./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/goblint-regression/04-mutex_05-lockfuns.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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/goblint-regression/04-mutex_05-lockfuns.i -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 26a76453a0148a9083e5ca91fffcb3e5777f05c6718e7fe778e8f06905a5ca02 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 21:56:44,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 21:56:44,984 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-08 21:56:44,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 21:56:44,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 21:56:45,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 21:56:45,013 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 21:56:45,014 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 21:56:45,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 21:56:45,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 21:56:45,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 21:56:45,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 21:56:45,016 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 21:56:45,016 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 21:56:45,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 21:56:45,016 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 21:56:45,016 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 21:56:45,016 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 21:56:45,017 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 21:56:45,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 21:56:45,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 21:56:45,018 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 26a76453a0148a9083e5ca91fffcb3e5777f05c6718e7fe778e8f06905a5ca02 [2025-03-08 21:56:45,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 21:56:45,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 21:56:45,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 21:56:45,245 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 21:56:45,245 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 21:56:45,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/04-mutex_05-lockfuns.i [2025-03-08 21:56:46,437 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca0de67b/43665bf35a3a48179b5d3730c51c971d/FLAG5d61ec7f2 [2025-03-08 21:56:46,725 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 21:56:46,727 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/04-mutex_05-lockfuns.i [2025-03-08 21:56:46,743 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca0de67b/43665bf35a3a48179b5d3730c51c971d/FLAG5d61ec7f2 [2025-03-08 21:56:47,006 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca0de67b/43665bf35a3a48179b5d3730c51c971d [2025-03-08 21:56:47,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 21:56:47,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 21:56:47,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 21:56:47,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 21:56:47,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 21:56:47,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96fbd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47, skipping insertion in model container [2025-03-08 21:56:47,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,047 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 21:56:47,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 21:56:47,337 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 21:56:47,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 21:56:47,422 INFO L204 MainTranslator]: Completed translation [2025-03-08 21:56:47,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47 WrapperNode [2025-03-08 21:56:47,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 21:56:47,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 21:56:47,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 21:56:47,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 21:56:47,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,449 INFO L138 Inliner]: procedures = 264, calls = 15, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 59 [2025-03-08 21:56:47,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 21:56:47,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 21:56:47,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 21:56:47,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 21:56:47,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,460 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 21:56:47,464 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 21:56:47,464 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 21:56:47,464 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 21:56:47,465 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (1/1) ... [2025-03-08 21:56:47,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 21:56:47,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 21:56:47,493 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) [2025-03-08 21:56:47,495 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 [2025-03-08 21:56:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-08 21:56:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-08 21:56:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 21:56:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2025-03-08 21:56:47,509 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2025-03-08 21:56:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-08 21:56:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 21:56:47,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 21:56:47,510 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-08 21:56:47,605 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 21:56:47,606 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 21:56:47,684 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-08 21:56:47,684 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 21:56:47,700 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 21:56:47,700 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 21:56:47,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:56:47 BoogieIcfgContainer [2025-03-08 21:56:47,700 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 21:56:47,704 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 21:56:47,704 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 21:56:47,707 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 21:56:47,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 09:56:47" (1/3) ... [2025-03-08 21:56:47,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4965c282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:56:47, skipping insertion in model container [2025-03-08 21:56:47,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:56:47" (2/3) ... [2025-03-08 21:56:47,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4965c282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:56:47, skipping insertion in model container [2025-03-08 21:56:47,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:56:47" (3/3) ... [2025-03-08 21:56:47,708 INFO L128 eAbstractionObserver]: Analyzing ICFG 04-mutex_05-lockfuns.i [2025-03-08 21:56:47,721 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 21:56:47,723 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 04-mutex_05-lockfuns.i that has 2 procedures, 67 locations, 1 initial locations, 0 loop locations, and 4 error locations. [2025-03-08 21:56:47,723 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-08 21:56:47,757 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2025-03-08 21:56:47,782 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 70 places, 66 transitions, 139 flow [2025-03-08 21:56:47,827 INFO L124 PetriNetUnfolderBase]: 0/65 cut-off events. [2025-03-08 21:56:47,828 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-08 21:56:47,830 INFO L83 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 65 events. 0/65 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/61 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2025-03-08 21:56:47,831 INFO L82 GeneralOperation]: Start removeDead. Operand has 70 places, 66 transitions, 139 flow [2025-03-08 21:56:47,837 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 64 places, 60 transitions, 123 flow [2025-03-08 21:56:47,842 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 21:56:47,851 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;@3fd90243, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 21:56:47,851 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2025-03-08 21:56:47,862 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-08 21:56:47,862 INFO L124 PetriNetUnfolderBase]: 0/31 cut-off events. [2025-03-08 21:56:47,862 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-08 21:56:47,862 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 21:56:47,862 INFO L206 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] [2025-03-08 21:56:47,863 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2025-03-08 21:56:47,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 21:56:47,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1549411524, now seen corresponding path program 1 times [2025-03-08 21:56:47,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 21:56:47,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494665389] [2025-03-08 21:56:47,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 21:56:47,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 21:56:47,940 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-03-08 21:56:47,949 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-03-08 21:56:47,949 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 21:56:47,950 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 21:56:48,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 21:56:48,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 21:56:48,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494665389] [2025-03-08 21:56:48,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494665389] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 21:56:48,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 21:56:48,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 21:56:48,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725830894] [2025-03-08 21:56:48,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 21:56:48,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 21:56:48,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 21:56:48,048 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 21:56:48,049 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 21:56:48,066 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 66 [2025-03-08 21:56:48,068 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 60 transitions, 123 flow. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 21:56:48,068 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 21:56:48,068 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 66 [2025-03-08 21:56:48,068 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 21:56:48,139 INFO L124 PetriNetUnfolderBase]: 31/215 cut-off events. [2025-03-08 21:56:48,139 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-08 21:56:48,141 INFO L83 FinitePrefix]: Finished finitePrefix Result has 299 conditions, 215 events. 31/215 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 927 event pairs, 13 based on Foata normal form. 0/197 useless extension candidates. Maximal degree in co-relation 276. Up to 44 conditions per place. [2025-03-08 21:56:48,142 INFO L140 encePairwiseOnDemand]: 58/66 looper letters, 17 selfloop transitions, 6 changer transitions 0/70 dead transitions. [2025-03-08 21:56:48,143 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 70 transitions, 189 flow [2025-03-08 21:56:48,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 21:56:48,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 21:56:48,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 181 transitions. [2025-03-08 21:56:48,151 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9141414141414141 [2025-03-08 21:56:48,152 INFO L175 Difference]: Start difference. First operand has 64 places, 60 transitions, 123 flow. Second operand 3 states and 181 transitions. [2025-03-08 21:56:48,153 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 70 transitions, 189 flow [2025-03-08 21:56:48,156 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 70 transitions, 188 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-08 21:56:48,158 INFO L231 Difference]: Finished difference. Result has 67 places, 66 transitions, 174 flow [2025-03-08 21:56:48,161 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=174, PETRI_PLACES=67, PETRI_TRANSITIONS=66} [2025-03-08 21:56:48,165 INFO L279 CegarLoopForPetriNet]: 64 programPoint places, 3 predicate places. [2025-03-08 21:56:48,165 INFO L471 AbstractCegarLoop]: Abstraction has has 67 places, 66 transitions, 174 flow [2025-03-08 21:56:48,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 21:56:48,166 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 21:56:48,166 INFO L206 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] [2025-03-08 21:56:48,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 21:56:48,166 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2025-03-08 21:56:48,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 21:56:48,167 INFO L85 PathProgramCache]: Analyzing trace with hash -28674109, now seen corresponding path program 1 times [2025-03-08 21:56:48,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 21:56:48,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360893844] [2025-03-08 21:56:48,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 21:56:48,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 21:56:48,185 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-08 21:56:48,198 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-08 21:56:48,198 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 21:56:48,198 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 21:56:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 21:56:48,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 21:56:48,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360893844] [2025-03-08 21:56:48,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360893844] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 21:56:48,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 21:56:48,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 21:56:48,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464113052] [2025-03-08 21:56:48,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 21:56:48,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 21:56:48,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 21:56:48,227 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 21:56:48,227 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 21:56:48,247 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 66 [2025-03-08 21:56:48,247 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 66 transitions, 174 flow. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 21:56:48,247 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 21:56:48,247 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 66 [2025-03-08 21:56:48,247 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 21:56:48,303 INFO L124 PetriNetUnfolderBase]: 46/271 cut-off events. [2025-03-08 21:56:48,303 INFO L125 PetriNetUnfolderBase]: For 89/94 co-relation queries the response was YES. [2025-03-08 21:56:48,304 INFO L83 FinitePrefix]: Finished finitePrefix Result has 476 conditions, 271 events. 46/271 cut-off events. For 89/94 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1345 event pairs, 21 based on Foata normal form. 3/258 useless extension candidates. Maximal degree in co-relation 452. Up to 86 conditions per place. [2025-03-08 21:56:48,305 INFO L140 encePairwiseOnDemand]: 60/66 looper letters, 16 selfloop transitions, 7 changer transitions 1/73 dead transitions. [2025-03-08 21:56:48,305 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 73 transitions, 246 flow [2025-03-08 21:56:48,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 21:56:48,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 21:56:48,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 176 transitions. [2025-03-08 21:56:48,306 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8888888888888888 [2025-03-08 21:56:48,306 INFO L175 Difference]: Start difference. First operand has 67 places, 66 transitions, 174 flow. Second operand 3 states and 176 transitions. [2025-03-08 21:56:48,306 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 73 transitions, 246 flow [2025-03-08 21:56:48,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 73 transitions, 230 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 21:56:48,308 INFO L231 Difference]: Finished difference. Result has 69 places, 71 transitions, 218 flow [2025-03-08 21:56:48,308 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=162, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=218, PETRI_PLACES=69, PETRI_TRANSITIONS=71} [2025-03-08 21:56:48,309 INFO L279 CegarLoopForPetriNet]: 64 programPoint places, 5 predicate places. [2025-03-08 21:56:48,309 INFO L471 AbstractCegarLoop]: Abstraction has has 69 places, 71 transitions, 218 flow [2025-03-08 21:56:48,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 21:56:48,309 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 21:56:48,309 INFO L206 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] [2025-03-08 21:56:48,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 21:56:48,309 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2025-03-08 21:56:48,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 21:56:48,310 INFO L85 PathProgramCache]: Analyzing trace with hash -465878207, now seen corresponding path program 1 times [2025-03-08 21:56:48,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 21:56:48,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923838576] [2025-03-08 21:56:48,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 21:56:48,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 21:56:48,317 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-08 21:56:48,320 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-08 21:56:48,320 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 21:56:48,320 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 21:56:48,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 21:56:48,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 21:56:48,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923838576] [2025-03-08 21:56:48,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923838576] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 21:56:48,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 21:56:48,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 21:56:48,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078064295] [2025-03-08 21:56:48,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 21:56:48,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 21:56:48,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 21:56:48,360 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 21:56:48,360 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 21:56:48,385 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 50 out of 66 [2025-03-08 21:56:48,385 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 71 transitions, 218 flow. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 21:56:48,385 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 21:56:48,385 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 50 of 66 [2025-03-08 21:56:48,386 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 21:56:48,426 INFO L124 PetriNetUnfolderBase]: 59/328 cut-off events. [2025-03-08 21:56:48,427 INFO L125 PetriNetUnfolderBase]: For 180/186 co-relation queries the response was YES. [2025-03-08 21:56:48,429 INFO L83 FinitePrefix]: Finished finitePrefix Result has 646 conditions, 328 events. 59/328 cut-off events. For 180/186 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1716 event pairs, 21 based on Foata normal form. 3/317 useless extension candidates. Maximal degree in co-relation 620. Up to 100 conditions per place. [2025-03-08 21:56:48,430 INFO L140 encePairwiseOnDemand]: 60/66 looper letters, 16 selfloop transitions, 7 changer transitions 7/78 dead transitions. [2025-03-08 21:56:48,431 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 78 transitions, 302 flow [2025-03-08 21:56:48,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 21:56:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 21:56:48,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 171 transitions. [2025-03-08 21:56:48,432 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8636363636363636 [2025-03-08 21:56:48,432 INFO L175 Difference]: Start difference. First operand has 69 places, 71 transitions, 218 flow. Second operand 3 states and 171 transitions. [2025-03-08 21:56:48,433 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 78 transitions, 302 flow [2025-03-08 21:56:48,436 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 78 transitions, 284 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 21:56:48,437 INFO L231 Difference]: Finished difference. Result has 71 places, 70 transitions, 236 flow [2025-03-08 21:56:48,437 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=71, PETRI_TRANSITIONS=70} [2025-03-08 21:56:48,437 INFO L279 CegarLoopForPetriNet]: 64 programPoint places, 7 predicate places. [2025-03-08 21:56:48,437 INFO L471 AbstractCegarLoop]: Abstraction has has 71 places, 70 transitions, 236 flow [2025-03-08 21:56:48,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 21:56:48,438 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 21:56:48,438 INFO L206 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] [2025-03-08 21:56:48,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 21:56:48,438 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2025-03-08 21:56:48,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 21:56:48,438 INFO L85 PathProgramCache]: Analyzing trace with hash -500725014, now seen corresponding path program 1 times [2025-03-08 21:56:48,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 21:56:48,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556538207] [2025-03-08 21:56:48,439 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 21:56:48,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 21:56:48,453 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 36 statements into 1 equivalence classes. [2025-03-08 21:56:48,457 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 36 of 36 statements. [2025-03-08 21:56:48,457 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 21:56:48,457 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 21:56:48,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 21:56:48,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 21:56:48,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556538207] [2025-03-08 21:56:48,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556538207] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 21:56:48,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 21:56:48,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 21:56:48,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870462845] [2025-03-08 21:56:48,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 21:56:48,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 21:56:48,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 21:56:48,550 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 21:56:48,550 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 21:56:48,565 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 66 [2025-03-08 21:56:48,566 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 70 transitions, 236 flow. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 21:56:48,566 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 21:56:48,566 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 66 [2025-03-08 21:56:48,566 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 21:56:48,580 INFO L124 PetriNetUnfolderBase]: 1/88 cut-off events. [2025-03-08 21:56:48,580 INFO L125 PetriNetUnfolderBase]: For 24/24 co-relation queries the response was YES. [2025-03-08 21:56:48,580 INFO L83 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 88 events. 1/88 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 82 event pairs, 1 based on Foata normal form. 2/90 useless extension candidates. Maximal degree in co-relation 115. Up to 8 conditions per place. [2025-03-08 21:56:48,580 INFO L140 encePairwiseOnDemand]: 62/66 looper letters, 0 selfloop transitions, 0 changer transitions 56/56 dead transitions. [2025-03-08 21:56:48,580 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 56 transitions, 162 flow [2025-03-08 21:56:48,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 21:56:48,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 21:56:48,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 185 transitions. [2025-03-08 21:56:48,582 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9343434343434344 [2025-03-08 21:56:48,582 INFO L175 Difference]: Start difference. First operand has 71 places, 70 transitions, 236 flow. Second operand 3 states and 185 transitions. [2025-03-08 21:56:48,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 56 transitions, 162 flow [2025-03-08 21:56:48,582 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 56 transitions, 126 flow, removed 8 selfloop flow, removed 8 redundant places. [2025-03-08 21:56:48,583 INFO L231 Difference]: Finished difference. Result has 61 places, 0 transitions, 0 flow [2025-03-08 21:56:48,583 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=66, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=61, PETRI_TRANSITIONS=0} [2025-03-08 21:56:48,583 INFO L279 CegarLoopForPetriNet]: 64 programPoint places, -3 predicate places. [2025-03-08 21:56:48,583 INFO L471 AbstractCegarLoop]: Abstraction has has 61 places, 0 transitions, 0 flow [2025-03-08 21:56:48,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 21:56:48,587 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2025-03-08 21:56:48,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2025-03-08 21:56:48,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2025-03-08 21:56:48,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2025-03-08 21:56:48,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2025-03-08 21:56:48,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2025-03-08 21:56:48,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2025-03-08 21:56:48,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 21:56:48,590 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-08 21:56:48,595 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-08 21:56:48,595 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 21:56:48,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 09:56:48 BasicIcfg [2025-03-08 21:56:48,601 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 21:56:48,603 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 21:56:48,603 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 21:56:48,603 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 21:56:48,604 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:56:47" (3/4) ... [2025-03-08 21:56:48,605 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-08 21:56:48,607 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure t_fun [2025-03-08 21:56:48,609 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-03-08 21:56:48,609 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-03-08 21:56:48,609 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-03-08 21:56:48,662 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-08 21:56:48,663 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-08 21:56:48,663 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 21:56:48,664 INFO L158 Benchmark]: Toolchain (without parser) took 1651.55ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 46.3MB in the end (delta: 65.8MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2025-03-08 21:56:48,664 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 201.3MB. Free memory is still 124.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 21:56:48,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.53ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 84.4MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 21:56:48,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.09ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 82.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 21:56:48,664 INFO L158 Benchmark]: Boogie Preprocessor took 13.31ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 81.9MB in the end (delta: 921.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 21:56:48,664 INFO L158 Benchmark]: IcfgBuilder took 236.50ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 68.1MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 21:56:48,664 INFO L158 Benchmark]: TraceAbstraction took 897.38ms. Allocated memory is still 142.6MB. Free memory was 67.6MB in the beginning and 51.6MB in the end (delta: 16.0MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2025-03-08 21:56:48,665 INFO L158 Benchmark]: Witness Printer took 59.81ms. Allocated memory is still 142.6MB. Free memory was 51.6MB in the beginning and 46.3MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 21:56:48,666 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 201.3MB. Free memory is still 124.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.53ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 84.4MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.09ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 82.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.31ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 81.9MB in the end (delta: 921.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 236.50ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 68.1MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 897.38ms. Allocated memory is still 142.6MB. Free memory was 67.6MB in the beginning and 51.6MB in the end (delta: 16.0MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Witness Printer took 59.81ms. Allocated memory is still 142.6MB. Free memory was 51.6MB in the beginning and 46.3MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 935]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 935]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 927]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 927]: 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 3 procedures, 91 locations, 90 edges, 7 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: 0.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 85 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 123 IncrementalHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 6 mSDtfsCounter, 123 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=236occurred in iteration=3, InterpolantAutomatonStates: 12, 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 119 NumberOfCodeBlocks, 119 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 115 ConstructedInterpolants, 0 QuantifiedInterpolants, 139 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-08 21:56:48,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE