./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.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 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 09:59:35,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 09:59:35,760 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-13 09:59:35,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 09:59:35,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 09:59:35,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 09:59:35,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 09:59:35,780 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 09:59:35,780 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 09:59:35,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 09:59:35,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 09:59:35,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 09:59:35,782 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 09:59:35,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 09:59:35,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 09:59:35,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 09:59:35,783 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 09:59:35,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 09:59:35,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 09:59:35,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 09:59:35,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 09:59:35,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 09:59:35,785 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-13 09:59:35,785 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 09:59:35,785 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 09:59:35,785 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 09:59:35,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 09:59:35,786 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 09:59:35,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 09:59:35,787 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 09:59:35,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 09:59:35,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 09:59:35,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 09:59:35,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 09:59:35,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 09:59:35,788 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 09:59:35,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 09:59:35,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 09:59:35,789 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 09:59:35,789 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 09:59:35,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 09:59:35,790 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2024-10-13 09:59:36,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 09:59:36,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 09:59:36,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 09:59:36,029 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 09:59:36,029 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 09:59:36,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2024-10-13 09:59:37,475 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 09:59:37,658 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 09:59:37,658 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2024-10-13 09:59:37,669 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11489ebbc/86cdda4a139644d7afabbc37984de54a/FLAGff5fabbeb [2024-10-13 09:59:38,064 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11489ebbc/86cdda4a139644d7afabbc37984de54a [2024-10-13 09:59:38,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 09:59:38,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 09:59:38,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 09:59:38,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 09:59:38,082 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 09:59:38,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e59ece5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38, skipping insertion in model container [2024-10-13 09:59:38,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,132 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 09:59:38,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 09:59:38,509 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 09:59:38,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 09:59:38,603 INFO L204 MainTranslator]: Completed translation [2024-10-13 09:59:38,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38 WrapperNode [2024-10-13 09:59:38,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 09:59:38,605 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 09:59:38,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 09:59:38,605 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 09:59:38,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,716 INFO L138 Inliner]: procedures = 24, calls = 49, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 613 [2024-10-13 09:59:38,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 09:59:38,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 09:59:38,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 09:59:38,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 09:59:38,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,830 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 09:59:38,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 09:59:38,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 09:59:38,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 09:59:38,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (1/1) ... [2024-10-13 09:59:38,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 09:59:38,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 09:59:38,922 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 09:59:38,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 09:59:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 09:59:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-13 09:59:38,972 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-13 09:59:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-13 09:59:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-13 09:59:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-13 09:59:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-13 09:59:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-13 09:59:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-13 09:59:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-13 09:59:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-13 09:59:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 09:59:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 09:59:38,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 09:59:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-13 09:59:38,976 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-13 09:59:39,097 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 09:59:39,099 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 09:59:39,672 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-13 09:59:39,672 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 09:59:40,157 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 09:59:40,159 INFO L314 CfgBuilder]: Removed 6 assume(true) statements. [2024-10-13 09:59:40,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:59:40 BoogieIcfgContainer [2024-10-13 09:59:40,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 09:59:40,161 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 09:59:40,162 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 09:59:40,165 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 09:59:40,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:59:38" (1/3) ... [2024-10-13 09:59:40,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e43b179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:59:40, skipping insertion in model container [2024-10-13 09:59:40,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:59:38" (2/3) ... [2024-10-13 09:59:40,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e43b179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:59:40, skipping insertion in model container [2024-10-13 09:59:40,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:59:40" (3/3) ... [2024-10-13 09:59:40,167 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2024-10-13 09:59:40,182 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 09:59:40,183 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 90 error locations. [2024-10-13 09:59:40,183 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-13 09:59:40,280 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-13 09:59:40,319 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 471 places, 487 transitions, 995 flow [2024-10-13 09:59:40,414 INFO L124 PetriNetUnfolderBase]: 26/484 cut-off events. [2024-10-13 09:59:40,415 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-13 09:59:40,421 INFO L83 FinitePrefix]: Finished finitePrefix Result has 497 conditions, 484 events. 26/484 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 782 event pairs, 0 based on Foata normal form. 0/368 useless extension candidates. Maximal degree in co-relation 432. Up to 3 conditions per place. [2024-10-13 09:59:40,421 INFO L82 GeneralOperation]: Start removeDead. Operand has 471 places, 487 transitions, 995 flow [2024-10-13 09:59:40,429 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 452 places, 467 transitions, 952 flow [2024-10-13 09:59:40,434 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 09:59:40,439 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;@1fa33c93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 09:59:40,440 INFO L334 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-10-13 09:59:40,443 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-13 09:59:40,444 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-10-13 09:59:40,444 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-13 09:59:40,444 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:40,444 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:40,445 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:40,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:40,449 INFO L85 PathProgramCache]: Analyzing trace with hash 944550757, now seen corresponding path program 1 times [2024-10-13 09:59:40,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:40,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292275360] [2024-10-13 09:59:40,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:40,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:40,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:40,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292275360] [2024-10-13 09:59:40,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292275360] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:40,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:40,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:40,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407617330] [2024-10-13 09:59:40,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:40,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:40,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:40,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:40,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:40,701 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 388 out of 487 [2024-10-13 09:59:40,705 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 452 places, 467 transitions, 952 flow. Second operand has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:40,706 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:40,706 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 388 of 487 [2024-10-13 09:59:40,707 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:41,002 INFO L124 PetriNetUnfolderBase]: 152/817 cut-off events. [2024-10-13 09:59:41,004 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2024-10-13 09:59:41,011 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1097 conditions, 817 events. 152/817 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 3095 event pairs, 92 based on Foata normal form. 90/808 useless extension candidates. Maximal degree in co-relation 706. Up to 219 conditions per place. [2024-10-13 09:59:41,017 INFO L140 encePairwiseOnDemand]: 410/487 looper letters, 19 selfloop transitions, 2 changer transitions 7/392 dead transitions. [2024-10-13 09:59:41,017 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 395 places, 392 transitions, 844 flow [2024-10-13 09:59:41,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:41,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:41,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1260 transitions. [2024-10-13 09:59:41,037 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8624229979466119 [2024-10-13 09:59:41,038 INFO L175 Difference]: Start difference. First operand has 452 places, 467 transitions, 952 flow. Second operand 3 states and 1260 transitions. [2024-10-13 09:59:41,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 395 places, 392 transitions, 844 flow [2024-10-13 09:59:41,045 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 389 places, 392 transitions, 832 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-10-13 09:59:41,054 INFO L231 Difference]: Finished difference. Result has 389 places, 385 transitions, 780 flow [2024-10-13 09:59:41,056 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=790, PETRI_DIFFERENCE_MINUEND_PLACES=387, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=392, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=390, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=780, PETRI_PLACES=389, PETRI_TRANSITIONS=385} [2024-10-13 09:59:41,061 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -63 predicate places. [2024-10-13 09:59:41,063 INFO L471 AbstractCegarLoop]: Abstraction has has 389 places, 385 transitions, 780 flow [2024-10-13 09:59:41,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:41,065 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:41,065 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:41,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 09:59:41,066 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:41,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:41,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1141289306, now seen corresponding path program 1 times [2024-10-13 09:59:41,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:41,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190297105] [2024-10-13 09:59:41,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:41,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:41,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:41,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:41,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190297105] [2024-10-13 09:59:41,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190297105] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:41,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:41,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:41,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999973808] [2024-10-13 09:59:41,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:41,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:41,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:41,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:41,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:41,138 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 388 out of 487 [2024-10-13 09:59:41,139 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 389 places, 385 transitions, 780 flow. Second operand has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:41,140 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:41,140 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 388 of 487 [2024-10-13 09:59:41,140 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:41,365 INFO L124 PetriNetUnfolderBase]: 152/809 cut-off events. [2024-10-13 09:59:41,365 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:41,368 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1055 conditions, 809 events. 152/809 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 3420 event pairs, 92 based on Foata normal form. 0/710 useless extension candidates. Maximal degree in co-relation 1016. Up to 219 conditions per place. [2024-10-13 09:59:41,372 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 19 selfloop transitions, 2 changer transitions 0/384 dead transitions. [2024-10-13 09:59:41,372 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 384 transitions, 820 flow [2024-10-13 09:59:41,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:41,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:41,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1186 transitions. [2024-10-13 09:59:41,375 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.811772758384668 [2024-10-13 09:59:41,375 INFO L175 Difference]: Start difference. First operand has 389 places, 385 transitions, 780 flow. Second operand 3 states and 1186 transitions. [2024-10-13 09:59:41,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 384 transitions, 820 flow [2024-10-13 09:59:41,378 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 384 transitions, 816 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:41,382 INFO L231 Difference]: Finished difference. Result has 381 places, 384 transitions, 778 flow [2024-10-13 09:59:41,383 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=774, PETRI_DIFFERENCE_MINUEND_PLACES=379, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=384, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=382, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=778, PETRI_PLACES=381, PETRI_TRANSITIONS=384} [2024-10-13 09:59:41,384 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -71 predicate places. [2024-10-13 09:59:41,384 INFO L471 AbstractCegarLoop]: Abstraction has has 381 places, 384 transitions, 778 flow [2024-10-13 09:59:41,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:41,385 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:41,385 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:41,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 09:59:41,385 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:41,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:41,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1724449037, now seen corresponding path program 1 times [2024-10-13 09:59:41,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:41,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138456017] [2024-10-13 09:59:41,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:41,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:41,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:41,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:41,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138456017] [2024-10-13 09:59:41,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138456017] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:41,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:41,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:41,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114104311] [2024-10-13 09:59:41,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:41,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:41,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:41,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:41,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:41,459 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-13 09:59:41,461 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 381 places, 384 transitions, 778 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:41,461 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:41,461 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-13 09:59:41,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:41,645 INFO L124 PetriNetUnfolderBase]: 127/724 cut-off events. [2024-10-13 09:59:41,645 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:41,648 INFO L83 FinitePrefix]: Finished finitePrefix Result has 930 conditions, 724 events. 127/724 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2549 event pairs, 74 based on Foata normal form. 0/638 useless extension candidates. Maximal degree in co-relation 883. Up to 183 conditions per place. [2024-10-13 09:59:41,650 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/383 dead transitions. [2024-10-13 09:59:41,650 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 382 places, 383 transitions, 816 flow [2024-10-13 09:59:41,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:41,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-13 09:59:41,653 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-13 09:59:41,654 INFO L175 Difference]: Start difference. First operand has 381 places, 384 transitions, 778 flow. Second operand 3 states and 1188 transitions. [2024-10-13 09:59:41,654 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 382 places, 383 transitions, 816 flow [2024-10-13 09:59:41,656 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 383 transitions, 812 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:41,660 INFO L231 Difference]: Finished difference. Result has 380 places, 383 transitions, 776 flow [2024-10-13 09:59:41,661 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=772, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=381, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=776, PETRI_PLACES=380, PETRI_TRANSITIONS=383} [2024-10-13 09:59:41,662 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -72 predicate places. [2024-10-13 09:59:41,662 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 383 transitions, 776 flow [2024-10-13 09:59:41,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:41,663 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:41,664 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:41,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 09:59:41,664 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:41,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:41,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1583434362, now seen corresponding path program 1 times [2024-10-13 09:59:41,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:41,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571942432] [2024-10-13 09:59:41,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:41,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:41,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:41,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:41,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571942432] [2024-10-13 09:59:41,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571942432] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:41,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:41,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:41,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614502794] [2024-10-13 09:59:41,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:41,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:41,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:41,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:41,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:41,748 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-13 09:59:41,750 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 383 transitions, 776 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:41,750 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:41,750 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-13 09:59:41,750 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:41,899 INFO L124 PetriNetUnfolderBase]: 127/723 cut-off events. [2024-10-13 09:59:41,900 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:41,903 INFO L83 FinitePrefix]: Finished finitePrefix Result has 929 conditions, 723 events. 127/723 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2554 event pairs, 74 based on Foata normal form. 0/638 useless extension candidates. Maximal degree in co-relation 874. Up to 183 conditions per place. [2024-10-13 09:59:41,906 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/382 dead transitions. [2024-10-13 09:59:41,906 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 382 transitions, 814 flow [2024-10-13 09:59:41,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:41,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-13 09:59:41,909 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-13 09:59:41,909 INFO L175 Difference]: Start difference. First operand has 380 places, 383 transitions, 776 flow. Second operand 3 states and 1188 transitions. [2024-10-13 09:59:41,909 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 382 transitions, 814 flow [2024-10-13 09:59:41,912 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 379 places, 382 transitions, 810 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:41,915 INFO L231 Difference]: Finished difference. Result has 379 places, 382 transitions, 774 flow [2024-10-13 09:59:41,915 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=770, PETRI_DIFFERENCE_MINUEND_PLACES=377, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=382, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=380, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=774, PETRI_PLACES=379, PETRI_TRANSITIONS=382} [2024-10-13 09:59:41,917 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -73 predicate places. [2024-10-13 09:59:41,917 INFO L471 AbstractCegarLoop]: Abstraction has has 379 places, 382 transitions, 774 flow [2024-10-13 09:59:41,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:41,918 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:41,918 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] [2024-10-13 09:59:41,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 09:59:41,919 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:41,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:41,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1551840002, now seen corresponding path program 1 times [2024-10-13 09:59:41,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:41,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776304053] [2024-10-13 09:59:41,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:41,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:41,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:41,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:41,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776304053] [2024-10-13 09:59:41,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776304053] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:41,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:41,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:41,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263456427] [2024-10-13 09:59:41,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:41,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:41,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:41,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:41,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:42,013 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-13 09:59:42,015 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 379 places, 382 transitions, 774 flow. Second operand has 3 states, 3 states have (on average 391.0) internal successors, (1173), 3 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:42,015 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:42,016 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-13 09:59:42,016 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:42,183 INFO L124 PetriNetUnfolderBase]: 187/960 cut-off events. [2024-10-13 09:59:42,183 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:42,186 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1255 conditions, 960 events. 187/960 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 4601 event pairs, 110 based on Foata normal form. 0/845 useless extension candidates. Maximal degree in co-relation 1192. Up to 264 conditions per place. [2024-10-13 09:59:42,189 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 1 changer transitions 0/380 dead transitions. [2024-10-13 09:59:42,189 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 380 transitions, 808 flow [2024-10-13 09:59:42,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:42,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1191 transitions. [2024-10-13 09:59:42,191 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8151950718685832 [2024-10-13 09:59:42,191 INFO L175 Difference]: Start difference. First operand has 379 places, 382 transitions, 774 flow. Second operand 3 states and 1191 transitions. [2024-10-13 09:59:42,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 380 transitions, 808 flow [2024-10-13 09:59:42,193 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 380 transitions, 804 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:42,196 INFO L231 Difference]: Finished difference. Result has 377 places, 380 transitions, 768 flow [2024-10-13 09:59:42,197 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=766, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=379, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=768, PETRI_PLACES=377, PETRI_TRANSITIONS=380} [2024-10-13 09:59:42,198 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -75 predicate places. [2024-10-13 09:59:42,198 INFO L471 AbstractCegarLoop]: Abstraction has has 377 places, 380 transitions, 768 flow [2024-10-13 09:59:42,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.0) internal successors, (1173), 3 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:42,199 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:42,199 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:42,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 09:59:42,199 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:42,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:42,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1156261316, now seen corresponding path program 1 times [2024-10-13 09:59:42,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:42,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347614567] [2024-10-13 09:59:42,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:42,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:42,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:42,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:42,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347614567] [2024-10-13 09:59:42,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347614567] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:42,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:42,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 09:59:42,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229053990] [2024-10-13 09:59:42,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:42,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 09:59:42,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:42,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 09:59:42,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-13 09:59:42,925 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 351 out of 487 [2024-10-13 09:59:42,928 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 380 transitions, 768 flow. Second operand has 6 states, 6 states have (on average 352.5) internal successors, (2115), 6 states have internal predecessors, (2115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:42,928 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:42,928 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 351 of 487 [2024-10-13 09:59:42,928 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:43,159 INFO L124 PetriNetUnfolderBase]: 244/1267 cut-off events. [2024-10-13 09:59:43,159 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:43,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1662 conditions, 1267 events. 244/1267 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 6294 event pairs, 128 based on Foata normal form. 0/1069 useless extension candidates. Maximal degree in co-relation 1600. Up to 348 conditions per place. [2024-10-13 09:59:43,166 INFO L140 encePairwiseOnDemand]: 469/487 looper letters, 42 selfloop transitions, 15 changer transitions 0/377 dead transitions. [2024-10-13 09:59:43,166 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 377 transitions, 876 flow [2024-10-13 09:59:43,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 09:59:43,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-13 09:59:43,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2166 transitions. [2024-10-13 09:59:43,170 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7412731006160165 [2024-10-13 09:59:43,170 INFO L175 Difference]: Start difference. First operand has 377 places, 380 transitions, 768 flow. Second operand 6 states and 2166 transitions. [2024-10-13 09:59:43,170 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 377 transitions, 876 flow [2024-10-13 09:59:43,171 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 377 transitions, 875 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:43,174 INFO L231 Difference]: Finished difference. Result has 378 places, 377 transitions, 791 flow [2024-10-13 09:59:43,175 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=377, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=362, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=791, PETRI_PLACES=378, PETRI_TRANSITIONS=377} [2024-10-13 09:59:43,175 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -74 predicate places. [2024-10-13 09:59:43,176 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 377 transitions, 791 flow [2024-10-13 09:59:43,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 352.5) internal successors, (2115), 6 states have internal predecessors, (2115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:43,177 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:43,177 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:43,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 09:59:43,177 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:43,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:43,178 INFO L85 PathProgramCache]: Analyzing trace with hash -202322262, now seen corresponding path program 1 times [2024-10-13 09:59:43,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:43,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484505687] [2024-10-13 09:59:43,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:43,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:43,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484505687] [2024-10-13 09:59:43,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484505687] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:43,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:43,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:43,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128770793] [2024-10-13 09:59:43,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:43,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:43,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:43,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:43,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:43,224 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-13 09:59:43,225 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 377 transitions, 791 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:43,225 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:43,225 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-13 09:59:43,225 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:43,376 INFO L124 PetriNetUnfolderBase]: 173/1232 cut-off events. [2024-10-13 09:59:43,377 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:43,379 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1488 conditions, 1232 events. 173/1232 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 6257 event pairs, 74 based on Foata normal form. 0/1029 useless extension candidates. Maximal degree in co-relation 1440. Up to 219 conditions per place. [2024-10-13 09:59:43,382 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/376 dead transitions. [2024-10-13 09:59:43,382 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 376 transitions, 829 flow [2024-10-13 09:59:43,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:43,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:43,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-13 09:59:43,384 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-13 09:59:43,384 INFO L175 Difference]: Start difference. First operand has 378 places, 377 transitions, 791 flow. Second operand 3 states and 1188 transitions. [2024-10-13 09:59:43,385 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 376 transitions, 829 flow [2024-10-13 09:59:43,386 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 376 transitions, 799 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-13 09:59:43,389 INFO L231 Difference]: Finished difference. Result has 374 places, 376 transitions, 763 flow [2024-10-13 09:59:43,390 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=759, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=374, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=763, PETRI_PLACES=374, PETRI_TRANSITIONS=376} [2024-10-13 09:59:43,390 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -78 predicate places. [2024-10-13 09:59:43,390 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 376 transitions, 763 flow [2024-10-13 09:59:43,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:43,391 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:43,391 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] [2024-10-13 09:59:43,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 09:59:43,392 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:43,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:43,392 INFO L85 PathProgramCache]: Analyzing trace with hash -542056259, now seen corresponding path program 1 times [2024-10-13 09:59:43,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:43,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57744966] [2024-10-13 09:59:43,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:43,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:43,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:43,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:43,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57744966] [2024-10-13 09:59:43,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57744966] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:43,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:43,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:43,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54246760] [2024-10-13 09:59:43,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:43,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:43,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:43,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:43,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:43,423 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:43,424 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 376 transitions, 763 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:43,424 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:43,424 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:43,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:43,513 INFO L124 PetriNetUnfolderBase]: 151/754 cut-off events. [2024-10-13 09:59:43,513 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:43,516 INFO L83 FinitePrefix]: Finished finitePrefix Result has 979 conditions, 754 events. 151/754 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2675 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 916. Up to 202 conditions per place. [2024-10-13 09:59:43,520 INFO L140 encePairwiseOnDemand]: 485/487 looper letters, 16 selfloop transitions, 1 changer transitions 0/375 dead transitions. [2024-10-13 09:59:43,520 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 375 transitions, 795 flow [2024-10-13 09:59:43,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1197 transitions. [2024-10-13 09:59:43,523 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8193018480492813 [2024-10-13 09:59:43,523 INFO L175 Difference]: Start difference. First operand has 374 places, 376 transitions, 763 flow. Second operand 3 states and 1197 transitions. [2024-10-13 09:59:43,523 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 375 transitions, 795 flow [2024-10-13 09:59:43,525 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 375 transitions, 791 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:43,529 INFO L231 Difference]: Finished difference. Result has 373 places, 375 transitions, 759 flow [2024-10-13 09:59:43,530 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=757, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=374, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=373, PETRI_TRANSITIONS=375} [2024-10-13 09:59:43,530 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -79 predicate places. [2024-10-13 09:59:43,531 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 375 transitions, 759 flow [2024-10-13 09:59:43,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:43,534 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:43,534 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:43,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 09:59:43,535 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:43,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:43,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1389404503, now seen corresponding path program 1 times [2024-10-13 09:59:43,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:43,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16343393] [2024-10-13 09:59:43,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:43,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:43,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:43,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16343393] [2024-10-13 09:59:43,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16343393] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:43,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:43,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:43,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51208116] [2024-10-13 09:59:43,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:43,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:43,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:43,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:43,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:43,597 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-13 09:59:43,599 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 373 places, 375 transitions, 759 flow. Second operand has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:43,599 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:43,599 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-13 09:59:43,599 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:43,745 INFO L124 PetriNetUnfolderBase]: 151/753 cut-off events. [2024-10-13 09:59:43,745 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:43,749 INFO L83 FinitePrefix]: Finished finitePrefix Result has 979 conditions, 753 events. 151/753 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2671 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 916. Up to 204 conditions per place. [2024-10-13 09:59:43,752 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 17 selfloop transitions, 2 changer transitions 0/374 dead transitions. [2024-10-13 09:59:43,752 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 374 transitions, 795 flow [2024-10-13 09:59:43,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1190 transitions. [2024-10-13 09:59:43,755 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8145106091718002 [2024-10-13 09:59:43,788 INFO L175 Difference]: Start difference. First operand has 373 places, 375 transitions, 759 flow. Second operand 3 states and 1190 transitions. [2024-10-13 09:59:43,788 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 374 transitions, 795 flow [2024-10-13 09:59:43,791 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 374 transitions, 794 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:43,795 INFO L231 Difference]: Finished difference. Result has 373 places, 374 transitions, 760 flow [2024-10-13 09:59:43,796 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=756, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=760, PETRI_PLACES=373, PETRI_TRANSITIONS=374} [2024-10-13 09:59:43,797 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -79 predicate places. [2024-10-13 09:59:43,797 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 374 transitions, 760 flow [2024-10-13 09:59:43,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:43,798 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:43,799 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] [2024-10-13 09:59:43,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 09:59:43,799 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:43,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:43,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1340013418, now seen corresponding path program 1 times [2024-10-13 09:59:43,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:43,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210888349] [2024-10-13 09:59:43,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:43,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:43,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:43,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:43,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210888349] [2024-10-13 09:59:43,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210888349] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:43,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:43,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:43,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731901378] [2024-10-13 09:59:43,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:43,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:43,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:43,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:43,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:43,880 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:43,882 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 373 places, 374 transitions, 760 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:43,883 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:43,883 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:43,883 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:44,075 INFO L124 PetriNetUnfolderBase]: 151/752 cut-off events. [2024-10-13 09:59:44,075 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:44,079 INFO L83 FinitePrefix]: Finished finitePrefix Result has 978 conditions, 752 events. 151/752 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2670 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 915. Up to 202 conditions per place. [2024-10-13 09:59:44,083 INFO L140 encePairwiseOnDemand]: 485/487 looper letters, 16 selfloop transitions, 1 changer transitions 0/373 dead transitions. [2024-10-13 09:59:44,083 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 373 transitions, 792 flow [2024-10-13 09:59:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:44,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:44,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1197 transitions. [2024-10-13 09:59:44,086 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8193018480492813 [2024-10-13 09:59:44,087 INFO L175 Difference]: Start difference. First operand has 373 places, 374 transitions, 760 flow. Second operand 3 states and 1197 transitions. [2024-10-13 09:59:44,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 373 transitions, 792 flow [2024-10-13 09:59:44,090 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 373 transitions, 788 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:44,094 INFO L231 Difference]: Finished difference. Result has 372 places, 373 transitions, 756 flow [2024-10-13 09:59:44,095 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=754, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=756, PETRI_PLACES=372, PETRI_TRANSITIONS=373} [2024-10-13 09:59:44,095 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -80 predicate places. [2024-10-13 09:59:44,095 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 373 transitions, 756 flow [2024-10-13 09:59:44,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:44,097 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:44,097 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:44,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 09:59:44,097 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:44,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:44,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1539281297, now seen corresponding path program 1 times [2024-10-13 09:59:44,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:44,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816010419] [2024-10-13 09:59:44,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:44,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:44,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:44,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:44,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816010419] [2024-10-13 09:59:44,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816010419] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:44,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:44,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:44,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81952675] [2024-10-13 09:59:44,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:44,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:44,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:44,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:44,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:44,169 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-13 09:59:44,171 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 373 transitions, 756 flow. Second operand has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:44,171 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:44,171 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-13 09:59:44,171 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:44,315 INFO L124 PetriNetUnfolderBase]: 151/751 cut-off events. [2024-10-13 09:59:44,316 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:44,320 INFO L83 FinitePrefix]: Finished finitePrefix Result has 978 conditions, 751 events. 151/751 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2665 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 915. Up to 204 conditions per place. [2024-10-13 09:59:44,324 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 17 selfloop transitions, 2 changer transitions 0/372 dead transitions. [2024-10-13 09:59:44,324 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 372 transitions, 792 flow [2024-10-13 09:59:44,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:44,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:44,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1190 transitions. [2024-10-13 09:59:44,327 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8145106091718002 [2024-10-13 09:59:44,327 INFO L175 Difference]: Start difference. First operand has 372 places, 373 transitions, 756 flow. Second operand 3 states and 1190 transitions. [2024-10-13 09:59:44,327 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 372 transitions, 792 flow [2024-10-13 09:59:44,329 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 372 transitions, 791 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:44,333 INFO L231 Difference]: Finished difference. Result has 372 places, 372 transitions, 757 flow [2024-10-13 09:59:44,334 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=753, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=757, PETRI_PLACES=372, PETRI_TRANSITIONS=372} [2024-10-13 09:59:44,334 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -80 predicate places. [2024-10-13 09:59:44,335 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 372 transitions, 757 flow [2024-10-13 09:59:44,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:44,336 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:44,336 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] [2024-10-13 09:59:44,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 09:59:44,337 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:44,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:44,337 INFO L85 PathProgramCache]: Analyzing trace with hash -484482871, now seen corresponding path program 1 times [2024-10-13 09:59:44,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:44,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101553747] [2024-10-13 09:59:44,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:44,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:44,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:44,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:44,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101553747] [2024-10-13 09:59:44,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101553747] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:44,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:44,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:44,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924083954] [2024-10-13 09:59:44,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:44,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:44,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:44,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:44,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:44,403 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-13 09:59:44,405 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 372 transitions, 757 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:44,405 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:44,405 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-13 09:59:44,406 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:44,564 INFO L124 PetriNetUnfolderBase]: 151/750 cut-off events. [2024-10-13 09:59:44,564 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:44,567 INFO L83 FinitePrefix]: Finished finitePrefix Result has 980 conditions, 750 events. 151/750 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2673 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 917. Up to 205 conditions per place. [2024-10-13 09:59:44,569 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/371 dead transitions. [2024-10-13 09:59:44,570 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 371 transitions, 795 flow [2024-10-13 09:59:44,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-13 09:59:44,573 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-13 09:59:44,573 INFO L175 Difference]: Start difference. First operand has 372 places, 372 transitions, 757 flow. Second operand 3 states and 1188 transitions. [2024-10-13 09:59:44,573 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 371 transitions, 795 flow [2024-10-13 09:59:44,575 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 371 transitions, 791 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:44,579 INFO L231 Difference]: Finished difference. Result has 371 places, 371 transitions, 755 flow [2024-10-13 09:59:44,580 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=751, PETRI_DIFFERENCE_MINUEND_PLACES=369, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=755, PETRI_PLACES=371, PETRI_TRANSITIONS=371} [2024-10-13 09:59:44,580 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -81 predicate places. [2024-10-13 09:59:44,580 INFO L471 AbstractCegarLoop]: Abstraction has has 371 places, 371 transitions, 755 flow [2024-10-13 09:59:44,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:44,581 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:44,582 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] [2024-10-13 09:59:44,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-13 09:59:44,582 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:44,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:44,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1255669784, now seen corresponding path program 1 times [2024-10-13 09:59:44,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:44,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936613640] [2024-10-13 09:59:44,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:44,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:44,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:44,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936613640] [2024-10-13 09:59:44,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936613640] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:44,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:44,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:44,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489715387] [2024-10-13 09:59:44,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:44,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:44,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:44,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:44,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:44,652 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-13 09:59:44,654 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 371 places, 371 transitions, 755 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:44,654 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:44,654 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-13 09:59:44,654 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:44,789 INFO L124 PetriNetUnfolderBase]: 151/749 cut-off events. [2024-10-13 09:59:44,789 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:44,793 INFO L83 FinitePrefix]: Finished finitePrefix Result has 979 conditions, 749 events. 151/749 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2667 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 916. Up to 205 conditions per place. [2024-10-13 09:59:44,796 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/370 dead transitions. [2024-10-13 09:59:44,796 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 370 transitions, 793 flow [2024-10-13 09:59:44,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:44,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-13 09:59:44,799 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-13 09:59:44,799 INFO L175 Difference]: Start difference. First operand has 371 places, 371 transitions, 755 flow. Second operand 3 states and 1188 transitions. [2024-10-13 09:59:44,799 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 370 transitions, 793 flow [2024-10-13 09:59:44,802 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 370 transitions, 789 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:44,805 INFO L231 Difference]: Finished difference. Result has 370 places, 370 transitions, 753 flow [2024-10-13 09:59:44,806 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=749, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=753, PETRI_PLACES=370, PETRI_TRANSITIONS=370} [2024-10-13 09:59:44,807 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -82 predicate places. [2024-10-13 09:59:44,807 INFO L471 AbstractCegarLoop]: Abstraction has has 370 places, 370 transitions, 753 flow [2024-10-13 09:59:44,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:44,808 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:44,808 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:44,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-13 09:59:44,808 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:44,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:44,809 INFO L85 PathProgramCache]: Analyzing trace with hash 11436703, now seen corresponding path program 1 times [2024-10-13 09:59:44,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:44,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289537782] [2024-10-13 09:59:44,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:44,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:44,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:44,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289537782] [2024-10-13 09:59:44,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289537782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:44,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:44,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:44,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093175007] [2024-10-13 09:59:44,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:44,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:44,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:44,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:44,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:44,873 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-13 09:59:44,875 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 370 transitions, 753 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:44,875 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:44,875 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-13 09:59:44,875 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:45,010 INFO L124 PetriNetUnfolderBase]: 151/748 cut-off events. [2024-10-13 09:59:45,010 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-13 09:59:45,013 INFO L83 FinitePrefix]: Finished finitePrefix Result has 978 conditions, 748 events. 151/748 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2663 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 915. Up to 205 conditions per place. [2024-10-13 09:59:45,017 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/369 dead transitions. [2024-10-13 09:59:45,017 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 369 transitions, 791 flow [2024-10-13 09:59:45,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:45,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:45,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-13 09:59:45,020 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-13 09:59:45,020 INFO L175 Difference]: Start difference. First operand has 370 places, 370 transitions, 753 flow. Second operand 3 states and 1188 transitions. [2024-10-13 09:59:45,020 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 369 transitions, 791 flow [2024-10-13 09:59:45,023 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 369 transitions, 787 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:45,027 INFO L231 Difference]: Finished difference. Result has 369 places, 369 transitions, 751 flow [2024-10-13 09:59:45,028 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=747, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=751, PETRI_PLACES=369, PETRI_TRANSITIONS=369} [2024-10-13 09:59:45,028 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-13 09:59:45,028 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 369 transitions, 751 flow [2024-10-13 09:59:45,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,029 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:45,030 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:45,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-13 09:59:45,030 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:45,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:45,030 INFO L85 PathProgramCache]: Analyzing trace with hash 761916835, now seen corresponding path program 1 times [2024-10-13 09:59:45,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:45,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298202899] [2024-10-13 09:59:45,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:45,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:45,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:45,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:45,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298202899] [2024-10-13 09:59:45,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298202899] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:45,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:45,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:45,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089082686] [2024-10-13 09:59:45,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:45,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:45,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:45,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:45,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:45,092 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:45,093 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 369 transitions, 751 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,093 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:45,094 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:45,094 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:45,253 INFO L124 PetriNetUnfolderBase]: 164/831 cut-off events. [2024-10-13 09:59:45,254 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-10-13 09:59:45,258 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1064 conditions, 831 events. 164/831 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 3036 event pairs, 46 based on Foata normal form. 0/719 useless extension candidates. Maximal degree in co-relation 1002. Up to 160 conditions per place. [2024-10-13 09:59:45,261 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 24 selfloop transitions, 2 changer transitions 0/377 dead transitions. [2024-10-13 09:59:45,261 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 377 transitions, 821 flow [2024-10-13 09:59:45,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:45,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:45,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-10-13 09:59:45,264 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8254620123203286 [2024-10-13 09:59:45,264 INFO L175 Difference]: Start difference. First operand has 369 places, 369 transitions, 751 flow. Second operand 3 states and 1206 transitions. [2024-10-13 09:59:45,265 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 377 transitions, 821 flow [2024-10-13 09:59:45,267 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 377 transitions, 817 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:45,273 INFO L231 Difference]: Finished difference. Result has 369 places, 369 transitions, 755 flow [2024-10-13 09:59:45,274 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=745, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=755, PETRI_PLACES=369, PETRI_TRANSITIONS=369} [2024-10-13 09:59:45,274 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-13 09:59:45,274 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 369 transitions, 755 flow [2024-10-13 09:59:45,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,275 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:45,276 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:45,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-13 09:59:45,276 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:45,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:45,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1767362838, now seen corresponding path program 1 times [2024-10-13 09:59:45,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:45,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582940012] [2024-10-13 09:59:45,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:45,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:45,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:45,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:45,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582940012] [2024-10-13 09:59:45,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582940012] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:45,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:45,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:45,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628170370] [2024-10-13 09:59:45,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:45,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:45,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:45,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:45,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:45,399 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 487 [2024-10-13 09:59:45,401 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 369 transitions, 755 flow. Second operand has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,401 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:45,402 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 487 [2024-10-13 09:59:45,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:45,549 INFO L124 PetriNetUnfolderBase]: 225/990 cut-off events. [2024-10-13 09:59:45,549 INFO L125 PetriNetUnfolderBase]: For 73/73 co-relation queries the response was YES. [2024-10-13 09:59:45,552 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1438 conditions, 990 events. 225/990 cut-off events. For 73/73 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 4569 event pairs, 127 based on Foata normal form. 0/910 useless extension candidates. Maximal degree in co-relation 1374. Up to 318 conditions per place. [2024-10-13 09:59:45,555 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 21 selfloop transitions, 2 changer transitions 0/368 dead transitions. [2024-10-13 09:59:45,555 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 368 transitions, 799 flow [2024-10-13 09:59:45,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:45,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:45,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1184 transitions. [2024-10-13 09:59:45,558 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.810403832991102 [2024-10-13 09:59:45,558 INFO L175 Difference]: Start difference. First operand has 369 places, 369 transitions, 755 flow. Second operand 3 states and 1184 transitions. [2024-10-13 09:59:45,558 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 368 transitions, 799 flow [2024-10-13 09:59:45,560 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 368 transitions, 797 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:45,562 INFO L231 Difference]: Finished difference. Result has 369 places, 368 transitions, 755 flow [2024-10-13 09:59:45,563 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=751, PETRI_DIFFERENCE_MINUEND_PLACES=367, 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=755, PETRI_PLACES=369, PETRI_TRANSITIONS=368} [2024-10-13 09:59:45,563 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-13 09:59:45,563 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 368 transitions, 755 flow [2024-10-13 09:59:45,564 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,564 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:45,564 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:45,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-13 09:59:45,565 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:45,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:45,565 INFO L85 PathProgramCache]: Analyzing trace with hash -496023765, now seen corresponding path program 1 times [2024-10-13 09:59:45,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:45,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460463785] [2024-10-13 09:59:45,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:45,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:45,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:45,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:45,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460463785] [2024-10-13 09:59:45,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460463785] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:45,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:45,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:45,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540144866] [2024-10-13 09:59:45,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:45,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:45,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:45,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:45,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:45,608 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:45,609 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 368 transitions, 755 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,609 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:45,610 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:45,610 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:45,743 INFO L124 PetriNetUnfolderBase]: 161/965 cut-off events. [2024-10-13 09:59:45,743 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-10-13 09:59:45,745 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1240 conditions, 965 events. 161/965 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 3907 event pairs, 30 based on Foata normal form. 0/832 useless extension candidates. Maximal degree in co-relation 1177. Up to 125 conditions per place. [2024-10-13 09:59:45,747 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 26 selfloop transitions, 2 changer transitions 0/377 dead transitions. [2024-10-13 09:59:45,747 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 377 transitions, 835 flow [2024-10-13 09:59:45,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-10-13 09:59:45,749 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8254620123203286 [2024-10-13 09:59:45,750 INFO L175 Difference]: Start difference. First operand has 369 places, 368 transitions, 755 flow. Second operand 3 states and 1206 transitions. [2024-10-13 09:59:45,750 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 377 transitions, 835 flow [2024-10-13 09:59:45,751 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 377 transitions, 831 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:45,754 INFO L231 Difference]: Finished difference. Result has 369 places, 368 transitions, 759 flow [2024-10-13 09:59:45,754 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=749, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=369, PETRI_TRANSITIONS=368} [2024-10-13 09:59:45,755 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-13 09:59:45,755 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 368 transitions, 759 flow [2024-10-13 09:59:45,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,755 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:45,755 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:45,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-13 09:59:45,756 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:45,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:45,756 INFO L85 PathProgramCache]: Analyzing trace with hash 21277470, now seen corresponding path program 1 times [2024-10-13 09:59:45,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:45,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609661532] [2024-10-13 09:59:45,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:45,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:45,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:45,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609661532] [2024-10-13 09:59:45,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609661532] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:45,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:45,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:45,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272372980] [2024-10-13 09:59:45,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:45,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:45,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:45,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:45,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:45,802 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-13 09:59:45,803 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 368 transitions, 759 flow. Second operand has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,803 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:45,804 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-13 09:59:45,804 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:45,896 INFO L124 PetriNetUnfolderBase]: 152/763 cut-off events. [2024-10-13 09:59:45,896 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-10-13 09:59:45,898 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1090 conditions, 763 events. 152/763 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 2782 event pairs, 73 based on Foata normal form. 0/686 useless extension candidates. Maximal degree in co-relation 1025. Up to 214 conditions per place. [2024-10-13 09:59:45,900 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 19 selfloop transitions, 2 changer transitions 0/367 dead transitions. [2024-10-13 09:59:45,900 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 367 transitions, 799 flow [2024-10-13 09:59:45,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:45,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:45,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1190 transitions. [2024-10-13 09:59:45,903 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8145106091718002 [2024-10-13 09:59:45,903 INFO L175 Difference]: Start difference. First operand has 369 places, 368 transitions, 759 flow. Second operand 3 states and 1190 transitions. [2024-10-13 09:59:45,903 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 367 transitions, 799 flow [2024-10-13 09:59:45,905 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 367 transitions, 797 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:45,907 INFO L231 Difference]: Finished difference. Result has 369 places, 367 transitions, 759 flow [2024-10-13 09:59:45,908 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=755, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=369, PETRI_TRANSITIONS=367} [2024-10-13 09:59:45,908 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-13 09:59:45,908 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 367 transitions, 759 flow [2024-10-13 09:59:45,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,909 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:45,909 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] [2024-10-13 09:59:45,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-13 09:59:45,909 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:45,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:45,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1776343927, now seen corresponding path program 1 times [2024-10-13 09:59:45,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:45,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542289154] [2024-10-13 09:59:45,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:45,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:45,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:45,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:45,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542289154] [2024-10-13 09:59:45,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542289154] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:45,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:45,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:45,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317993728] [2024-10-13 09:59:45,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:45,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:45,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:45,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:45,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:45,951 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:45,952 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 367 transitions, 759 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:45,952 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:45,952 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:45,952 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:46,131 INFO L124 PetriNetUnfolderBase]: 236/1238 cut-off events. [2024-10-13 09:59:46,131 INFO L125 PetriNetUnfolderBase]: For 131/131 co-relation queries the response was YES. [2024-10-13 09:59:46,135 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1709 conditions, 1238 events. 236/1238 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 6410 event pairs, 73 based on Foata normal form. 0/1084 useless extension candidates. Maximal degree in co-relation 1645. Up to 212 conditions per place. [2024-10-13 09:59:46,138 INFO L140 encePairwiseOnDemand]: 483/487 looper letters, 29 selfloop transitions, 3 changer transitions 0/379 dead transitions. [2024-10-13 09:59:46,138 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 379 transitions, 860 flow [2024-10-13 09:59:46,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:46,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:46,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1208 transitions. [2024-10-13 09:59:46,140 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8268309377138946 [2024-10-13 09:59:46,140 INFO L175 Difference]: Start difference. First operand has 369 places, 367 transitions, 759 flow. Second operand 3 states and 1208 transitions. [2024-10-13 09:59:46,140 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 379 transitions, 860 flow [2024-10-13 09:59:46,142 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 379 transitions, 856 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:46,145 INFO L231 Difference]: Finished difference. Result has 369 places, 367 transitions, 766 flow [2024-10-13 09:59:46,146 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=753, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=766, PETRI_PLACES=369, PETRI_TRANSITIONS=367} [2024-10-13 09:59:46,146 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-13 09:59:46,146 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 367 transitions, 766 flow [2024-10-13 09:59:46,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:46,147 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:46,147 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:46,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-13 09:59:46,147 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:46,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:46,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1951831972, now seen corresponding path program 1 times [2024-10-13 09:59:46,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:46,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582921369] [2024-10-13 09:59:46,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:46,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:46,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:46,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582921369] [2024-10-13 09:59:46,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582921369] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:46,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:46,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:46,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959657013] [2024-10-13 09:59:46,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:46,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:46,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:46,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:46,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:46,202 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-13 09:59:46,203 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 367 transitions, 766 flow. Second operand has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:46,204 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:46,204 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-13 09:59:46,204 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:46,396 INFO L124 PetriNetUnfolderBase]: 224/1009 cut-off events. [2024-10-13 09:59:46,396 INFO L125 PetriNetUnfolderBase]: For 209/209 co-relation queries the response was YES. [2024-10-13 09:59:46,400 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1546 conditions, 1009 events. 224/1009 cut-off events. For 209/209 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 4544 event pairs, 123 based on Foata normal form. 0/907 useless extension candidates. Maximal degree in co-relation 1481. Up to 324 conditions per place. [2024-10-13 09:59:46,403 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 20 selfloop transitions, 2 changer transitions 0/366 dead transitions. [2024-10-13 09:59:46,403 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 366 transitions, 808 flow [2024-10-13 09:59:46,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:46,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1190 transitions. [2024-10-13 09:59:46,405 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8145106091718002 [2024-10-13 09:59:46,406 INFO L175 Difference]: Start difference. First operand has 369 places, 367 transitions, 766 flow. Second operand 3 states and 1190 transitions. [2024-10-13 09:59:46,406 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 366 transitions, 808 flow [2024-10-13 09:59:46,407 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 366 transitions, 805 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:46,410 INFO L231 Difference]: Finished difference. Result has 369 places, 366 transitions, 765 flow [2024-10-13 09:59:46,410 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=364, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=765, PETRI_PLACES=369, PETRI_TRANSITIONS=366} [2024-10-13 09:59:46,411 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-13 09:59:46,411 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 366 transitions, 765 flow [2024-10-13 09:59:46,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:46,412 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:46,412 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:46,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-13 09:59:46,412 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:46,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:46,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1760690756, now seen corresponding path program 1 times [2024-10-13 09:59:46,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:46,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74796496] [2024-10-13 09:59:46,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:46,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:46,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:46,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:46,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74796496] [2024-10-13 09:59:46,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74796496] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:46,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:46,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:46,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046365575] [2024-10-13 09:59:46,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:46,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:46,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:46,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:46,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:46,460 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-13 09:59:46,461 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 366 transitions, 765 flow. Second operand has 3 states, 3 states have (on average 391.0) internal successors, (1173), 3 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:46,461 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:46,461 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-13 09:59:46,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:46,628 INFO L124 PetriNetUnfolderBase]: 323/1537 cut-off events. [2024-10-13 09:59:46,628 INFO L125 PetriNetUnfolderBase]: For 229/229 co-relation queries the response was YES. [2024-10-13 09:59:46,633 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2255 conditions, 1537 events. 323/1537 cut-off events. For 229/229 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 8484 event pairs, 187 based on Foata normal form. 0/1318 useless extension candidates. Maximal degree in co-relation 2189. Up to 462 conditions per place. [2024-10-13 09:59:46,637 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 21 selfloop transitions, 1 changer transitions 0/364 dead transitions. [2024-10-13 09:59:46,637 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 364 transitions, 805 flow [2024-10-13 09:59:46,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:46,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:46,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1191 transitions. [2024-10-13 09:59:46,640 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8151950718685832 [2024-10-13 09:59:46,640 INFO L175 Difference]: Start difference. First operand has 369 places, 366 transitions, 765 flow. Second operand 3 states and 1191 transitions. [2024-10-13 09:59:46,640 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 364 transitions, 805 flow [2024-10-13 09:59:46,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 364 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:46,644 INFO L231 Difference]: Finished difference. Result has 367 places, 364 transitions, 759 flow [2024-10-13 09:59:46,644 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=757, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=364, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=367, PETRI_TRANSITIONS=364} [2024-10-13 09:59:46,645 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -85 predicate places. [2024-10-13 09:59:46,645 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 364 transitions, 759 flow [2024-10-13 09:59:46,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.0) internal successors, (1173), 3 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:46,645 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:46,646 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:46,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-13 09:59:46,646 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:46,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:46,646 INFO L85 PathProgramCache]: Analyzing trace with hash 165139693, now seen corresponding path program 1 times [2024-10-13 09:59:46,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:46,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308698463] [2024-10-13 09:59:46,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:46,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:46,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:46,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:46,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308698463] [2024-10-13 09:59:46,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308698463] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:46,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:46,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:46,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439000376] [2024-10-13 09:59:46,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:46,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:46,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:46,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:46,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:46,711 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 391 out of 487 [2024-10-13 09:59:46,713 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 364 transitions, 759 flow. Second operand has 3 states, 3 states have (on average 392.3333333333333) internal successors, (1177), 3 states have internal predecessors, (1177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:46,713 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:46,713 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 391 of 487 [2024-10-13 09:59:46,713 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:46,898 INFO L124 PetriNetUnfolderBase]: 327/1561 cut-off events. [2024-10-13 09:59:46,898 INFO L125 PetriNetUnfolderBase]: For 237/237 co-relation queries the response was YES. [2024-10-13 09:59:46,903 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2281 conditions, 1561 events. 327/1561 cut-off events. For 237/237 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 8557 event pairs, 151 based on Foata normal form. 0/1334 useless extension candidates. Maximal degree in co-relation 2216. Up to 383 conditions per place. [2024-10-13 09:59:46,906 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 28 selfloop transitions, 2 changer transitions 0/371 dead transitions. [2024-10-13 09:59:46,906 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 371 transitions, 843 flow [2024-10-13 09:59:46,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:46,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:46,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1199 transitions. [2024-10-13 09:59:46,909 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8206707734428473 [2024-10-13 09:59:46,909 INFO L175 Difference]: Start difference. First operand has 367 places, 364 transitions, 759 flow. Second operand 3 states and 1199 transitions. [2024-10-13 09:59:46,909 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 371 transitions, 843 flow [2024-10-13 09:59:46,911 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 371 transitions, 842 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:46,914 INFO L231 Difference]: Finished difference. Result has 367 places, 363 transitions, 760 flow [2024-10-13 09:59:46,914 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=756, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=363, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=361, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=760, PETRI_PLACES=367, PETRI_TRANSITIONS=363} [2024-10-13 09:59:46,914 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -85 predicate places. [2024-10-13 09:59:46,914 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 363 transitions, 760 flow [2024-10-13 09:59:46,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 392.3333333333333) internal successors, (1177), 3 states have internal predecessors, (1177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:46,915 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:46,915 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:46,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-13 09:59:46,915 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:46,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:46,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1463313912, now seen corresponding path program 1 times [2024-10-13 09:59:46,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:46,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919751965] [2024-10-13 09:59:46,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:46,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:46,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:46,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:46,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919751965] [2024-10-13 09:59:46,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919751965] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:46,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:46,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:46,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114879480] [2024-10-13 09:59:46,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:46,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:46,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:46,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:46,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:46,965 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 487 [2024-10-13 09:59:46,966 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 363 transitions, 760 flow. Second operand has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:46,966 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:46,966 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 487 [2024-10-13 09:59:46,966 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:47,316 INFO L124 PetriNetUnfolderBase]: 561/2083 cut-off events. [2024-10-13 09:59:47,316 INFO L125 PetriNetUnfolderBase]: For 371/371 co-relation queries the response was YES. [2024-10-13 09:59:47,321 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3304 conditions, 2083 events. 561/2083 cut-off events. For 371/371 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 12938 event pairs, 94 based on Foata normal form. 0/1905 useless extension candidates. Maximal degree in co-relation 3239. Up to 636 conditions per place. [2024-10-13 09:59:47,328 INFO L140 encePairwiseOnDemand]: 480/487 looper letters, 32 selfloop transitions, 5 changer transitions 0/373 dead transitions. [2024-10-13 09:59:47,328 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 373 transitions, 867 flow [2024-10-13 09:59:47,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:47,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:47,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1196 transitions. [2024-10-13 09:59:47,331 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8186173853524983 [2024-10-13 09:59:47,331 INFO L175 Difference]: Start difference. First operand has 367 places, 363 transitions, 760 flow. Second operand 3 states and 1196 transitions. [2024-10-13 09:59:47,331 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 373 transitions, 867 flow [2024-10-13 09:59:47,333 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 364 places, 373 transitions, 863 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:47,336 INFO L231 Difference]: Finished difference. Result has 366 places, 364 transitions, 790 flow [2024-10-13 09:59:47,337 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=750, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=355, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=790, PETRI_PLACES=366, PETRI_TRANSITIONS=364} [2024-10-13 09:59:47,337 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -86 predicate places. [2024-10-13 09:59:47,337 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 364 transitions, 790 flow [2024-10-13 09:59:47,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:47,338 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:47,338 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:47,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-13 09:59:47,338 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:47,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:47,339 INFO L85 PathProgramCache]: Analyzing trace with hash 601947623, now seen corresponding path program 1 times [2024-10-13 09:59:47,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:47,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565766934] [2024-10-13 09:59:47,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:47,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:47,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:47,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:47,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565766934] [2024-10-13 09:59:47,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565766934] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:47,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:47,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:47,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912481664] [2024-10-13 09:59:47,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:47,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:47,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:47,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:47,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:47,418 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:47,419 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 364 transitions, 790 flow. Second operand has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:47,419 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:47,419 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:47,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:47,660 INFO L124 PetriNetUnfolderBase]: 407/1893 cut-off events. [2024-10-13 09:59:47,661 INFO L125 PetriNetUnfolderBase]: For 735/745 co-relation queries the response was YES. [2024-10-13 09:59:47,667 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3071 conditions, 1893 events. 407/1893 cut-off events. For 735/745 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 11927 event pairs, 150 based on Foata normal form. 3/1714 useless extension candidates. Maximal degree in co-relation 3005. Up to 524 conditions per place. [2024-10-13 09:59:47,673 INFO L140 encePairwiseOnDemand]: 483/487 looper letters, 29 selfloop transitions, 4 changer transitions 0/373 dead transitions. [2024-10-13 09:59:47,674 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 373 transitions, 894 flow [2024-10-13 09:59:47,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:47,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1205 transitions. [2024-10-13 09:59:47,676 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8247775496235455 [2024-10-13 09:59:47,676 INFO L175 Difference]: Start difference. First operand has 366 places, 364 transitions, 790 flow. Second operand 3 states and 1205 transitions. [2024-10-13 09:59:47,677 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 373 transitions, 894 flow [2024-10-13 09:59:47,679 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 365 places, 373 transitions, 882 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 09:59:47,682 INFO L231 Difference]: Finished difference. Result has 366 places, 367 transitions, 816 flow [2024-10-13 09:59:47,683 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=778, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=363, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=359, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=816, PETRI_PLACES=366, PETRI_TRANSITIONS=367} [2024-10-13 09:59:47,683 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -86 predicate places. [2024-10-13 09:59:47,683 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 367 transitions, 816 flow [2024-10-13 09:59:47,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:47,684 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:47,684 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:47,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-13 09:59:47,684 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread1Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:47,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:47,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1594754317, now seen corresponding path program 1 times [2024-10-13 09:59:47,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:47,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578400004] [2024-10-13 09:59:47,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:47,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:48,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:48,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:48,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578400004] [2024-10-13 09:59:48,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578400004] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:48,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:48,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 09:59:48,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223723804] [2024-10-13 09:59:48,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:48,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 09:59:48,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:48,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 09:59:48,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-13 09:59:48,275 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 375 out of 487 [2024-10-13 09:59:48,277 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 367 transitions, 816 flow. Second operand has 6 states, 6 states have (on average 376.8333333333333) internal successors, (2261), 6 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:48,278 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:48,278 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 375 of 487 [2024-10-13 09:59:48,278 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:48,916 INFO L124 PetriNetUnfolderBase]: 618/2464 cut-off events. [2024-10-13 09:59:48,917 INFO L125 PetriNetUnfolderBase]: For 1207/1219 co-relation queries the response was YES. [2024-10-13 09:59:48,925 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4258 conditions, 2464 events. 618/2464 cut-off events. For 1207/1219 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 17019 event pairs, 131 based on Foata normal form. 7/2248 useless extension candidates. Maximal degree in co-relation 4190. Up to 440 conditions per place. [2024-10-13 09:59:48,933 INFO L140 encePairwiseOnDemand]: 480/487 looper letters, 76 selfloop transitions, 6 changer transitions 0/404 dead transitions. [2024-10-13 09:59:48,933 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 404 transitions, 1122 flow [2024-10-13 09:59:48,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 09:59:48,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-13 09:59:48,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2316 transitions. [2024-10-13 09:59:48,938 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7926078028747433 [2024-10-13 09:59:48,938 INFO L175 Difference]: Start difference. First operand has 366 places, 367 transitions, 816 flow. Second operand 6 states and 2316 transitions. [2024-10-13 09:59:48,938 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 404 transitions, 1122 flow [2024-10-13 09:59:48,941 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 404 transitions, 1122 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-13 09:59:48,944 INFO L231 Difference]: Finished difference. Result has 375 places, 371 transitions, 860 flow [2024-10-13 09:59:48,944 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=814, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=360, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=860, PETRI_PLACES=375, PETRI_TRANSITIONS=371} [2024-10-13 09:59:48,945 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -77 predicate places. [2024-10-13 09:59:48,945 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 371 transitions, 860 flow [2024-10-13 09:59:48,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 376.8333333333333) internal successors, (2261), 6 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:48,946 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:48,946 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:48,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-13 09:59:48,947 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:48,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:48,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1799078769, now seen corresponding path program 1 times [2024-10-13 09:59:48,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:48,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810570232] [2024-10-13 09:59:48,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:48,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:49,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:49,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810570232] [2024-10-13 09:59:49,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810570232] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:49,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:49,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 09:59:49,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289490405] [2024-10-13 09:59:49,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:49,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:49,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:49,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:49,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:49,224 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:49,225 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 371 transitions, 860 flow. Second operand has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:49,225 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:49,225 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:49,225 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:49,504 INFO L124 PetriNetUnfolderBase]: 382/1719 cut-off events. [2024-10-13 09:59:49,504 INFO L125 PetriNetUnfolderBase]: For 942/977 co-relation queries the response was YES. [2024-10-13 09:59:49,512 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2979 conditions, 1719 events. 382/1719 cut-off events. For 942/977 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 10362 event pairs, 80 based on Foata normal form. 33/1572 useless extension candidates. Maximal degree in co-relation 2906. Up to 432 conditions per place. [2024-10-13 09:59:49,517 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 36 selfloop transitions, 2 changer transitions 0/381 dead transitions. [2024-10-13 09:59:49,517 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 381 transitions, 984 flow [2024-10-13 09:59:49,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:49,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-10-13 09:59:49,520 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8254620123203286 [2024-10-13 09:59:49,520 INFO L175 Difference]: Start difference. First operand has 375 places, 371 transitions, 860 flow. Second operand 3 states and 1206 transitions. [2024-10-13 09:59:49,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 381 transitions, 984 flow [2024-10-13 09:59:49,522 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 381 transitions, 984 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-13 09:59:49,525 INFO L231 Difference]: Finished difference. Result has 378 places, 372 transitions, 872 flow [2024-10-13 09:59:49,526 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=860, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=872, PETRI_PLACES=378, PETRI_TRANSITIONS=372} [2024-10-13 09:59:49,526 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -74 predicate places. [2024-10-13 09:59:49,527 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 372 transitions, 872 flow [2024-10-13 09:59:49,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:49,527 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:49,528 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:49,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-13 09:59:49,528 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:49,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:49,528 INFO L85 PathProgramCache]: Analyzing trace with hash 2035447691, now seen corresponding path program 2 times [2024-10-13 09:59:49,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:49,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067642365] [2024-10-13 09:59:49,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:49,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:49,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:49,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067642365] [2024-10-13 09:59:49,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067642365] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:49,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:49,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 09:59:49,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935094648] [2024-10-13 09:59:49,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:49,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:49,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:49,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:49,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:49,793 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:49,795 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 372 transitions, 872 flow. Second operand has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:49,795 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:49,795 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:49,795 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:50,044 INFO L124 PetriNetUnfolderBase]: 372/1837 cut-off events. [2024-10-13 09:59:50,044 INFO L125 PetriNetUnfolderBase]: For 1057/1090 co-relation queries the response was YES. [2024-10-13 09:59:50,052 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3237 conditions, 1837 events. 372/1837 cut-off events. For 1057/1090 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 10592 event pairs, 122 based on Foata normal form. 14/1649 useless extension candidates. Maximal degree in co-relation 3162. Up to 506 conditions per place. [2024-10-13 09:59:50,058 INFO L140 encePairwiseOnDemand]: 483/487 looper letters, 30 selfloop transitions, 4 changer transitions 0/377 dead transitions. [2024-10-13 09:59:50,058 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 380 places, 377 transitions, 956 flow [2024-10-13 09:59:50,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:50,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1204 transitions. [2024-10-13 09:59:50,062 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8240930869267625 [2024-10-13 09:59:50,063 INFO L175 Difference]: Start difference. First operand has 378 places, 372 transitions, 872 flow. Second operand 3 states and 1204 transitions. [2024-10-13 09:59:50,063 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 380 places, 377 transitions, 956 flow [2024-10-13 09:59:50,065 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 379 places, 377 transitions, 954 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:50,068 INFO L231 Difference]: Finished difference. Result has 380 places, 372 transitions, 886 flow [2024-10-13 09:59:50,068 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=852, PETRI_DIFFERENCE_MINUEND_PLACES=377, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=886, PETRI_PLACES=380, PETRI_TRANSITIONS=372} [2024-10-13 09:59:50,069 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -72 predicate places. [2024-10-13 09:59:50,069 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 372 transitions, 886 flow [2024-10-13 09:59:50,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:50,070 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 09:59:50,070 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:50,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-13 09:59:50,070 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-13 09:59:50,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 09:59:50,070 INFO L85 PathProgramCache]: Analyzing trace with hash -305507925, now seen corresponding path program 3 times [2024-10-13 09:59:50,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 09:59:50,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557798254] [2024-10-13 09:59:50,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 09:59:50,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 09:59:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 09:59:50,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 09:59:50,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 09:59:50,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557798254] [2024-10-13 09:59:50,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557798254] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 09:59:50,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 09:59:50,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 09:59:50,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908349808] [2024-10-13 09:59:50,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 09:59:50,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 09:59:50,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 09:59:50,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 09:59:50,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 09:59:50,147 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-13 09:59:50,148 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 372 transitions, 886 flow. Second operand has 3 states, 3 states have (on average 397.6666666666667) internal successors, (1193), 3 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:50,148 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 09:59:50,148 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-13 09:59:50,149 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 09:59:50,433 INFO L124 PetriNetUnfolderBase]: 382/1984 cut-off events. [2024-10-13 09:59:50,433 INFO L125 PetriNetUnfolderBase]: For 1218/1246 co-relation queries the response was YES. [2024-10-13 09:59:50,441 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3484 conditions, 1984 events. 382/1984 cut-off events. For 1218/1246 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 11704 event pairs, 168 based on Foata normal form. 4/1775 useless extension candidates. Maximal degree in co-relation 3410. Up to 529 conditions per place. [2024-10-13 09:59:50,443 INFO L140 encePairwiseOnDemand]: 485/487 looper letters, 0 selfloop transitions, 0 changer transitions 371/371 dead transitions. [2024-10-13 09:59:50,443 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 371 transitions, 938 flow [2024-10-13 09:59:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 09:59:50,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 09:59:50,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1196 transitions. [2024-10-13 09:59:50,446 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8186173853524983 [2024-10-13 09:59:50,446 INFO L175 Difference]: Start difference. First operand has 380 places, 372 transitions, 886 flow. Second operand 3 states and 1196 transitions. [2024-10-13 09:59:50,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 371 transitions, 938 flow [2024-10-13 09:59:50,449 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 371 transitions, 934 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 09:59:50,450 INFO L231 Difference]: Finished difference. Result has 380 places, 0 transitions, 0 flow [2024-10-13 09:59:50,451 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=880, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=380, PETRI_TRANSITIONS=0} [2024-10-13 09:59:50,451 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -72 predicate places. [2024-10-13 09:59:50,451 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 0 transitions, 0 flow [2024-10-13 09:59:50,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.6666666666667) internal successors, (1193), 3 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 09:59:50,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (158 of 159 remaining) [2024-10-13 09:59:50,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (157 of 159 remaining) [2024-10-13 09:59:50,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (156 of 159 remaining) [2024-10-13 09:59:50,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (155 of 159 remaining) [2024-10-13 09:59:50,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (154 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (153 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (152 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (151 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (150 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (149 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (148 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (147 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (146 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (145 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (144 of 159 remaining) [2024-10-13 09:59:50,455 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (143 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (142 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (141 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (140 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (139 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (138 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (137 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (136 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (135 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (134 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (133 of 159 remaining) [2024-10-13 09:59:50,456 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (132 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (131 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (130 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (129 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (128 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (127 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (126 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (125 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (124 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (123 of 159 remaining) [2024-10-13 09:59:50,457 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (122 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (121 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (120 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (119 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (118 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (117 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (116 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (115 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (114 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (113 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (112 of 159 remaining) [2024-10-13 09:59:50,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (111 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (110 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (109 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (108 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (107 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (106 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (105 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (104 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (103 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (102 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (101 of 159 remaining) [2024-10-13 09:59:50,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (100 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (99 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (98 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (97 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (96 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (95 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (94 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (93 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (92 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (91 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (90 of 159 remaining) [2024-10-13 09:59:50,460 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (89 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (88 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (87 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (86 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (85 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (84 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (83 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (82 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (81 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (80 of 159 remaining) [2024-10-13 09:59:50,461 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (79 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (78 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (77 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (76 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (75 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (74 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (73 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (72 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (71 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (70 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (69 of 159 remaining) [2024-10-13 09:59:50,462 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (68 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (65 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (64 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (63 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (62 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (61 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (60 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (59 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (58 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (57 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (56 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (52 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (51 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (50 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (49 of 159 remaining) [2024-10-13 09:59:50,463 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (48 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (47 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (46 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (45 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (44 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (43 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (42 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (41 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (40 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (39 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (38 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (37 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (36 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (35 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (34 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (33 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (32 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (31 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (30 of 159 remaining) [2024-10-13 09:59:50,464 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (28 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (27 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 159 remaining) [2024-10-13 09:59:50,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (17 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (16 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (15 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (14 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (13 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (12 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (11 of 159 remaining) [2024-10-13 09:59:50,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (10 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (9 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (8 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (7 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (6 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (5 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (4 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (3 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (2 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (1 of 159 remaining) [2024-10-13 09:59:50,467 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (0 of 159 remaining) [2024-10-13 09:59:50,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-13 09:59:50,468 INFO L407 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 09:59:50,473 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-13 09:59:50,473 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 09:59:50,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:59:50 BasicIcfg [2024-10-13 09:59:50,477 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 09:59:50,478 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 09:59:50,478 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 09:59:50,478 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 09:59:50,478 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:59:40" (3/4) ... [2024-10-13 09:59:50,479 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-13 09:59:50,481 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-13 09:59:50,482 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-13 09:59:50,482 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-13 09:59:50,487 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-10-13 09:59:50,487 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-13 09:59:50,488 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-13 09:59:50,488 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-13 09:59:50,562 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-13 09:59:50,563 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-13 09:59:50,563 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 09:59:50,563 INFO L158 Benchmark]: Toolchain (without parser) took 12495.37ms. Allocated memory was 142.6MB in the beginning and 916.5MB in the end (delta: 773.8MB). Free memory was 69.7MB in the beginning and 664.0MB in the end (delta: -594.3MB). Peak memory consumption was 182.5MB. Max. memory is 16.1GB. [2024-10-13 09:59:50,564 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 09:59:50,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 535.18ms. Allocated memory was 142.6MB in the beginning and 220.2MB in the end (delta: 77.6MB). Free memory was 69.6MB in the beginning and 185.8MB in the end (delta: -116.3MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-10-13 09:59:50,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.15ms. Allocated memory is still 220.2MB. Free memory was 185.8MB in the beginning and 181.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 09:59:50,564 INFO L158 Benchmark]: Boogie Preprocessor took 133.26ms. Allocated memory is still 220.2MB. Free memory was 181.6MB in the beginning and 178.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 09:59:50,564 INFO L158 Benchmark]: RCFGBuilder took 1299.88ms. Allocated memory is still 220.2MB. Free memory was 178.5MB in the beginning and 136.5MB in the end (delta: 42.0MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2024-10-13 09:59:50,565 INFO L158 Benchmark]: TraceAbstraction took 10316.50ms. Allocated memory was 220.2MB in the beginning and 916.5MB in the end (delta: 696.3MB). Free memory was 136.5MB in the beginning and 671.3MB in the end (delta: -534.9MB). Peak memory consumption was 509.5MB. Max. memory is 16.1GB. [2024-10-13 09:59:50,565 INFO L158 Benchmark]: Witness Printer took 85.10ms. Allocated memory is still 916.5MB. Free memory was 671.3MB in the beginning and 664.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-13 09:59:50,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 535.18ms. Allocated memory was 142.6MB in the beginning and 220.2MB in the end (delta: 77.6MB). Free memory was 69.6MB in the beginning and 185.8MB in the end (delta: -116.3MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.15ms. Allocated memory is still 220.2MB. Free memory was 185.8MB in the beginning and 181.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.26ms. Allocated memory is still 220.2MB. Free memory was 181.6MB in the beginning and 178.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1299.88ms. Allocated memory is still 220.2MB. Free memory was 178.5MB in the beginning and 136.5MB in the end (delta: 42.0MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * TraceAbstraction took 10316.50ms. Allocated memory was 220.2MB in the beginning and 916.5MB in the end (delta: 696.3MB). Free memory was 136.5MB in the beginning and 671.3MB in the end (delta: -534.9MB). Peak memory consumption was 509.5MB. Max. memory is 16.1GB. * Witness Printer took 85.10ms. Allocated memory is still 916.5MB. Free memory was 671.3MB in the beginning and 664.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 50]: 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: 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: 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: 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: 53]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: 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: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: 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: 167]: 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: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 155]: 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, 603 locations, 159 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: 10.2s, OverallIterations: 28, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 600 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 309 mSDsluCounter, 99 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 109 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1555 IncrementalHoareTripleChecker+Invalid, 1664 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 109 mSolverCounterUnsat, 99 mSDtfsCounter, 1555 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=952occurred in iteration=0, InterpolantAutomatonStates: 90, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 4546 NumberOfCodeBlocks, 4546 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 4518 ConstructedInterpolants, 0 QuantifiedInterpolants, 4978 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 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 90 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-13 09:59:50,592 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE