:35,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912174363] [2024-11-09 07:02:35,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912174363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:35,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:35,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:35,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915231858] [2024-11-09 07:02:35,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:35,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:35,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:35,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:35,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:35,205 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-11-09 07:02:35,206 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) [2024-11-09 07:02:35,206 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:35,206 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-11-09 07:02:35,206 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:35,318 INFO L124 PetriNetUnfolderBase]: 66/892 cut-off events. [2024-11-09 07:02:35,318 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-09 07:02:35,321 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. [2024-11-09 07:02:35,323 INFO L140 encePairwiseOnDemand]: 447/449 looper letters, 15 selfloop transitions, 1 changer transitions 0/355 dead transitions. [2024-11-09 07:02:35,323 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 355 transitions, 764 flow [2024-11-09 07:02:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:35,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:35,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1143 transitions. [2024-11-09 07:02:35,325 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8485523385300668 [2024-11-09 07:02:35,325 INFO L175 Difference]: Start difference. First operand has 358 places, 356 transitions, 734 flow. Second operand 3 states and 1143 transitions. [2024-11-09 07:02:35,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 355 transitions, 764 flow [2024-11-09 07:02:35,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 355 transitions, 760 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:35,329 INFO L231 Difference]: Finished difference. Result has 357 places, 355 transitions, 730 flow [2024-11-09 07:02:35,330 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} [2024-11-09 07:02:35,330 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -60 predicate places. [2024-11-09 07:02:35,330 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 355 transitions, 730 flow [2024-11-09 07:02:35,331 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) [2024-11-09 07:02:35,331 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:35,331 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] [2024-11-09 07:02:35,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 07:02:35,331 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)] === [2024-11-09 07:02:35,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:35,332 INFO L85 PathProgramCache]: Analyzing trace with hash 597541853, now seen corresponding path program 1 times [2024-11-09 07:02:35,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:35,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455202541] [2024-11-09 07:02:35,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:35,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:35,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:35,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:35,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455202541] [2024-11-09 07:02:35,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455202541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:35,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:35,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:35,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786303350] [2024-11-09 07:02:35,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:35,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:35,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:35,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:35,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:35,385 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:35,386 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) [2024-11-09 07:02:35,387 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:35,387 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:35,387 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:35,486 INFO L124 PetriNetUnfolderBase]: 66/891 cut-off events. [2024-11-09 07:02:35,486 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-09 07:02:35,490 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. [2024-11-09 07:02:35,492 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/354 dead transitions. [2024-11-09 07:02:35,493 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 354 transitions, 764 flow [2024-11-09 07:02:35,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-09 07:02:35,495 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-09 07:02:35,495 INFO L175 Difference]: Start difference. First operand has 357 places, 355 transitions, 730 flow. Second operand 3 states and 1136 transitions. [2024-11-09 07:02:35,495 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 354 transitions, 764 flow [2024-11-09 07:02:35,497 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 354 transitions, 763 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:02:35,499 INFO L231 Difference]: Finished difference. Result has 357 places, 354 transitions, 731 flow [2024-11-09 07:02:35,500 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} [2024-11-09 07:02:35,500 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -60 predicate places. [2024-11-09 07:02:35,500 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 354 transitions, 731 flow [2024-11-09 07:02:35,501 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) [2024-11-09 07:02:35,501 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:35,501 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] [2024-11-09 07:02:35,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 07:02:35,502 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)] === [2024-11-09 07:02:35,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:35,502 INFO L85 PathProgramCache]: Analyzing trace with hash -639874363, now seen corresponding path program 1 times [2024-11-09 07:02:35,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:35,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923607616] [2024-11-09 07:02:35,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:35,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:36,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:36,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:36,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923607616] [2024-11-09 07:02:36,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923607616] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:36,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:36,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:02:36,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595150611] [2024-11-09 07:02:36,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:36,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:02:36,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:36,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:02:36,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:02:36,112 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 352 out of 449 [2024-11-09 07:02:36,115 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) [2024-11-09 07:02:36,115 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:36,115 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 352 of 449 [2024-11-09 07:02:36,115 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:36,253 INFO L124 PetriNetUnfolderBase]: 66/889 cut-off events. [2024-11-09 07:02:36,253 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-09 07:02:36,257 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. [2024-11-09 07:02:36,261 INFO L140 encePairwiseOnDemand]: 437/449 looper letters, 29 selfloop transitions, 10 changer transitions 0/352 dead transitions. [2024-11-09 07:02:36,261 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 352 transitions, 805 flow [2024-11-09 07:02:36,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:02:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:02:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2151 transitions. [2024-11-09 07:02:36,264 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7984409799554566 [2024-11-09 07:02:36,264 INFO L175 Difference]: Start difference. First operand has 357 places, 354 transitions, 731 flow. Second operand 6 states and 2151 transitions. [2024-11-09 07:02:36,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 352 transitions, 805 flow [2024-11-09 07:02:36,267 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 352 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:36,293 INFO L231 Difference]: Finished difference. Result has 358 places, 352 transitions, 743 flow [2024-11-09 07:02:36,294 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} [2024-11-09 07:02:36,295 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-11-09 07:02:36,296 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 352 transitions, 743 flow [2024-11-09 07:02:36,297 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) [2024-11-09 07:02:36,297 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:36,297 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] [2024-11-09 07:02:36,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 07:02:36,298 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)] === [2024-11-09 07:02:36,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:36,298 INFO L85 PathProgramCache]: Analyzing trace with hash -666750534, now seen corresponding path program 1 times [2024-11-09 07:02:36,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:36,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285611580] [2024-11-09 07:02:36,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:36,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:36,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:36,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285611580] [2024-11-09 07:02:36,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285611580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:36,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:36,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:36,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326319984] [2024-11-09 07:02:36,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:36,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:36,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:36,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:36,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:36,334 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-11-09 07:02:36,335 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) [2024-11-09 07:02:36,335 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:36,335 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-11-09 07:02:36,335 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:36,433 INFO L124 PetriNetUnfolderBase]: 66/888 cut-off events. [2024-11-09 07:02:36,434 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-09 07:02:36,438 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. [2024-11-09 07:02:36,441 INFO L140 encePairwiseOnDemand]: 447/449 looper letters, 15 selfloop transitions, 1 changer transitions 0/351 dead transitions. [2024-11-09 07:02:36,441 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 351 transitions, 773 flow [2024-11-09 07:02:36,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:36,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:36,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1143 transitions. [2024-11-09 07:02:36,443 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8485523385300668 [2024-11-09 07:02:36,443 INFO L175 Difference]: Start difference. First operand has 358 places, 352 transitions, 743 flow. Second operand 3 states and 1143 transitions. [2024-11-09 07:02:36,443 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 351 transitions, 773 flow [2024-11-09 07:02:36,445 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 351 transitions, 753 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:02:36,448 INFO L231 Difference]: Finished difference. Result has 354 places, 351 transitions, 723 flow [2024-11-09 07:02:36,448 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} [2024-11-09 07:02:36,449 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -63 predicate places. [2024-11-09 07:02:36,449 INFO L471 AbstractCegarLoop]: Abstraction has has 354 places, 351 transitions, 723 flow [2024-11-09 07:02:36,450 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) [2024-11-09 07:02:36,450 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:36,450 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] [2024-11-09 07:02:36,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 07:02:36,450 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)] === [2024-11-09 07:02:36,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:36,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1277348424, now seen corresponding path program 1 times [2024-11-09 07:02:36,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:36,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261379469] [2024-11-09 07:02:36,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:36,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:36,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:36,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:36,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261379469] [2024-11-09 07:02:36,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261379469] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:36,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:36,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:36,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806899976] [2024-11-09 07:02:36,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:36,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:36,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:36,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:36,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:36,490 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:36,491 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) [2024-11-09 07:02:36,491 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:36,492 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:36,492 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:36,580 INFO L124 PetriNetUnfolderBase]: 66/887 cut-off events. [2024-11-09 07:02:36,581 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-09 07:02:36,584 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. [2024-11-09 07:02:36,586 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/350 dead transitions. [2024-11-09 07:02:36,586 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 350 transitions, 757 flow [2024-11-09 07:02:36,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-09 07:02:36,588 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-09 07:02:36,588 INFO L175 Difference]: Start difference. First operand has 354 places, 351 transitions, 723 flow. Second operand 3 states and 1136 transitions. [2024-11-09 07:02:36,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 355 places, 350 transitions, 757 flow [2024-11-09 07:02:36,590 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 350 transitions, 756 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:02:36,592 INFO L231 Difference]: Finished difference. Result has 354 places, 350 transitions, 724 flow [2024-11-09 07:02:36,593 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} [2024-11-09 07:02:36,593 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -63 predicate places. [2024-11-09 07:02:36,593 INFO L471 AbstractCegarLoop]: Abstraction has has 354 places, 350 transitions, 724 flow [2024-11-09 07:02:36,594 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) [2024-11-09 07:02:36,594 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:36,594 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] [2024-11-09 07:02:36,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 07:02:36,595 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)] === [2024-11-09 07:02:36,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:36,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1959199573, now seen corresponding path program 1 times [2024-11-09 07:02:36,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:36,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753083300] [2024-11-09 07:02:36,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:36,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:36,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:36,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753083300] [2024-11-09 07:02:36,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753083300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:36,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:36,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:36,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961197184] [2024-11-09 07:02:36,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:36,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:36,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:36,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:36,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:36,644 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-11-09 07:02:36,646 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) [2024-11-09 07:02:36,646 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:36,646 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-11-09 07:02:36,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:36,769 INFO L124 PetriNetUnfolderBase]: 113/1283 cut-off events. [2024-11-09 07:02:36,769 INFO L125 PetriNetUnfolderBase]: For 81/83 co-relation queries the response was YES. [2024-11-09 07:02:36,774 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. [2024-11-09 07:02:36,779 INFO L140 encePairwiseOnDemand]: 445/449 looper letters, 17 selfloop transitions, 1 changer transitions 2/347 dead transitions. [2024-11-09 07:02:36,779 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 347 transitions, 756 flow [2024-11-09 07:02:36,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:36,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2024-11-09 07:02:36,781 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8389012620638456 [2024-11-09 07:02:36,782 INFO L175 Difference]: Start difference. First operand has 354 places, 350 transitions, 724 flow. Second operand 3 states and 1130 transitions. [2024-11-09 07:02:36,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 347 transitions, 756 flow [2024-11-09 07:02:36,783 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 351 places, 347 transitions, 752 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:36,786 INFO L231 Difference]: Finished difference. Result has 351 places, 345 transitions, 712 flow [2024-11-09 07:02:36,786 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} [2024-11-09 07:02:36,787 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -66 predicate places. [2024-11-09 07:02:36,787 INFO L471 AbstractCegarLoop]: Abstraction has has 351 places, 345 transitions, 712 flow [2024-11-09 07:02:36,788 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) [2024-11-09 07:02:36,788 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:36,788 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] [2024-11-09 07:02:36,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 07:02:36,788 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:36,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:36,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1153718697, now seen corresponding path program 1 times [2024-11-09 07:02:36,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:36,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931017713] [2024-11-09 07:02:36,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:36,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:36,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:36,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931017713] [2024-11-09 07:02:36,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931017713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:36,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:36,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:36,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424162679] [2024-11-09 07:02:36,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:36,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:36,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:36,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:36,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:36,848 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 366 out of 449 [2024-11-09 07:02:36,850 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) [2024-11-09 07:02:36,850 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:36,850 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 366 of 449 [2024-11-09 07:02:36,850 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:37,009 INFO L124 PetriNetUnfolderBase]: 198/1448 cut-off events. [2024-11-09 07:02:37,009 INFO L125 PetriNetUnfolderBase]: For 128/129 co-relation queries the response was YES. [2024-11-09 07:02:37,014 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. [2024-11-09 07:02:37,018 INFO L140 encePairwiseOnDemand]: 440/449 looper letters, 25 selfloop transitions, 5 changer transitions 0/348 dead transitions. [2024-11-09 07:02:37,018 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 348 transitions, 788 flow [2024-11-09 07:02:37,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:37,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1128 transitions. [2024-11-09 07:02:37,021 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8374164810690423 [2024-11-09 07:02:37,021 INFO L175 Difference]: Start difference. First operand has 351 places, 345 transitions, 712 flow. Second operand 3 states and 1128 transitions. [2024-11-09 07:02:37,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 348 transitions, 788 flow [2024-11-09 07:02:37,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 346 places, 348 transitions, 787 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:02:37,025 INFO L231 Difference]: Finished difference. Result has 346 places, 341 transitions, 713 flow [2024-11-09 07:02:37,025 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} [2024-11-09 07:02:37,025 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -71 predicate places. [2024-11-09 07:02:37,025 INFO L471 AbstractCegarLoop]: Abstraction has has 346 places, 341 transitions, 713 flow [2024-11-09 07:02:37,026 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) [2024-11-09 07:02:37,026 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:37,026 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:02:37,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 07:02:37,026 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:37,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:37,027 INFO L85 PathProgramCache]: Analyzing trace with hash 622162764, now seen corresponding path program 1 times [2024-11-09 07:02:37,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:37,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447643807] [2024-11-09 07:02:37,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:37,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:37,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:37,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:37,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447643807] [2024-11-09 07:02:37,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447643807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:37,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:37,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:37,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589978443] [2024-11-09 07:02:37,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:37,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:37,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:37,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:37,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:37,085 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 449 [2024-11-09 07:02:37,086 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) [2024-11-09 07:02:37,086 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:37,086 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 449 [2024-11-09 07:02:37,086 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:37,357 INFO L124 PetriNetUnfolderBase]: 490/2395 cut-off events. [2024-11-09 07:02:37,358 INFO L125 PetriNetUnfolderBase]: For 200/200 co-relation queries the response was YES. [2024-11-09 07:02:37,364 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. [2024-11-09 07:02:37,370 INFO L140 encePairwiseOnDemand]: 441/449 looper letters, 29 selfloop transitions, 4 changer transitions 0/348 dead transitions. [2024-11-09 07:02:37,370 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 348 transitions, 799 flow [2024-11-09 07:02:37,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:37,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-09 07:02:37,372 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-09 07:02:37,372 INFO L175 Difference]: Start difference. First operand has 346 places, 341 transitions, 713 flow. Second operand 3 states and 1136 transitions. [2024-11-09 07:02:37,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 348 transitions, 799 flow [2024-11-09 07:02:37,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 348 transitions, 789 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:37,376 INFO L231 Difference]: Finished difference. Result has 343 places, 341 transitions, 723 flow [2024-11-09 07:02:37,377 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} [2024-11-09 07:02:37,377 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -74 predicate places. [2024-11-09 07:02:37,377 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 341 transitions, 723 flow [2024-11-09 07:02:37,377 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) [2024-11-09 07:02:37,378 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:37,378 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:02:37,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 07:02:37,378 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:37,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:37,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1265898742, now seen corresponding path program 1 times [2024-11-09 07:02:37,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:37,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843142731] [2024-11-09 07:02:37,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:37,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:37,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:37,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843142731] [2024-11-09 07:02:37,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843142731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:37,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:37,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:37,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812368532] [2024-11-09 07:02:37,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:37,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:37,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:37,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:37,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:37,424 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:37,425 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) [2024-11-09 07:02:37,425 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:37,425 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:37,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:37,736 INFO L124 PetriNetUnfolderBase]: 454/2016 cut-off events. [2024-11-09 07:02:37,736 INFO L125 PetriNetUnfolderBase]: For 214/215 co-relation queries the response was YES. [2024-11-09 07:02:37,745 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. [2024-11-09 07:02:37,752 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 23 selfloop transitions, 2 changer transitions 0/346 dead transitions. [2024-11-09 07:02:37,753 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 346 transitions, 789 flow [2024-11-09 07:02:37,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:37,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-11-09 07:02:37,755 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-11-09 07:02:37,755 INFO L175 Difference]: Start difference. First operand has 343 places, 341 transitions, 723 flow. Second operand 3 states and 1142 transitions. [2024-11-09 07:02:37,756 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 346 transitions, 789 flow [2024-11-09 07:02:37,757 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 344 places, 346 transitions, 789 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:02:37,760 INFO L231 Difference]: Finished difference. Result has 344 places, 340 transitions, 725 flow [2024-11-09 07:02:37,761 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} [2024-11-09 07:02:37,761 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -73 predicate places. [2024-11-09 07:02:37,761 INFO L471 AbstractCegarLoop]: Abstraction has has 344 places, 340 transitions, 725 flow [2024-11-09 07:02:37,762 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) [2024-11-09 07:02:37,762 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:37,762 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] [2024-11-09 07:02:37,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 07:02:37,763 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread1Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:37,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:37,763 INFO L85 PathProgramCache]: Analyzing trace with hash -291596687, now seen corresponding path program 1 times [2024-11-09 07:02:37,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:37,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480274290] [2024-11-09 07:02:37,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:37,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:37,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:37,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:37,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480274290] [2024-11-09 07:02:37,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480274290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:37,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:37,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:37,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340925070] [2024-11-09 07:02:37,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:37,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:37,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:37,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:37,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:37,838 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-11-09 07:02:37,839 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) [2024-11-09 07:02:37,840 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:37,840 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-11-09 07:02:37,840 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:38,104 INFO L124 PetriNetUnfolderBase]: 383/2509 cut-off events. [2024-11-09 07:02:38,105 INFO L125 PetriNetUnfolderBase]: For 214/217 co-relation queries the response was YES. [2024-11-09 07:02:38,113 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. [2024-11-09 07:02:38,120 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 27 selfloop transitions, 2 changer transitions 0/346 dead transitions. [2024-11-09 07:02:38,120 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 346 transitions, 805 flow [2024-11-09 07:02:38,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-09 07:02:38,122 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-09 07:02:38,122 INFO L175 Difference]: Start difference. First operand has 344 places, 340 transitions, 725 flow. Second operand 3 states and 1136 transitions. [2024-11-09 07:02:38,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 346 transitions, 805 flow [2024-11-09 07:02:38,125 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 346 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:38,127 INFO L231 Difference]: Finished difference. Result has 343 places, 339 transitions, 723 flow [2024-11-09 07:02:38,128 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} [2024-11-09 07:02:38,128 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -74 predicate places. [2024-11-09 07:02:38,128 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 339 transitions, 723 flow [2024-11-09 07:02:38,129 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) [2024-11-09 07:02:38,129 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:38,129 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] [2024-11-09 07:02:38,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 07:02:38,129 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread1Err22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:38,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:38,129 INFO L85 PathProgramCache]: Analyzing trace with hash 389578159, now seen corresponding path program 1 times [2024-11-09 07:02:38,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:38,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508998408] [2024-11-09 07:02:38,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:38,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:38,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:38,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:38,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508998408] [2024-11-09 07:02:38,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508998408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:38,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:38,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:38,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71591816] [2024-11-09 07:02:38,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:38,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:38,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:38,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:38,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:38,192 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-11-09 07:02:38,193 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) [2024-11-09 07:02:38,193 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:38,193 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-11-09 07:02:38,194 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:38,493 INFO L124 PetriNetUnfolderBase]: 368/2591 cut-off events. [2024-11-09 07:02:38,493 INFO L125 PetriNetUnfolderBase]: For 219/220 co-relation queries the response was YES. [2024-11-09 07:02:38,501 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. [2024-11-09 07:02:38,507 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 27 selfloop transitions, 2 changer transitions 0/345 dead transitions. [2024-11-09 07:02:38,507 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 345 transitions, 803 flow [2024-11-09 07:02:38,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-09 07:02:38,510 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-09 07:02:38,510 INFO L175 Difference]: Start difference. First operand has 343 places, 339 transitions, 723 flow. Second operand 3 states and 1136 transitions. [2024-11-09 07:02:38,510 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 345 transitions, 803 flow [2024-11-09 07:02:38,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 345 transitions, 799 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:38,515 INFO L231 Difference]: Finished difference. Result has 342 places, 338 transitions, 721 flow [2024-11-09 07:02:38,515 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} [2024-11-09 07:02:38,516 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -75 predicate places. [2024-11-09 07:02:38,516 INFO L471 AbstractCegarLoop]: Abstraction has has 342 places, 338 transitions, 721 flow [2024-11-09 07:02:38,516 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) [2024-11-09 07:02:38,516 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:38,517 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] [2024-11-09 07:02:38,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 07:02:38,517 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread3Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:38,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:38,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1566511871, now seen corresponding path program 1 times [2024-11-09 07:02:38,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:38,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979840490] [2024-11-09 07:02:38,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:38,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:38,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:38,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:38,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979840490] [2024-11-09 07:02:38,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979840490] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:38,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:38,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:38,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456170597] [2024-11-09 07:02:38,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:38,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:38,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:38,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:38,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:38,576 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-09 07:02:38,578 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) [2024-11-09 07:02:38,579 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:38,579 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-09 07:02:38,579 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:38,868 INFO L124 PetriNetUnfolderBase]: 519/2300 cut-off events. [2024-11-09 07:02:38,868 INFO L125 PetriNetUnfolderBase]: For 233/266 co-relation queries the response was YES. [2024-11-09 07:02:38,875 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. [2024-11-09 07:02:38,880 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 25 selfloop transitions, 2 changer transitions 0/344 dead transitions. [2024-11-09 07:02:38,881 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 344 transitions, 793 flow [2024-11-09 07:02:38,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:38,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:38,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1141 transitions. [2024-11-09 07:02:38,883 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8470675575352635 [2024-11-09 07:02:38,883 INFO L175 Difference]: Start difference. First operand has 342 places, 338 transitions, 721 flow. Second operand 3 states and 1141 transitions. [2024-11-09 07:02:38,883 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 344 transitions, 793 flow [2024-11-09 07:02:38,884 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 344 transitions, 789 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:38,887 INFO L231 Difference]: Finished difference. Result has 341 places, 337 transitions, 719 flow [2024-11-09 07:02:38,887 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} [2024-11-09 07:02:38,887 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -76 predicate places. [2024-11-09 07:02:38,887 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 337 transitions, 719 flow [2024-11-09 07:02:38,888 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) [2024-11-09 07:02:38,888 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:38,888 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] [2024-11-09 07:02:38,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 07:02:38,889 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:38,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:38,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1008341059, now seen corresponding path program 1 times [2024-11-09 07:02:38,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:38,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151927194] [2024-11-09 07:02:38,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:38,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:38,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:38,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:38,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151927194] [2024-11-09 07:02:38,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151927194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:38,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:38,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:38,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750747866] [2024-11-09 07:02:38,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:38,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:38,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:38,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:38,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:38,936 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 375 out of 449 [2024-11-09 07:02:38,938 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) [2024-11-09 07:02:38,938 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:38,938 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 375 of 449 [2024-11-09 07:02:38,938 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:39,143 INFO L124 PetriNetUnfolderBase]: 385/1707 cut-off events. [2024-11-09 07:02:39,143 INFO L125 PetriNetUnfolderBase]: For 184/185 co-relation queries the response was YES. [2024-11-09 07:02:39,153 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. [2024-11-09 07:02:39,160 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/342 dead transitions. [2024-11-09 07:02:39,160 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 342 transitions, 781 flow [2024-11-09 07:02:39,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:39,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:39,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1146 transitions. [2024-11-09 07:02:39,163 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8507795100222717 [2024-11-09 07:02:39,163 INFO L175 Difference]: Start difference. First operand has 341 places, 337 transitions, 719 flow. Second operand 3 states and 1146 transitions. [2024-11-09 07:02:39,163 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 342 transitions, 781 flow [2024-11-09 07:02:39,165 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 340 places, 342 transitions, 777 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:39,167 INFO L231 Difference]: Finished difference. Result has 340 places, 336 transitions, 717 flow [2024-11-09 07:02:39,168 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} [2024-11-09 07:02:39,168 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -77 predicate places. [2024-11-09 07:02:39,168 INFO L471 AbstractCegarLoop]: Abstraction has has 340 places, 336 transitions, 717 flow [2024-11-09 07:02:39,169 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) [2024-11-09 07:02:39,169 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:39,169 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] [2024-11-09 07:02:39,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 07:02:39,170 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:39,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:39,170 INFO L85 PathProgramCache]: Analyzing trace with hash -2019176314, now seen corresponding path program 1 times [2024-11-09 07:02:39,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:39,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759902819] [2024-11-09 07:02:39,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:39,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:39,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:39,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759902819] [2024-11-09 07:02:39,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759902819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:39,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:39,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:39,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531138199] [2024-11-09 07:02:39,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:39,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:39,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:39,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:39,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:39,220 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:39,221 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) [2024-11-09 07:02:39,221 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:39,221 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:39,221 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:39,558 INFO L124 PetriNetUnfolderBase]: 487/1784 cut-off events. [2024-11-09 07:02:39,558 INFO L125 PetriNetUnfolderBase]: For 224/225 co-relation queries the response was YES. [2024-11-09 07:02:39,567 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. [2024-11-09 07:02:39,574 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 23 selfloop transitions, 2 changer transitions 0/341 dead transitions. [2024-11-09 07:02:39,574 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 341 transitions, 783 flow [2024-11-09 07:02:39,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:39,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-11-09 07:02:39,582 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-11-09 07:02:39,583 INFO L175 Difference]: Start difference. First operand has 340 places, 336 transitions, 717 flow. Second operand 3 states and 1142 transitions. [2024-11-09 07:02:39,583 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 341 transitions, 783 flow [2024-11-09 07:02:39,585 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 341 transitions, 779 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:39,588 INFO L231 Difference]: Finished difference. Result has 339 places, 335 transitions, 715 flow [2024-11-09 07:02:39,589 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} [2024-11-09 07:02:39,589 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -78 predicate places. [2024-11-09 07:02:39,589 INFO L471 AbstractCegarLoop]: Abstraction has has 339 places, 335 transitions, 715 flow [2024-11-09 07:02:39,590 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) [2024-11-09 07:02:39,590 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:39,590 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] [2024-11-09 07:02:39,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 07:02:39,590 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread3Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:39,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:39,591 INFO L85 PathProgramCache]: Analyzing trace with hash -633796255, now seen corresponding path program 1 times [2024-11-09 07:02:39,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:39,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017066120] [2024-11-09 07:02:39,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:39,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:39,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:39,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:39,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017066120] [2024-11-09 07:02:39,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017066120] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:39,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:39,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:39,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969235114] [2024-11-09 07:02:39,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:39,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:39,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:39,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:39,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:39,665 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-09 07:02:39,666 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) [2024-11-09 07:02:39,667 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:39,667 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-09 07:02:39,667 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:39,945 INFO L124 PetriNetUnfolderBase]: 414/2134 cut-off events. [2024-11-09 07:02:39,946 INFO L125 PetriNetUnfolderBase]: For 186/191 co-relation queries the response was YES. [2024-11-09 07:02:39,956 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. [2024-11-09 07:02:39,962 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 22 selfloop transitions, 2 changer transitions 6/340 dead transitions. [2024-11-09 07:02:39,962 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 339 places, 340 transitions, 781 flow [2024-11-09 07:02:39,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:39,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-11-09 07:02:39,965 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-11-09 07:02:39,965 INFO L175 Difference]: Start difference. First operand has 339 places, 335 transitions, 715 flow. Second operand 3 states and 1140 transitions. [2024-11-09 07:02:39,965 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 339 places, 340 transitions, 781 flow [2024-11-09 07:02:39,967 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 340 transitions, 777 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:39,970 INFO L231 Difference]: Finished difference. Result has 337 places, 327 transitions, 699 flow [2024-11-09 07:02:39,970 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} [2024-11-09 07:02:39,971 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -80 predicate places. [2024-11-09 07:02:39,971 INFO L471 AbstractCegarLoop]: Abstraction has has 337 places, 327 transitions, 699 flow [2024-11-09 07:02:39,971 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) [2024-11-09 07:02:39,971 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:39,972 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] [2024-11-09 07:02:39,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 07:02:39,972 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:39,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:39,972 INFO L85 PathProgramCache]: Analyzing trace with hash 2032216472, now seen corresponding path program 1 times [2024-11-09 07:02:39,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:39,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500687346] [2024-11-09 07:02:39,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:39,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:40,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:40,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500687346] [2024-11-09 07:02:40,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500687346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:40,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:40,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:40,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668645308] [2024-11-09 07:02:40,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:40,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:40,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:40,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:40,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:40,030 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:40,032 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) [2024-11-09 07:02:40,032 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:40,032 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:40,032 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:40,221 INFO L124 PetriNetUnfolderBase]: 322/1639 cut-off events. [2024-11-09 07:02:40,222 INFO L125 PetriNetUnfolderBase]: For 151/151 co-relation queries the response was YES. [2024-11-09 07:02:40,229 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. [2024-11-09 07:02:40,234 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 21 selfloop transitions, 3 changer transitions 0/331 dead transitions. [2024-11-09 07:02:40,234 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 331 transitions, 761 flow [2024-11-09 07:02:40,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:40,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:40,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-11-09 07:02:40,236 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-11-09 07:02:40,236 INFO L175 Difference]: Start difference. First operand has 337 places, 327 transitions, 699 flow. Second operand 3 states and 1142 transitions. [2024-11-09 07:02:40,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 331 transitions, 761 flow [2024-11-09 07:02:40,238 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 331 transitions, 757 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:40,240 INFO L231 Difference]: Finished difference. Result has 330 places, 325 transitions, 697 flow [2024-11-09 07:02:40,241 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} [2024-11-09 07:02:40,241 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -87 predicate places. [2024-11-09 07:02:40,242 INFO L471 AbstractCegarLoop]: Abstraction has has 330 places, 325 transitions, 697 flow [2024-11-09 07:02:40,242 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) [2024-11-09 07:02:40,242 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:40,242 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] [2024-11-09 07:02:40,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-09 07:02:40,246 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting thread3Err12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:40,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:40,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1654841756, now seen corresponding path program 1 times [2024-11-09 07:02:40,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:40,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468338410] [2024-11-09 07:02:40,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:40,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:40,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:40,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:40,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468338410] [2024-11-09 07:02:40,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468338410] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:40,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:40,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:40,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077900841] [2024-11-09 07:02:40,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:40,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:40,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:40,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:40,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:40,303 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-09 07:02:40,304 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) [2024-11-09 07:02:40,304 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:40,304 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-09 07:02:40,304 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:40,563 INFO L124 PetriNetUnfolderBase]: 523/2179 cut-off events. [2024-11-09 07:02:40,563 INFO L125 PetriNetUnfolderBase]: For 230/237 co-relation queries the response was YES. [2024-11-09 07:02:40,572 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. [2024-11-09 07:02:40,578 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 24 selfloop transitions, 2 changer transitions 0/331 dead transitions. [2024-11-09 07:02:40,579 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 331 transitions, 767 flow [2024-11-09 07:02:40,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:40,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:40,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-11-09 07:02:40,581 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-11-09 07:02:40,581 INFO L175 Difference]: Start difference. First operand has 330 places, 325 transitions, 697 flow. Second operand 3 states and 1140 transitions. [2024-11-09 07:02:40,581 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 331 transitions, 767 flow [2024-11-09 07:02:40,583 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 329 places, 331 transitions, 761 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:40,585 INFO L231 Difference]: Finished difference. Result has 329 places, 324 transitions, 693 flow [2024-11-09 07:02:40,586 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} [2024-11-09 07:02:40,586 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -88 predicate places. [2024-11-09 07:02:40,586 INFO L471 AbstractCegarLoop]: Abstraction has has 329 places, 324 transitions, 693 flow [2024-11-09 07:02:40,587 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) [2024-11-09 07:02:40,587 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:40,588 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:02:40,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-09 07:02:40,588 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting thread3Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:40,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:40,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1754243767, now seen corresponding path program 1 times [2024-11-09 07:02:40,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:40,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948670275] [2024-11-09 07:02:40,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:40,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:40,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:40,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:40,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948670275] [2024-11-09 07:02:40,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948670275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:40,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:40,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:40,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936835881] [2024-11-09 07:02:40,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:40,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:40,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:40,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:40,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:40,636 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:40,637 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) [2024-11-09 07:02:40,637 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:40,637 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:40,637 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:40,837 INFO L124 PetriNetUnfolderBase]: 353/1762 cut-off events. [2024-11-09 07:02:40,837 INFO L125 PetriNetUnfolderBase]: For 166/170 co-relation queries the response was YES. [2024-11-09 07:02:40,845 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. [2024-11-09 07:02:40,849 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 20 selfloop transitions, 2 changer transitions 10/329 dead transitions. [2024-11-09 07:02:40,849 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 329 transitions, 757 flow [2024-11-09 07:02:40,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:40,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:40,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-11-09 07:02:40,853 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-11-09 07:02:40,853 INFO L175 Difference]: Start difference. First operand has 329 places, 324 transitions, 693 flow. Second operand 3 states and 1142 transitions. [2024-11-09 07:02:40,853 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 329 transitions, 757 flow [2024-11-09 07:02:40,854 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 329 transitions, 753 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:40,856 INFO L231 Difference]: Finished difference. Result has 327 places, 312 transitions, 668 flow [2024-11-09 07:02:40,857 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} [2024-11-09 07:02:40,861 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -90 predicate places. [2024-11-09 07:02:40,861 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 312 transitions, 668 flow [2024-11-09 07:02:40,861 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) [2024-11-09 07:02:40,861 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:40,861 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] [2024-11-09 07:02:40,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-09 07:02:40,862 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting thread2Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:40,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:40,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1835264861, now seen corresponding path program 1 times [2024-11-09 07:02:40,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:40,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547051350] [2024-11-09 07:02:40,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:40,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:40,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:40,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547051350] [2024-11-09 07:02:40,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547051350] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:40,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:40,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:40,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865820938] [2024-11-09 07:02:40,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:40,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:40,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:40,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:40,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:40,912 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:40,913 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) [2024-11-09 07:02:40,913 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:40,913 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:40,913 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:41,091 INFO L124 PetriNetUnfolderBase]: 364/1635 cut-off events. [2024-11-09 07:02:41,092 INFO L125 PetriNetUnfolderBase]: For 176/176 co-relation queries the response was YES. [2024-11-09 07:02:41,098 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. [2024-11-09 07:02:41,102 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/317 dead transitions. [2024-11-09 07:02:41,102 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 317 transitions, 730 flow [2024-11-09 07:02:41,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:41,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:41,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-11-09 07:02:41,105 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-11-09 07:02:41,105 INFO L175 Difference]: Start difference. First operand has 327 places, 312 transitions, 668 flow. Second operand 3 states and 1140 transitions. [2024-11-09 07:02:41,105 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 317 transitions, 730 flow [2024-11-09 07:02:41,106 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 317 transitions, 726 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:41,108 INFO L231 Difference]: Finished difference. Result has 316 places, 311 transitions, 666 flow [2024-11-09 07:02:41,109 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} [2024-11-09 07:02:41,110 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -101 predicate places. [2024-11-09 07:02:41,110 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 311 transitions, 666 flow [2024-11-09 07:02:41,111 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) [2024-11-09 07:02:41,111 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:02:41,111 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:02:41,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-09 07:02:41,111 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting thread3Err15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-09 07:02:41,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:41,112 INFO L85 PathProgramCache]: Analyzing trace with hash 407896046, now seen corresponding path program 1 times [2024-11-09 07:02:41,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:02:41,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409903289] [2024-11-09 07:02:41,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:41,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:02:41,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:02:41,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409903289] [2024-11-09 07:02:41,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409903289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:41,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:41,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:41,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387441449] [2024-11-09 07:02:41,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:41,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:02:41,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:02:41,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:02:41,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:02:41,158 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-09 07:02:41,159 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) [2024-11-09 07:02:41,159 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:02:41,159 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-09 07:02:41,159 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:02:41,390 INFO L124 PetriNetUnfolderBase]: 415/1915 cut-off events. [2024-11-09 07:02:41,391 INFO L125 PetriNetUnfolderBase]: For 200/208 co-relation queries the response was YES. [2024-11-09 07:02:41,396 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. [2024-11-09 07:02:41,397 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 0 selfloop transitions, 0 changer transitions 317/317 dead transitions. [2024-11-09 07:02:41,397 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 317 transitions, 732 flow [2024-11-09 07:02:41,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:02:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:02:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1141 transitions. [2024-11-09 07:02:41,399 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8470675575352635 [2024-11-09 07:02:41,399 INFO L175 Difference]: Start difference. First operand has 316 places, 311 transitions, 666 flow. Second operand 3 states and 1141 transitions. [2024-11-09 07:02:41,399 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 317 transitions, 732 flow [2024-11-09 07:02:41,401 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 317 transitions, 728 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:02:41,402 INFO L231 Difference]: Finished difference. Result has 315 places, 0 transitions, 0 flow [2024-11-09 07:02:41,403 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} [2024-11-09 07:02:41,404 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -102 predicate places. [2024-11-09 07:02:41,404 INFO L471 AbstractCegarLoop]: Abstraction has has 315 places, 0 transitions, 0 flow [2024-11-09 07:02:41,404 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) [2024-11-09 07:02:41,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (151 of 152 remaining) [2024-11-09 07:02:41,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (150 of 152 remaining) [2024-11-09 07:02:41,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (149 of 152 remaining) [2024-11-09 07:02:41,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (148 of 152 remaining) [2024-11-09 07:02:41,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (147 of 152 remaining) [2024-11-09 07:02:41,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (146 of 152 remaining) [2024-11-09 07:02:41,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (145 of 152 remaining) [2024-11-09 07:02:41,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (144 of 152 remaining) [2024-11-09 07:02:41,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (143 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (142 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (141 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (140 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (139 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (138 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (137 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (136 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (135 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (134 of 152 remaining) [2024-11-09 07:02:41,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (133 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (132 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (131 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (130 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (129 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (128 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (127 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (126 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (125 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (124 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (123 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (122 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (121 of 152 remaining) [2024-11-09 07:02:41,409 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (120 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (119 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (118 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (117 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (116 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (115 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (114 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (113 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (112 of 152 remaining) [2024-11-09 07:02:41,410 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (111 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (110 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (109 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (108 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (107 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (106 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (105 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (104 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (103 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (102 of 152 remaining) [2024-11-09 07:02:41,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (101 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (100 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (99 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (98 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (97 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (96 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (95 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (94 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (93 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (92 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (91 of 152 remaining) [2024-11-09 07:02:41,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (90 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (89 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (88 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (87 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (86 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (85 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (84 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (83 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (82 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (81 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (80 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (79 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (78 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (77 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (76 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (75 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (74 of 152 remaining) [2024-11-09 07:02:41,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (73 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (72 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (71 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (70 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (69 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (68 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (67 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (66 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (65 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 152 remaining) [2024-11-09 07:02:41,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (63 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (62 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (61 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (60 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (59 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (58 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (57 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (56 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (55 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (54 of 152 remaining) [2024-11-09 07:02:41,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (53 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (52 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (51 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (50 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (49 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (48 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (47 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (46 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (45 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (44 of 152 remaining) [2024-11-09 07:02:41,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (43 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (42 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (41 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (40 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (39 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (38 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (37 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (36 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (35 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (34 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (33 of 152 remaining) [2024-11-09 07:02:41,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (32 of 152 remaining) [2024-11-09 07:02:41,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (31 of 152 remaining) [2024-11-09 07:02:41,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (30 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (29 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (28 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (27 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (26 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (25 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (24 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (23 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (22 of 152 remaining) [2024-11-09 07:02:41,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (21 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (20 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (19 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (18 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (17 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (16 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (15 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (14 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (13 of 152 remaining) [2024-11-09 07:02:41,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (12 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (11 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (10 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (9 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (8 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (7 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (6 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (5 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (4 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (3 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (2 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (1 of 152 remaining) [2024-11-09 07:02:41,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (0 of 152 remaining) [2024-11-09 07:02:41,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-09 07:02:41,422 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] [2024-11-09 07:02:41,427 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 07:02:41,428 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:02:41,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:02:41 BasicIcfg [2024-11-09 07:02:41,433 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:02:41,434 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:02:41,434 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:02:41,434 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:02:41,434 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:32" (3/4) ... [2024-11-09 07:02:41,436 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 07:02:41,438 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-09 07:02:41,438 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-09 07:02:41,438 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-09 07:02:41,444 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-09 07:02:41,445 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 07:02:41,446 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 07:02:41,446 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 07:02:41,534 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-09 07:02:41,534 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-09 07:02:41,534 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:02:41,535 INFO L158 Benchmark]: Toolchain (without parser) took 10666.66ms. Allocated memory was 178.3MB in the beginning and 738.2MB in the end (delta: 559.9MB). Free memory was 147.8MB in the beginning and 604.1MB in the end (delta: -456.2MB). Peak memory consumption was 102.6MB. Max. memory is 16.1GB. [2024-11-09 07:02:41,535 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory was 88.6MB in the beginning and 88.4MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:02:41,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.10ms. Allocated memory is still 178.3MB. Free memory was 147.1MB in the beginning and 132.1MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 07:02:41,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.74ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 127.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:02:41,535 INFO L158 Benchmark]: Boogie Preprocessor took 54.21ms. Allocated memory is still 178.3MB. Free memory was 127.9MB in the beginning and 125.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:02:41,536 INFO L158 Benchmark]: RCFGBuilder took 1239.93ms. Allocated memory was 178.3MB in the beginning and 226.5MB in the end (delta: 48.2MB). Free memory was 125.1MB in the beginning and 175.5MB in the end (delta: -50.4MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2024-11-09 07:02:41,536 INFO L158 Benchmark]: TraceAbstraction took 8920.01ms. Allocated memory was 226.5MB in the beginning and 738.2MB in the end (delta: 511.7MB). Free memory was 174.4MB in the beginning and 611.4MB in the end (delta: -437.0MB). Peak memory consumption was 438.5MB. Max. memory is 16.1GB. [2024-11-09 07:02:41,536 INFO L158 Benchmark]: Witness Printer took 100.60ms. Allocated memory is still 738.2MB. Free memory was 611.4MB in the beginning and 604.1MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 07:02:41,538 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory was 88.6MB in the beginning and 88.4MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.10ms. Allocated memory is still 178.3MB. Free memory was 147.1MB in the beginning and 132.1MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.74ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 127.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.21ms. Allocated memory is still 178.3MB. Free memory was 127.9MB in the beginning and 125.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1239.93ms. Allocated memory was 178.3MB in the beginning and 226.5MB in the end (delta: 48.2MB). Free memory was 125.1MB in the beginning and 175.5MB in the end (delta: -50.4MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. * TraceAbstraction took 8920.01ms. Allocated memory was 226.5MB in the beginning and 738.2MB in the end (delta: 511.7MB). Free memory was 174.4MB in the beginning and 611.4MB in the end (delta: -437.0MB). Peak memory consumption was 438.5MB. Max. memory is 16.1GB. * Witness Printer took 100.60ms. Allocated memory is still 738.2MB. Free memory was 611.4MB in the beginning and 604.1MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. 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: 8.7s, OverallIterations: 30, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.6s, 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, 1.3s 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! [2024-11-09 07:02:41,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE