./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 803cd42f 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 ../sv-benchmarks/c/weaver/popl20-horseshoe.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 ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 17:58:37,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 17:58:37,661 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-22 17:58:37,666 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 17:58:37,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 17:58:37,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 17:58:37,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 17:58:37,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 17:58:37,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 17:58:37,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 17:58:37,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 17:58:37,701 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 17:58:37,702 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 17:58:37,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 17:58:37,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 17:58:37,705 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 17:58:37,705 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 17:58:37,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 17:58:37,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 17:58:37,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 17:58:37,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 17:58:37,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 17:58:37,711 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-22 17:58:37,711 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 17:58:37,711 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 17:58:37,711 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 17:58:37,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 17:58:37,712 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 17:58:37,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 17:58:37,712 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 17:58:37,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 17:58:37,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 17:58:37,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 17:58:37,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 17:58:37,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 17:58:37,714 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 17:58:37,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 17:58:37,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 17:58:37,714 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 17:58:37,715 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 17:58:37,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 17:58:37,716 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d [2024-11-22 17:58:37,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 17:58:37,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 17:58:37,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 17:58:37,960 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 17:58:37,960 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 17:58:37,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c [2024-11-22 17:58:39,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 17:58:39,627 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 17:58:39,628 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c [2024-11-22 17:58:39,641 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22e62730e/76a04d4c631e4ce6a0dcff090bf06420/FLAG9b1c56f14 [2024-11-22 17:58:39,660 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22e62730e/76a04d4c631e4ce6a0dcff090bf06420 [2024-11-22 17:58:39,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 17:58:39,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 17:58:39,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 17:58:39,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 17:58:39,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 17:58:39,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 05:58:39" (1/1) ... [2024-11-22 17:58:39,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19fe54f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:39, skipping insertion in model container [2024-11-22 17:58:39,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 05:58:39" (1/1) ... [2024-11-22 17:58:39,706 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 17:58:39,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 17:58:39,964 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 17:58:39,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 17:58:40,017 INFO L204 MainTranslator]: Completed translation [2024-11-22 17:58:40,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40 WrapperNode [2024-11-22 17:58:40,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 17:58:40,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 17:58:40,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 17:58:40,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 17:58:40,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,082 INFO L138 Inliner]: procedures = 24, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 460 [2024-11-22 17:58:40,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 17:58:40,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 17:58:40,083 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 17:58:40,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 17:58:40,096 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 17:58:40,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 17:58:40,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 17:58:40,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 17:58:40,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (1/1) ... [2024-11-22 17:58:40,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 17:58:40,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 17:58:40,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 17:58:40,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 17:58:40,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 17:58:40,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-22 17:58:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-22 17:58:40,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-22 17:58:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-22 17:58:40,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-22 17:58:40,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-22 17:58:40,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-22 17:58:40,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-22 17:58:40,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-22 17:58:40,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-22 17:58:40,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 17:58:40,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 17:58:40,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 17:58:40,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-22 17:58:40,266 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-22 17:58:40,373 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 17:58:40,375 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 17:58:40,894 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-22 17:58:40,894 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 17:58:41,280 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 17:58:41,280 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-22 17:58:41,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:58:41 BoogieIcfgContainer [2024-11-22 17:58:41,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 17:58:41,282 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 17:58:41,283 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 17:58:41,286 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 17:58:41,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 05:58:39" (1/3) ... [2024-11-22 17:58:41,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@610522f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 05:58:41, skipping insertion in model container [2024-11-22 17:58:41,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:40" (2/3) ... [2024-11-22 17:58:41,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@610522f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 05:58:41, skipping insertion in model container [2024-11-22 17:58:41,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:58:41" (3/3) ... [2024-11-22 17:58:41,289 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-horseshoe.wvr.c [2024-11-22 17:58:41,306 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 17:58:41,307 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 67 error locations. [2024-11-22 17:58:41,307 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-22 17:58:41,424 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-22 17:58:41,488 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 347 places, 355 transitions, 731 flow [2024-11-22 17:58:41,601 INFO L124 PetriNetUnfolderBase]: 18/352 cut-off events. [2024-11-22 17:58:41,601 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-22 17:58:41,616 INFO L83 FinitePrefix]: Finished finitePrefix Result has 365 conditions, 352 events. 18/352 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 532 event pairs, 0 based on Foata normal form. 0/267 useless extension candidates. Maximal degree in co-relation 299. Up to 3 conditions per place. [2024-11-22 17:58:41,617 INFO L82 GeneralOperation]: Start removeDead. Operand has 347 places, 355 transitions, 731 flow [2024-11-22 17:58:41,630 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 328 places, 335 transitions, 688 flow [2024-11-22 17:58:41,640 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 17:58:41,645 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;@75645024, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 17:58:41,646 INFO L334 AbstractCegarLoop]: Starting to check reachability of 119 error locations. [2024-11-22 17:58:41,651 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 17:58:41,651 INFO L124 PetriNetUnfolderBase]: 0/27 cut-off events. [2024-11-22 17:58:41,651 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 17:58:41,651 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:41,652 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:41,652 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:41,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:41,656 INFO L85 PathProgramCache]: Analyzing trace with hash 278754752, now seen corresponding path program 1 times [2024-11-22 17:58:41,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:41,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187884541] [2024-11-22 17:58:41,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:41,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:41,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:41,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:41,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187884541] [2024-11-22 17:58:41,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187884541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:41,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:41,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:41,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882132762] [2024-11-22 17:58:41,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:41,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:41,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:41,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:41,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:41,951 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 355 [2024-11-22 17:58:41,955 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 335 transitions, 688 flow. Second operand has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:41,955 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:41,956 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 355 [2024-11-22 17:58:41,956 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:42,074 INFO L124 PetriNetUnfolderBase]: 72/558 cut-off events. [2024-11-22 17:58:42,074 INFO L125 PetriNetUnfolderBase]: For 39/40 co-relation queries the response was YES. [2024-11-22 17:58:42,078 INFO L83 FinitePrefix]: Finished finitePrefix Result has 708 conditions, 558 events. 72/558 cut-off events. For 39/40 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1935 event pairs, 38 based on Foata normal form. 57/532 useless extension candidates. Maximal degree in co-relation 422. Up to 109 conditions per place. [2024-11-22 17:58:42,081 INFO L140 encePairwiseOnDemand]: 296/355 looper letters, 15 selfloop transitions, 2 changer transitions 5/278 dead transitions. [2024-11-22 17:58:42,081 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 285 places, 278 transitions, 608 flow [2024-11-22 17:58:42,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:42,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 908 transitions. [2024-11-22 17:58:42,093 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8525821596244132 [2024-11-22 17:58:42,095 INFO L175 Difference]: Start difference. First operand has 328 places, 335 transitions, 688 flow. Second operand 3 states and 908 transitions. [2024-11-22 17:58:42,096 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 285 places, 278 transitions, 608 flow [2024-11-22 17:58:42,099 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 279 places, 278 transitions, 596 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-22 17:58:42,103 INFO L231 Difference]: Finished difference. Result has 279 places, 273 transitions, 556 flow [2024-11-22 17:58:42,104 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=277, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=556, PETRI_PLACES=279, PETRI_TRANSITIONS=273} [2024-11-22 17:58:42,107 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -49 predicate places. [2024-11-22 17:58:42,107 INFO L471 AbstractCegarLoop]: Abstraction has has 279 places, 273 transitions, 556 flow [2024-11-22 17:58:42,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:42,108 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:42,108 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:42,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 17:58:42,108 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:42,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:42,109 INFO L85 PathProgramCache]: Analyzing trace with hash -139595877, now seen corresponding path program 1 times [2024-11-22 17:58:42,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:42,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710005888] [2024-11-22 17:58:42,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:42,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:42,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:42,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:42,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710005888] [2024-11-22 17:58:42,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710005888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:42,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:42,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:42,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417863551] [2024-11-22 17:58:42,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:42,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:42,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:42,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:42,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:42,186 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 355 [2024-11-22 17:58:42,187 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 279 places, 273 transitions, 556 flow. Second operand has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:42,187 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:42,187 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 355 [2024-11-22 17:58:42,187 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:42,283 INFO L124 PetriNetUnfolderBase]: 75/601 cut-off events. [2024-11-22 17:58:42,283 INFO L125 PetriNetUnfolderBase]: For 9/10 co-relation queries the response was YES. [2024-11-22 17:58:42,285 INFO L83 FinitePrefix]: Finished finitePrefix Result has 728 conditions, 601 events. 75/601 cut-off events. For 9/10 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 2351 event pairs, 18 based on Foata normal form. 0/523 useless extension candidates. Maximal degree in co-relation 692. Up to 81 conditions per place. [2024-11-22 17:58:42,287 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 18 selfloop transitions, 2 changer transitions 0/278 dead transitions. [2024-11-22 17:58:42,287 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 278 transitions, 608 flow [2024-11-22 17:58:42,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:42,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:42,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 867 transitions. [2024-11-22 17:58:42,289 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8140845070422535 [2024-11-22 17:58:42,289 INFO L175 Difference]: Start difference. First operand has 279 places, 273 transitions, 556 flow. Second operand 3 states and 867 transitions. [2024-11-22 17:58:42,290 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 278 transitions, 608 flow [2024-11-22 17:58:42,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 278 transitions, 604 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:42,334 INFO L231 Difference]: Finished difference. Result has 274 places, 273 transitions, 560 flow [2024-11-22 17:58:42,334 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=274, PETRI_TRANSITIONS=273} [2024-11-22 17:58:42,335 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -54 predicate places. [2024-11-22 17:58:42,336 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 273 transitions, 560 flow [2024-11-22 17:58:42,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:42,336 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:42,336 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] [2024-11-22 17:58:42,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 17:58:42,337 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:42,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:42,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1946188924, now seen corresponding path program 1 times [2024-11-22 17:58:42,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:42,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414990959] [2024-11-22 17:58:42,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:42,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:42,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:42,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:42,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414990959] [2024-11-22 17:58:42,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414990959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:42,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:42,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:42,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298821715] [2024-11-22 17:58:42,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:42,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:42,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:42,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:42,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:42,442 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:42,443 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 273 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:42,443 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:42,443 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:42,443 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:42,642 INFO L124 PetriNetUnfolderBase]: 72/555 cut-off events. [2024-11-22 17:58:42,646 INFO L125 PetriNetUnfolderBase]: For 31/32 co-relation queries the response was YES. [2024-11-22 17:58:42,648 INFO L83 FinitePrefix]: Finished finitePrefix Result has 717 conditions, 555 events. 72/555 cut-off events. For 31/32 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1966 event pairs, 38 based on Foata normal form. 0/479 useless extension candidates. Maximal degree in co-relation 329. Up to 110 conditions per place. [2024-11-22 17:58:42,650 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 15 selfloop transitions, 2 changer transitions 0/272 dead transitions. [2024-11-22 17:58:42,654 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 272 transitions, 592 flow [2024-11-22 17:58:42,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 854 transitions. [2024-11-22 17:58:42,660 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8018779342723005 [2024-11-22 17:58:42,661 INFO L175 Difference]: Start difference. First operand has 274 places, 273 transitions, 560 flow. Second operand 3 states and 854 transitions. [2024-11-22 17:58:42,661 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 272 transitions, 592 flow [2024-11-22 17:58:42,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 272 transitions, 590 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:42,670 INFO L231 Difference]: Finished difference. Result has 274 places, 272 transitions, 560 flow [2024-11-22 17:58:42,670 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=274, PETRI_TRANSITIONS=272} [2024-11-22 17:58:42,671 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -54 predicate places. [2024-11-22 17:58:42,671 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 272 transitions, 560 flow [2024-11-22 17:58:42,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:42,676 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:42,676 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] [2024-11-22 17:58:42,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 17:58:42,676 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:42,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:42,677 INFO L85 PathProgramCache]: Analyzing trace with hash -158642187, now seen corresponding path program 1 times [2024-11-22 17:58:42,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:42,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351479066] [2024-11-22 17:58:42,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:42,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:42,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:42,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351479066] [2024-11-22 17:58:42,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351479066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:42,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:42,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:42,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744500165] [2024-11-22 17:58:42,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:42,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:42,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:42,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:42,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:42,758 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 355 [2024-11-22 17:58:42,763 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 272 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:42,763 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:42,763 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 355 [2024-11-22 17:58:42,764 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:42,874 INFO L124 PetriNetUnfolderBase]: 72/554 cut-off events. [2024-11-22 17:58:42,875 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2024-11-22 17:58:42,876 INFO L83 FinitePrefix]: Finished finitePrefix Result has 708 conditions, 554 events. 72/554 cut-off events. For 30/31 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1970 event pairs, 38 based on Foata normal form. 0/479 useless extension candidates. Maximal degree in co-relation 663. Up to 111 conditions per place. [2024-11-22 17:58:42,878 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 16 selfloop transitions, 2 changer transitions 0/271 dead transitions. [2024-11-22 17:58:42,879 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 271 transitions, 594 flow [2024-11-22 17:58:42,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:42,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 852 transitions. [2024-11-22 17:58:42,881 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8 [2024-11-22 17:58:42,881 INFO L175 Difference]: Start difference. First operand has 274 places, 272 transitions, 560 flow. Second operand 3 states and 852 transitions. [2024-11-22 17:58:42,881 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 271 transitions, 594 flow [2024-11-22 17:58:42,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 271 transitions, 590 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:42,886 INFO L231 Difference]: Finished difference. Result has 273 places, 271 transitions, 558 flow [2024-11-22 17:58:42,886 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=558, PETRI_PLACES=273, PETRI_TRANSITIONS=271} [2024-11-22 17:58:42,886 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -55 predicate places. [2024-11-22 17:58:42,887 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 271 transitions, 558 flow [2024-11-22 17:58:42,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:42,887 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:42,888 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:42,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 17:58:42,888 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:42,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:42,889 INFO L85 PathProgramCache]: Analyzing trace with hash 575102513, now seen corresponding path program 1 times [2024-11-22 17:58:42,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:42,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19864923] [2024-11-22 17:58:42,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:42,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:42,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:42,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:42,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19864923] [2024-11-22 17:58:42,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19864923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:42,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:42,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:42,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546706811] [2024-11-22 17:58:42,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:42,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:42,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:42,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:42,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:42,929 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 355 [2024-11-22 17:58:42,930 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 271 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:42,930 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:42,930 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 355 [2024-11-22 17:58:42,931 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:43,052 INFO L124 PetriNetUnfolderBase]: 83/671 cut-off events. [2024-11-22 17:58:43,053 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2024-11-22 17:58:43,054 INFO L83 FinitePrefix]: Finished finitePrefix Result has 835 conditions, 671 events. 83/671 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2738 event pairs, 20 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 782. Up to 66 conditions per place. [2024-11-22 17:58:43,056 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 21 selfloop transitions, 2 changer transitions 0/278 dead transitions. [2024-11-22 17:58:43,057 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 278 transitions, 624 flow [2024-11-22 17:58:43,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:43,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 868 transitions. [2024-11-22 17:58:43,058 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8150234741784037 [2024-11-22 17:58:43,059 INFO L175 Difference]: Start difference. First operand has 273 places, 271 transitions, 558 flow. Second operand 3 states and 868 transitions. [2024-11-22 17:58:43,059 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 278 transitions, 624 flow [2024-11-22 17:58:43,060 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 278 transitions, 620 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:43,062 INFO L231 Difference]: Finished difference. Result has 273 places, 271 transitions, 562 flow [2024-11-22 17:58:43,063 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=273, PETRI_TRANSITIONS=271} [2024-11-22 17:58:43,064 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -55 predicate places. [2024-11-22 17:58:43,064 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 271 transitions, 562 flow [2024-11-22 17:58:43,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:43,066 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:43,066 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] [2024-11-22 17:58:43,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 17:58:43,066 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:43,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:43,069 INFO L85 PathProgramCache]: Analyzing trace with hash -656606061, now seen corresponding path program 1 times [2024-11-22 17:58:43,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:43,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717871764] [2024-11-22 17:58:43,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:43,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:43,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:43,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717871764] [2024-11-22 17:58:43,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717871764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:43,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:43,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:43,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824448404] [2024-11-22 17:58:43,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:43,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:43,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:43,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:43,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:43,117 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:43,118 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 271 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:43,119 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:43,119 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:43,119 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:43,189 INFO L124 PetriNetUnfolderBase]: 83/567 cut-off events. [2024-11-22 17:58:43,189 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-11-22 17:58:43,191 INFO L83 FinitePrefix]: Finished finitePrefix Result has 772 conditions, 567 events. 83/567 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2015 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 477. Up to 123 conditions per place. [2024-11-22 17:58:43,193 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 16 selfloop transitions, 2 changer transitions 0/270 dead transitions. [2024-11-22 17:58:43,193 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 270 transitions, 596 flow [2024-11-22 17:58:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:43,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 854 transitions. [2024-11-22 17:58:43,195 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8018779342723005 [2024-11-22 17:58:43,195 INFO L175 Difference]: Start difference. First operand has 273 places, 271 transitions, 562 flow. Second operand 3 states and 854 transitions. [2024-11-22 17:58:43,195 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 270 transitions, 596 flow [2024-11-22 17:58:43,196 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 270 transitions, 594 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:43,198 INFO L231 Difference]: Finished difference. Result has 273 places, 270 transitions, 562 flow [2024-11-22 17:58:43,199 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=273, PETRI_TRANSITIONS=270} [2024-11-22 17:58:43,199 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -55 predicate places. [2024-11-22 17:58:43,199 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 270 transitions, 562 flow [2024-11-22 17:58:43,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:43,200 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:43,200 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] [2024-11-22 17:58:43,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 17:58:43,200 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:43,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:43,201 INFO L85 PathProgramCache]: Analyzing trace with hash -634304093, now seen corresponding path program 1 times [2024-11-22 17:58:43,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:43,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538011057] [2024-11-22 17:58:43,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:43,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:43,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:43,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:43,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538011057] [2024-11-22 17:58:43,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538011057] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:43,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:43,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:43,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701209230] [2024-11-22 17:58:43,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:43,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:43,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:43,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:43,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:43,243 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 355 [2024-11-22 17:58:43,244 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 270 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:43,244 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:43,244 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 355 [2024-11-22 17:58:43,244 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:43,317 INFO L124 PetriNetUnfolderBase]: 83/566 cut-off events. [2024-11-22 17:58:43,317 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-22 17:58:43,318 INFO L83 FinitePrefix]: Finished finitePrefix Result has 761 conditions, 566 events. 83/566 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2010 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 699. Up to 124 conditions per place. [2024-11-22 17:58:43,320 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 17 selfloop transitions, 2 changer transitions 0/269 dead transitions. [2024-11-22 17:58:43,320 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 269 transitions, 598 flow [2024-11-22 17:58:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:43,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 852 transitions. [2024-11-22 17:58:43,322 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8 [2024-11-22 17:58:43,322 INFO L175 Difference]: Start difference. First operand has 273 places, 270 transitions, 562 flow. Second operand 3 states and 852 transitions. [2024-11-22 17:58:43,322 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 269 transitions, 598 flow [2024-11-22 17:58:43,323 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 269 transitions, 594 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:43,325 INFO L231 Difference]: Finished difference. Result has 272 places, 269 transitions, 560 flow [2024-11-22 17:58:43,326 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=269, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=272, PETRI_TRANSITIONS=269} [2024-11-22 17:58:43,326 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -56 predicate places. [2024-11-22 17:58:43,326 INFO L471 AbstractCegarLoop]: Abstraction has has 272 places, 269 transitions, 560 flow [2024-11-22 17:58:43,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:43,327 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:43,327 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] [2024-11-22 17:58:43,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-22 17:58:43,328 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:43,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:43,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1772357456, now seen corresponding path program 1 times [2024-11-22 17:58:43,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:43,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175203464] [2024-11-22 17:58:43,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:43,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:43,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:43,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175203464] [2024-11-22 17:58:43,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175203464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:43,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:43,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:43,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478174769] [2024-11-22 17:58:43,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:43,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:43,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:43,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:43,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:43,370 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 355 [2024-11-22 17:58:43,371 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 269 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:43,371 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:43,371 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 355 [2024-11-22 17:58:43,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:43,447 INFO L124 PetriNetUnfolderBase]: 83/565 cut-off events. [2024-11-22 17:58:43,447 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-11-22 17:58:43,448 INFO L83 FinitePrefix]: Finished finitePrefix Result has 757 conditions, 565 events. 83/565 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2008 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 687. Up to 121 conditions per place. [2024-11-22 17:58:43,450 INFO L140 encePairwiseOnDemand]: 353/355 looper letters, 15 selfloop transitions, 1 changer transitions 0/268 dead transitions. [2024-11-22 17:58:43,450 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 268 transitions, 590 flow [2024-11-22 17:58:43,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:43,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:43,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 861 transitions. [2024-11-22 17:58:43,451 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8084507042253521 [2024-11-22 17:58:43,451 INFO L175 Difference]: Start difference. First operand has 272 places, 269 transitions, 560 flow. Second operand 3 states and 861 transitions. [2024-11-22 17:58:43,452 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 268 transitions, 590 flow [2024-11-22 17:58:43,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 268 transitions, 586 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:43,454 INFO L231 Difference]: Finished difference. Result has 271 places, 268 transitions, 556 flow [2024-11-22 17:58:43,455 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=556, PETRI_PLACES=271, PETRI_TRANSITIONS=268} [2024-11-22 17:58:43,455 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -57 predicate places. [2024-11-22 17:58:43,455 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 268 transitions, 556 flow [2024-11-22 17:58:43,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:43,456 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:43,456 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:43,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-22 17:58:43,456 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:43,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:43,457 INFO L85 PathProgramCache]: Analyzing trace with hash -252123487, now seen corresponding path program 1 times [2024-11-22 17:58:43,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:43,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722284829] [2024-11-22 17:58:43,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:43,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:43,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:43,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722284829] [2024-11-22 17:58:43,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722284829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:43,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:43,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 17:58:43,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46283403] [2024-11-22 17:58:43,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:43,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 17:58:43,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:43,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 17:58:43,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-22 17:58:43,967 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 355 [2024-11-22 17:58:43,969 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 268 transitions, 556 flow. Second operand has 6 states, 6 states have (on average 259.5) internal successors, (1557), 6 states have internal predecessors, (1557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:43,969 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:43,969 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 355 [2024-11-22 17:58:43,969 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:44,079 INFO L124 PetriNetUnfolderBase]: 83/563 cut-off events. [2024-11-22 17:58:44,080 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-22 17:58:44,081 INFO L83 FinitePrefix]: Finished finitePrefix Result has 777 conditions, 563 events. 83/563 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2004 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 708. Up to 136 conditions per place. [2024-11-22 17:58:44,083 INFO L140 encePairwiseOnDemand]: 343/355 looper letters, 29 selfloop transitions, 10 changer transitions 0/266 dead transitions. [2024-11-22 17:58:44,083 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 266 transitions, 630 flow [2024-11-22 17:58:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 17:58:44,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-22 17:58:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1587 transitions. [2024-11-22 17:58:44,085 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7450704225352113 [2024-11-22 17:58:44,086 INFO L175 Difference]: Start difference. First operand has 271 places, 268 transitions, 556 flow. Second operand 6 states and 1587 transitions. [2024-11-22 17:58:44,086 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 266 transitions, 630 flow [2024-11-22 17:58:44,087 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 266 transitions, 629 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:44,090 INFO L231 Difference]: Finished difference. Result has 273 places, 266 transitions, 571 flow [2024-11-22 17:58:44,091 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=551, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=256, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=571, PETRI_PLACES=273, PETRI_TRANSITIONS=266} [2024-11-22 17:58:44,091 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -55 predicate places. [2024-11-22 17:58:44,091 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 266 transitions, 571 flow [2024-11-22 17:58:44,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 259.5) internal successors, (1557), 6 states have internal predecessors, (1557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,093 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:44,093 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:44,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-22 17:58:44,093 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:44,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:44,093 INFO L85 PathProgramCache]: Analyzing trace with hash -668339875, now seen corresponding path program 1 times [2024-11-22 17:58:44,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:44,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236148378] [2024-11-22 17:58:44,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:44,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:44,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:44,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236148378] [2024-11-22 17:58:44,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236148378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:44,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:44,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:44,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908782779] [2024-11-22 17:58:44,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:44,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:44,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:44,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:44,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:44,138 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:44,139 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 266 transitions, 571 flow. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,139 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:44,139 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:44,139 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:44,211 INFO L124 PetriNetUnfolderBase]: 83/562 cut-off events. [2024-11-22 17:58:44,211 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-22 17:58:44,212 INFO L83 FinitePrefix]: Finished finitePrefix Result has 765 conditions, 562 events. 83/562 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2003 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 730. Up to 123 conditions per place. [2024-11-22 17:58:44,214 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 16 selfloop transitions, 2 changer transitions 0/265 dead transitions. [2024-11-22 17:58:44,214 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 265 transitions, 605 flow [2024-11-22 17:58:44,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 854 transitions. [2024-11-22 17:58:44,216 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8018779342723005 [2024-11-22 17:58:44,216 INFO L175 Difference]: Start difference. First operand has 273 places, 266 transitions, 571 flow. Second operand 3 states and 854 transitions. [2024-11-22 17:58:44,216 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 265 transitions, 605 flow [2024-11-22 17:58:44,217 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 265 transitions, 585 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-22 17:58:44,221 INFO L231 Difference]: Finished difference. Result has 269 places, 265 transitions, 553 flow [2024-11-22 17:58:44,221 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=549, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=553, PETRI_PLACES=269, PETRI_TRANSITIONS=265} [2024-11-22 17:58:44,221 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -59 predicate places. [2024-11-22 17:58:44,222 INFO L471 AbstractCegarLoop]: Abstraction has has 269 places, 265 transitions, 553 flow [2024-11-22 17:58:44,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,223 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:44,223 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] [2024-11-22 17:58:44,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-22 17:58:44,224 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:44,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:44,224 INFO L85 PathProgramCache]: Analyzing trace with hash 533568576, now seen corresponding path program 1 times [2024-11-22 17:58:44,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:44,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464940622] [2024-11-22 17:58:44,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:44,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:44,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:44,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464940622] [2024-11-22 17:58:44,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464940622] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:44,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:44,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:44,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120670175] [2024-11-22 17:58:44,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:44,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:44,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:44,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:44,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:44,269 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 278 out of 355 [2024-11-22 17:58:44,270 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 269 places, 265 transitions, 553 flow. Second operand has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,270 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:44,270 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 278 of 355 [2024-11-22 17:58:44,270 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:44,331 INFO L124 PetriNetUnfolderBase]: 83/561 cut-off events. [2024-11-22 17:58:44,331 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-22 17:58:44,332 INFO L83 FinitePrefix]: Finished finitePrefix Result has 757 conditions, 561 events. 83/561 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2003 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 687. Up to 124 conditions per place. [2024-11-22 17:58:44,334 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 17 selfloop transitions, 2 changer transitions 0/264 dead transitions. [2024-11-22 17:58:44,334 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 264 transitions, 589 flow [2024-11-22 17:58:44,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 852 transitions. [2024-11-22 17:58:44,335 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8 [2024-11-22 17:58:44,336 INFO L175 Difference]: Start difference. First operand has 269 places, 265 transitions, 553 flow. Second operand 3 states and 852 transitions. [2024-11-22 17:58:44,336 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 264 transitions, 589 flow [2024-11-22 17:58:44,337 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 268 places, 264 transitions, 585 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:44,339 INFO L231 Difference]: Finished difference. Result has 268 places, 264 transitions, 551 flow [2024-11-22 17:58:44,339 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=547, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=551, PETRI_PLACES=268, PETRI_TRANSITIONS=264} [2024-11-22 17:58:44,340 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -60 predicate places. [2024-11-22 17:58:44,340 INFO L471 AbstractCegarLoop]: Abstraction has has 268 places, 264 transitions, 551 flow [2024-11-22 17:58:44,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 279.3333333333333) internal successors, (838), 3 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,340 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:44,341 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] [2024-11-22 17:58:44,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-22 17:58:44,341 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:44,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:44,341 INFO L85 PathProgramCache]: Analyzing trace with hash 228360412, now seen corresponding path program 1 times [2024-11-22 17:58:44,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:44,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046416693] [2024-11-22 17:58:44,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:44,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:44,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:44,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046416693] [2024-11-22 17:58:44,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046416693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:44,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:44,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:44,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651525541] [2024-11-22 17:58:44,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:44,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:44,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:44,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:44,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:44,370 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 282 out of 355 [2024-11-22 17:58:44,371 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 268 places, 264 transitions, 551 flow. Second operand has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,371 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:44,371 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 282 of 355 [2024-11-22 17:58:44,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:44,465 INFO L124 PetriNetUnfolderBase]: 83/560 cut-off events. [2024-11-22 17:58:44,465 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-11-22 17:58:44,467 INFO L83 FinitePrefix]: Finished finitePrefix Result has 753 conditions, 560 events. 83/560 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2001 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 684. Up to 121 conditions per place. [2024-11-22 17:58:44,468 INFO L140 encePairwiseOnDemand]: 353/355 looper letters, 15 selfloop transitions, 1 changer transitions 0/263 dead transitions. [2024-11-22 17:58:44,468 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 269 places, 263 transitions, 581 flow [2024-11-22 17:58:44,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 861 transitions. [2024-11-22 17:58:44,470 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8084507042253521 [2024-11-22 17:58:44,470 INFO L175 Difference]: Start difference. First operand has 268 places, 264 transitions, 551 flow. Second operand 3 states and 861 transitions. [2024-11-22 17:58:44,471 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 269 places, 263 transitions, 581 flow [2024-11-22 17:58:44,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 267 places, 263 transitions, 577 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:44,476 INFO L231 Difference]: Finished difference. Result has 267 places, 263 transitions, 547 flow [2024-11-22 17:58:44,476 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=545, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=263, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=547, PETRI_PLACES=267, PETRI_TRANSITIONS=263} [2024-11-22 17:58:44,478 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -61 predicate places. [2024-11-22 17:58:44,478 INFO L471 AbstractCegarLoop]: Abstraction has has 267 places, 263 transitions, 547 flow [2024-11-22 17:58:44,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.0) internal successors, (849), 3 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,478 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:44,479 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] [2024-11-22 17:58:44,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-22 17:58:44,479 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:44,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:44,479 INFO L85 PathProgramCache]: Analyzing trace with hash 401590106, now seen corresponding path program 1 times [2024-11-22 17:58:44,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:44,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882373154] [2024-11-22 17:58:44,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:44,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:44,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:44,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882373154] [2024-11-22 17:58:44,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882373154] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:44,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:44,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:44,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067432968] [2024-11-22 17:58:44,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:44,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:44,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:44,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:44,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:44,535 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:44,536 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 267 places, 263 transitions, 547 flow. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,536 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:44,536 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:44,536 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:44,624 INFO L124 PetriNetUnfolderBase]: 83/559 cut-off events. [2024-11-22 17:58:44,624 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-22 17:58:44,625 INFO L83 FinitePrefix]: Finished finitePrefix Result has 753 conditions, 559 events. 83/559 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1997 event pairs, 38 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 683. Up to 123 conditions per place. [2024-11-22 17:58:44,627 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 16 selfloop transitions, 2 changer transitions 0/262 dead transitions. [2024-11-22 17:58:44,627 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 262 transitions, 581 flow [2024-11-22 17:58:44,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:44,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:44,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 854 transitions. [2024-11-22 17:58:44,629 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8018779342723005 [2024-11-22 17:58:44,629 INFO L175 Difference]: Start difference. First operand has 267 places, 263 transitions, 547 flow. Second operand 3 states and 854 transitions. [2024-11-22 17:58:44,629 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 262 transitions, 581 flow [2024-11-22 17:58:44,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 267 places, 262 transitions, 580 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:44,632 INFO L231 Difference]: Finished difference. Result has 267 places, 262 transitions, 548 flow [2024-11-22 17:58:44,633 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=544, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=262, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=260, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=548, PETRI_PLACES=267, PETRI_TRANSITIONS=262} [2024-11-22 17:58:44,633 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -61 predicate places. [2024-11-22 17:58:44,633 INFO L471 AbstractCegarLoop]: Abstraction has has 267 places, 262 transitions, 548 flow [2024-11-22 17:58:44,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,634 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:44,634 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] [2024-11-22 17:58:44,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-22 17:58:44,634 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:44,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:44,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1556024338, now seen corresponding path program 1 times [2024-11-22 17:58:44,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:44,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080289814] [2024-11-22 17:58:44,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:44,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:44,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:44,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:44,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080289814] [2024-11-22 17:58:44,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080289814] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:44,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:44,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:44,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756428562] [2024-11-22 17:58:44,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:44,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:44,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:44,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:44,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:44,682 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 355 [2024-11-22 17:58:44,683 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 267 places, 262 transitions, 548 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,683 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:44,683 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 355 [2024-11-22 17:58:44,683 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:44,752 INFO L124 PetriNetUnfolderBase]: 93/610 cut-off events. [2024-11-22 17:58:44,753 INFO L125 PetriNetUnfolderBase]: For 68/68 co-relation queries the response was YES. [2024-11-22 17:58:44,754 INFO L83 FinitePrefix]: Finished finitePrefix Result has 843 conditions, 610 events. 93/610 cut-off events. For 68/68 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2332 event pairs, 51 based on Foata normal form. 0/536 useless extension candidates. Maximal degree in co-relation 773. Up to 144 conditions per place. [2024-11-22 17:58:44,757 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 18 selfloop transitions, 2 changer transitions 0/261 dead transitions. [2024-11-22 17:58:44,757 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 261 transitions, 586 flow [2024-11-22 17:58:44,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:44,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:44,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 850 transitions. [2024-11-22 17:58:44,759 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7981220657276995 [2024-11-22 17:58:44,759 INFO L175 Difference]: Start difference. First operand has 267 places, 262 transitions, 548 flow. Second operand 3 states and 850 transitions. [2024-11-22 17:58:44,759 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 261 transitions, 586 flow [2024-11-22 17:58:44,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 261 transitions, 582 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:44,762 INFO L231 Difference]: Finished difference. Result has 266 places, 261 transitions, 546 flow [2024-11-22 17:58:44,762 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=542, PETRI_DIFFERENCE_MINUEND_PLACES=264, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=261, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=546, PETRI_PLACES=266, PETRI_TRANSITIONS=261} [2024-11-22 17:58:44,764 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -62 predicate places. [2024-11-22 17:58:44,764 INFO L471 AbstractCegarLoop]: Abstraction has has 266 places, 261 transitions, 546 flow [2024-11-22 17:58:44,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,765 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:44,765 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] [2024-11-22 17:58:44,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-22 17:58:44,765 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:44,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:44,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1851010157, now seen corresponding path program 1 times [2024-11-22 17:58:44,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:44,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273157836] [2024-11-22 17:58:44,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:44,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:44,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:44,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273157836] [2024-11-22 17:58:44,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273157836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:44,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:44,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:44,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689302178] [2024-11-22 17:58:44,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:44,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:44,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:44,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:44,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:44,807 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:44,808 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 261 transitions, 546 flow. Second operand has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,808 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:44,808 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:44,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:44,902 INFO L124 PetriNetUnfolderBase]: 112/670 cut-off events. [2024-11-22 17:58:44,902 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-11-22 17:58:44,903 INFO L83 FinitePrefix]: Finished finitePrefix Result has 945 conditions, 670 events. 112/670 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2847 event pairs, 64 based on Foata normal form. 0/589 useless extension candidates. Maximal degree in co-relation 876. Up to 170 conditions per place. [2024-11-22 17:58:44,905 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 17 selfloop transitions, 1 changer transitions 0/259 dead transitions. [2024-11-22 17:58:44,905 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 259 transitions, 578 flow [2024-11-22 17:58:44,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:44,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-11-22 17:58:44,907 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8028169014084507 [2024-11-22 17:58:44,907 INFO L175 Difference]: Start difference. First operand has 266 places, 261 transitions, 546 flow. Second operand 3 states and 855 transitions. [2024-11-22 17:58:44,908 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 259 transitions, 578 flow [2024-11-22 17:58:44,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 259 transitions, 574 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:44,911 INFO L231 Difference]: Finished difference. Result has 264 places, 259 transitions, 540 flow [2024-11-22 17:58:44,912 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=538, PETRI_DIFFERENCE_MINUEND_PLACES=262, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=540, PETRI_PLACES=264, PETRI_TRANSITIONS=259} [2024-11-22 17:58:44,915 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -64 predicate places. [2024-11-22 17:58:44,915 INFO L471 AbstractCegarLoop]: Abstraction has has 264 places, 259 transitions, 540 flow [2024-11-22 17:58:44,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,916 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:44,916 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] [2024-11-22 17:58:44,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-22 17:58:44,916 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:44,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:44,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1047376933, now seen corresponding path program 1 times [2024-11-22 17:58:44,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:44,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411499490] [2024-11-22 17:58:44,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:44,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:44,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:44,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411499490] [2024-11-22 17:58:44,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411499490] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:44,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:44,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:44,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444177784] [2024-11-22 17:58:44,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:44,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:44,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:44,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:44,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:44,985 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:44,986 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 264 places, 259 transitions, 540 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:44,986 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:44,986 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:44,986 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:45,069 INFO L124 PetriNetUnfolderBase]: 158/621 cut-off events. [2024-11-22 17:58:45,069 INFO L125 PetriNetUnfolderBase]: For 86/87 co-relation queries the response was YES. [2024-11-22 17:58:45,070 INFO L83 FinitePrefix]: Finished finitePrefix Result has 954 conditions, 621 events. 158/621 cut-off events. For 86/87 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 2306 event pairs, 53 based on Foata normal form. 0/563 useless extension candidates. Maximal degree in co-relation 885. Up to 156 conditions per place. [2024-11-22 17:58:45,072 INFO L140 encePairwiseOnDemand]: 350/355 looper letters, 21 selfloop transitions, 3 changer transitions 0/263 dead transitions. [2024-11-22 17:58:45,072 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 263 transitions, 602 flow [2024-11-22 17:58:45,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:45,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 860 transitions. [2024-11-22 17:58:45,074 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8075117370892019 [2024-11-22 17:58:45,074 INFO L175 Difference]: Start difference. First operand has 264 places, 259 transitions, 540 flow. Second operand 3 states and 860 transitions. [2024-11-22 17:58:45,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 263 transitions, 602 flow [2024-11-22 17:58:45,075 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 263 places, 263 transitions, 601 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:45,077 INFO L231 Difference]: Finished difference. Result has 263 places, 257 transitions, 541 flow [2024-11-22 17:58:45,078 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=535, PETRI_DIFFERENCE_MINUEND_PLACES=261, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=257, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=254, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=541, PETRI_PLACES=263, PETRI_TRANSITIONS=257} [2024-11-22 17:58:45,078 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -65 predicate places. [2024-11-22 17:58:45,079 INFO L471 AbstractCegarLoop]: Abstraction has has 263 places, 257 transitions, 541 flow [2024-11-22 17:58:45,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:45,080 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:45,080 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] [2024-11-22 17:58:45,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-22 17:58:45,080 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:45,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:45,080 INFO L85 PathProgramCache]: Analyzing trace with hash 762712744, now seen corresponding path program 1 times [2024-11-22 17:58:45,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:45,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372809116] [2024-11-22 17:58:45,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:45,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:45,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:45,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:45,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372809116] [2024-11-22 17:58:45,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372809116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:45,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:45,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:45,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521183423] [2024-11-22 17:58:45,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:45,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:45,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:45,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:45,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:45,145 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:45,146 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 263 places, 257 transitions, 541 flow. Second operand has 3 states, 3 states have (on average 281.6666666666667) internal successors, (845), 3 states have internal predecessors, (845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:45,146 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:45,146 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:45,146 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:45,245 INFO L124 PetriNetUnfolderBase]: 208/661 cut-off events. [2024-11-22 17:58:45,246 INFO L125 PetriNetUnfolderBase]: For 107/107 co-relation queries the response was YES. [2024-11-22 17:58:45,247 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1110 conditions, 661 events. 208/661 cut-off events. For 107/107 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 2498 event pairs, 83 based on Foata normal form. 0/608 useless extension candidates. Maximal degree in co-relation 1041. Up to 229 conditions per place. [2024-11-22 17:58:45,250 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 23 selfloop transitions, 2 changer transitions 0/262 dead transitions. [2024-11-22 17:58:45,250 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 262 transitions, 607 flow [2024-11-22 17:58:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:45,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:45,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 860 transitions. [2024-11-22 17:58:45,251 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8075117370892019 [2024-11-22 17:58:45,251 INFO L175 Difference]: Start difference. First operand has 263 places, 257 transitions, 541 flow. Second operand 3 states and 860 transitions. [2024-11-22 17:58:45,251 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 262 transitions, 607 flow [2024-11-22 17:58:45,253 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 262 places, 262 transitions, 601 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:45,254 INFO L231 Difference]: Finished difference. Result has 262 places, 256 transitions, 537 flow [2024-11-22 17:58:45,255 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=533, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=256, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=254, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=537, PETRI_PLACES=262, PETRI_TRANSITIONS=256} [2024-11-22 17:58:45,255 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -66 predicate places. [2024-11-22 17:58:45,255 INFO L471 AbstractCegarLoop]: Abstraction has has 262 places, 256 transitions, 537 flow [2024-11-22 17:58:45,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.6666666666667) internal successors, (845), 3 states have internal predecessors, (845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:45,256 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:45,256 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] [2024-11-22 17:58:45,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-22 17:58:45,256 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread3Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:45,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:45,256 INFO L85 PathProgramCache]: Analyzing trace with hash -668506076, now seen corresponding path program 1 times [2024-11-22 17:58:45,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:45,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195944084] [2024-11-22 17:58:45,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:45,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:45,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:45,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:45,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195944084] [2024-11-22 17:58:45,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195944084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:45,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:45,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:45,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441734243] [2024-11-22 17:58:45,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:45,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:45,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:45,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:45,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:45,316 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:45,317 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 256 transitions, 537 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:45,317 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:45,317 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:45,317 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:45,426 INFO L124 PetriNetUnfolderBase]: 167/731 cut-off events. [2024-11-22 17:58:45,427 INFO L125 PetriNetUnfolderBase]: For 93/105 co-relation queries the response was YES. [2024-11-22 17:58:45,428 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1089 conditions, 731 events. 167/731 cut-off events. For 93/105 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 3169 event pairs, 56 based on Foata normal form. 1/663 useless extension candidates. Maximal degree in co-relation 1020. Up to 161 conditions per place. [2024-11-22 17:58:45,430 INFO L140 encePairwiseOnDemand]: 350/355 looper letters, 20 selfloop transitions, 2 changer transitions 4/261 dead transitions. [2024-11-22 17:58:45,430 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 261 transitions, 601 flow [2024-11-22 17:58:45,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:45,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 860 transitions. [2024-11-22 17:58:45,432 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8075117370892019 [2024-11-22 17:58:45,432 INFO L175 Difference]: Start difference. First operand has 262 places, 256 transitions, 537 flow. Second operand 3 states and 860 transitions. [2024-11-22 17:58:45,432 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 261 transitions, 601 flow [2024-11-22 17:58:45,434 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 261 transitions, 597 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:45,435 INFO L231 Difference]: Finished difference. Result has 260 places, 250 transitions, 524 flow [2024-11-22 17:58:45,436 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=258, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=254, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=252, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=524, PETRI_PLACES=260, PETRI_TRANSITIONS=250} [2024-11-22 17:58:45,436 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -68 predicate places. [2024-11-22 17:58:45,436 INFO L471 AbstractCegarLoop]: Abstraction has has 260 places, 250 transitions, 524 flow [2024-11-22 17:58:45,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:45,437 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:45,437 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] [2024-11-22 17:58:45,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-22 17:58:45,437 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread3Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 115 more)] === [2024-11-22 17:58:45,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:45,437 INFO L85 PathProgramCache]: Analyzing trace with hash 724913767, now seen corresponding path program 1 times [2024-11-22 17:58:45,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:45,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572540187] [2024-11-22 17:58:45,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:45,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:45,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:45,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572540187] [2024-11-22 17:58:45,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572540187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:45,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:45,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:45,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043253152] [2024-11-22 17:58:45,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:45,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:45,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:45,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:45,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:45,499 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 355 [2024-11-22 17:58:45,500 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 260 places, 250 transitions, 524 flow. Second operand has 3 states, 3 states have (on average 281.6666666666667) internal successors, (845), 3 states have internal predecessors, (845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:45,500 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:45,500 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 355 [2024-11-22 17:58:45,501 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:45,598 INFO L124 PetriNetUnfolderBase]: 223/771 cut-off events. [2024-11-22 17:58:45,599 INFO L125 PetriNetUnfolderBase]: For 130/156 co-relation queries the response was YES. [2024-11-22 17:58:45,601 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1231 conditions, 771 events. 223/771 cut-off events. For 130/156 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 3389 event pairs, 92 based on Foata normal form. 0/706 useless extension candidates. Maximal degree in co-relation 1162. Up to 242 conditions per place. [2024-11-22 17:58:45,601 INFO L140 encePairwiseOnDemand]: 352/355 looper letters, 0 selfloop transitions, 0 changer transitions 256/256 dead transitions. [2024-11-22 17:58:45,601 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 256 transitions, 590 flow [2024-11-22 17:58:45,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:45,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:45,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 859 transitions. [2024-11-22 17:58:45,603 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8065727699530516 [2024-11-22 17:58:45,603 INFO L175 Difference]: Start difference. First operand has 260 places, 250 transitions, 524 flow. Second operand 3 states and 859 transitions. [2024-11-22 17:58:45,603 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 256 transitions, 590 flow [2024-11-22 17:58:45,604 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 255 places, 256 transitions, 586 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:45,605 INFO L231 Difference]: Finished difference. Result has 255 places, 0 transitions, 0 flow [2024-11-22 17:58:45,606 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=518, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=255, PETRI_TRANSITIONS=0} [2024-11-22 17:58:45,606 INFO L277 CegarLoopForPetriNet]: 328 programPoint places, -73 predicate places. [2024-11-22 17:58:45,606 INFO L471 AbstractCegarLoop]: Abstraction has has 255 places, 0 transitions, 0 flow [2024-11-22 17:58:45,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.6666666666667) internal successors, (845), 3 states have internal predecessors, (845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:58:45,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (118 of 119 remaining) [2024-11-22 17:58:45,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (117 of 119 remaining) [2024-11-22 17:58:45,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (116 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (115 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (114 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (113 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (112 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (111 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (110 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (109 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (108 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (107 of 119 remaining) [2024-11-22 17:58:45,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (106 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (105 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (104 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (103 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (102 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (101 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (100 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (99 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (98 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (97 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (96 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (95 of 119 remaining) [2024-11-22 17:58:45,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (94 of 119 remaining) [2024-11-22 17:58:45,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (93 of 119 remaining) [2024-11-22 17:58:45,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (92 of 119 remaining) [2024-11-22 17:58:45,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (91 of 119 remaining) [2024-11-22 17:58:45,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (90 of 119 remaining) [2024-11-22 17:58:45,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (89 of 119 remaining) [2024-11-22 17:58:45,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (88 of 119 remaining) [2024-11-22 17:58:45,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (87 of 119 remaining) [2024-11-22 17:58:45,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (86 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (85 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (84 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (83 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (82 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (81 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (80 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (79 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (78 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (77 of 119 remaining) [2024-11-22 17:58:45,617 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (76 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (75 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (74 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (73 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (72 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (71 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (70 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (69 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (68 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (67 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (66 of 119 remaining) [2024-11-22 17:58:45,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (65 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (64 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (63 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (62 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (61 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (60 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (59 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (58 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (57 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (56 of 119 remaining) [2024-11-22 17:58:45,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (55 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (54 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (53 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (52 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (48 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (47 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (46 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (45 of 119 remaining) [2024-11-22 17:58:45,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (44 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (43 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (42 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (41 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (40 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (39 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (38 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (37 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (36 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (35 of 119 remaining) [2024-11-22 17:58:45,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (34 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (33 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (32 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (31 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (30 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (29 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (28 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (27 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (26 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (25 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (24 of 119 remaining) [2024-11-22 17:58:45,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (23 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (22 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (21 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (20 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (19 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (18 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (17 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (16 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (15 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (14 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (13 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (12 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (11 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (10 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (9 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (8 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (7 of 119 remaining) [2024-11-22 17:58:45,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (6 of 119 remaining) [2024-11-22 17:58:45,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (5 of 119 remaining) [2024-11-22 17:58:45,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (4 of 119 remaining) [2024-11-22 17:58:45,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (3 of 119 remaining) [2024-11-22 17:58:45,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (2 of 119 remaining) [2024-11-22 17:58:45,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (1 of 119 remaining) [2024-11-22 17:58:45,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (0 of 119 remaining) [2024-11-22 17:58:45,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-22 17:58:45,624 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:45,631 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-22 17:58:45,631 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 17:58:45,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 05:58:45 BasicIcfg [2024-11-22 17:58:45,637 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 17:58:45,638 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 17:58:45,638 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 17:58:45,638 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 17:58:45,638 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:58:41" (3/4) ... [2024-11-22 17:58:45,640 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-22 17:58:45,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-22 17:58:45,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-22 17:58:45,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-22 17:58:45,650 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-22 17:58:45,650 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-22 17:58:45,650 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-22 17:58:45,651 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-22 17:58:45,734 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-22 17:58:45,737 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-22 17:58:45,737 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 17:58:45,737 INFO L158 Benchmark]: Toolchain (without parser) took 6072.96ms. Allocated memory was 211.8MB in the beginning and 415.2MB in the end (delta: 203.4MB). Free memory was 140.9MB in the beginning and 196.9MB in the end (delta: -56.0MB). Peak memory consumption was 147.9MB. Max. memory is 16.1GB. [2024-11-22 17:58:45,737 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 117.4MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 17:58:45,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.96ms. Allocated memory is still 211.8MB. Free memory was 140.6MB in the beginning and 125.6MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-22 17:58:45,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.03ms. Allocated memory is still 211.8MB. Free memory was 125.6MB in the beginning and 122.0MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-22 17:58:45,738 INFO L158 Benchmark]: Boogie Preprocessor took 69.66ms. Allocated memory is still 211.8MB. Free memory was 122.0MB in the beginning and 119.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 17:58:45,738 INFO L158 Benchmark]: RCFGBuilder took 1127.20ms. Allocated memory is still 211.8MB. Free memory was 119.2MB in the beginning and 141.9MB in the end (delta: -22.7MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-22 17:58:45,738 INFO L158 Benchmark]: TraceAbstraction took 4355.06ms. Allocated memory was 211.8MB in the beginning and 415.2MB in the end (delta: 203.4MB). Free memory was 141.9MB in the beginning and 204.2MB in the end (delta: -62.3MB). Peak memory consumption was 142.2MB. Max. memory is 16.1GB. [2024-11-22 17:58:45,738 INFO L158 Benchmark]: Witness Printer took 98.93ms. Allocated memory is still 415.2MB. Free memory was 204.2MB in the beginning and 196.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-22 17:58:45,739 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 117.4MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.96ms. Allocated memory is still 211.8MB. Free memory was 140.6MB in the beginning and 125.6MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.03ms. Allocated memory is still 211.8MB. Free memory was 125.6MB in the beginning and 122.0MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.66ms. Allocated memory is still 211.8MB. Free memory was 122.0MB in the beginning and 119.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1127.20ms. Allocated memory is still 211.8MB. Free memory was 119.2MB in the beginning and 141.9MB in the end (delta: -22.7MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4355.06ms. Allocated memory was 211.8MB in the beginning and 415.2MB in the end (delta: 203.4MB). Free memory was 141.9MB in the beginning and 204.2MB in the end (delta: -62.3MB). Peak memory consumption was 142.2MB. Max. memory is 16.1GB. * Witness Printer took 98.93ms. Allocated memory is still 415.2MB. Free memory was 204.2MB in the beginning and 196.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: 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: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: 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: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: 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: 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: 110]: 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: 138]: 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: 113]: 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: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: 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, 435 locations, 119 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: 4.2s, OverallIterations: 19, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 329 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 157 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 723 IncrementalHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 55 mSDtfsCounter, 723 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=688occurred in iteration=0, InterpolantAutomatonStates: 60, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1861 NumberOfCodeBlocks, 1861 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1842 ConstructedInterpolants, 0 QuantifiedInterpolants, 1993 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 67 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-22 17:58:45,762 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE