./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-wmm/safe012_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe012_tso.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 8ab6224550afdc7bd147a853b67470808fdf25e83f86b697677572dc7a8a62dd --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 05:23:36,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 05:23:36,356 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-02-08 05:23:36,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 05:23:36,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 05:23:36,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 05:23:36,396 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 05:23:36,396 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 05:23:36,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 05:23:36,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 05:23:36,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 05:23:36,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 05:23:36,398 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:23:36,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 05:23:36,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 05:23:36,398 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-jdk21/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 -> 8ab6224550afdc7bd147a853b67470808fdf25e83f86b697677572dc7a8a62dd [2025-02-08 05:23:36,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 05:23:36,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 05:23:36,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 05:23:36,689 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 05:23:36,693 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 05:23:36,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe012_tso.i [2025-02-08 05:23:37,957 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b71d4d5b8/aa014c0243b9421eb4b768179ad50553/FLAG9ecb33a9a [2025-02-08 05:23:38,313 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 05:23:38,314 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe012_tso.i [2025-02-08 05:23:38,337 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b71d4d5b8/aa014c0243b9421eb4b768179ad50553/FLAG9ecb33a9a [2025-02-08 05:23:38,528 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b71d4d5b8/aa014c0243b9421eb4b768179ad50553 [2025-02-08 05:23:38,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 05:23:38,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 05:23:38,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 05:23:38,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 05:23:38,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 05:23:38,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da11f90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38, skipping insertion in model container [2025-02-08 05:23:38,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,553 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 05:23:38,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:23:38,742 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 05:23:38,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:23:38,806 INFO L204 MainTranslator]: Completed translation [2025-02-08 05:23:38,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38 WrapperNode [2025-02-08 05:23:38,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 05:23:38,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 05:23:38,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 05:23:38,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 05:23:38,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,839 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 89 [2025-02-08 05:23:38,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 05:23:38,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 05:23:38,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 05:23:38,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 05:23:38,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,853 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,857 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 05:23:38,860 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 05:23:38,860 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 05:23:38,860 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 05:23:38,863 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (1/1) ... [2025-02-08 05:23:38,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:23:38,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 05:23:38,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 05:23:38,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 05:23:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-02-08 05:23:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 05:23:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2025-02-08 05:23:38,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2025-02-08 05:23:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2025-02-08 05:23:38,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2025-02-08 05:23:38,920 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2025-02-08 05:23:38,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2025-02-08 05:23:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-02-08 05:23:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-02-08 05:23:38,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 05:23:38,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 05:23:38,922 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-08 05:23:39,017 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 05:23:39,018 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 05:23:39,248 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 05:23:39,248 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 05:23:39,371 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 05:23:39,371 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 05:23:39,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:23:39 BoogieIcfgContainer [2025-02-08 05:23:39,372 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 05:23:39,375 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 05:23:39,375 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 05:23:39,380 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 05:23:39,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 05:23:38" (1/3) ... [2025-02-08 05:23:39,381 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c52289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:23:39, skipping insertion in model container [2025-02-08 05:23:39,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:23:38" (2/3) ... [2025-02-08 05:23:39,381 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c52289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:23:39, skipping insertion in model container [2025-02-08 05:23:39,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:23:39" (3/3) ... [2025-02-08 05:23:39,383 INFO L128 eAbstractionObserver]: Analyzing ICFG safe012_tso.i [2025-02-08 05:23:39,397 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 05:23:39,400 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG safe012_tso.i that has 4 procedures, 115 locations, 1 initial locations, 0 loop locations, and 23 error locations. [2025-02-08 05:23:39,400 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 05:23:39,453 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-08 05:23:39,479 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 124 places, 117 transitions, 246 flow [2025-02-08 05:23:39,527 INFO L124 PetriNetUnfolderBase]: 3/114 cut-off events. [2025-02-08 05:23:39,529 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:23:39,533 INFO L83 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 114 events. 3/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 133 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 96. Up to 2 conditions per place. [2025-02-08 05:23:39,533 INFO L82 GeneralOperation]: Start removeDead. Operand has 124 places, 117 transitions, 246 flow [2025-02-08 05:23:39,536 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 114 transitions, 237 flow [2025-02-08 05:23:39,541 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 05:23:39,549 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;@67ee5e03, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 05:23:39,549 INFO L334 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2025-02-08 05:23:39,554 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 05:23:39,554 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2025-02-08 05:23:39,554 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:23:39,555 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:23:39,555 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] [2025-02-08 05:23:39,555 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err5ASSERT_VIOLATIONDATA_RACE === [P0Err5ASSERT_VIOLATIONDATA_RACE, P0Err4ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2025-02-08 05:23:39,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:23:39,559 INFO L85 PathProgramCache]: Analyzing trace with hash -2080406888, now seen corresponding path program 1 times [2025-02-08 05:23:39,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:23:39,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778727696] [2025-02-08 05:23:39,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:23:39,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:23:39,621 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-02-08 05:23:39,628 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-02-08 05:23:39,628 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:23:39,628 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:23:39,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:23:39,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:23:39,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778727696] [2025-02-08 05:23:39,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778727696] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:23:39,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:23:39,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-02-08 05:23:39,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192124383] [2025-02-08 05:23:39,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:23:39,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-08 05:23:39,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:23:39,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-08 05:23:39,693 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 05:23:39,695 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 117 [2025-02-08 05:23:39,697 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 114 transitions, 237 flow. Second operand has 2 states, 2 states have (on average 75.0) internal successors, (150), 2 states have internal predecessors, (150), 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) [2025-02-08 05:23:39,697 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:23:39,697 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 117 [2025-02-08 05:23:39,697 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:23:40,236 INFO L124 PetriNetUnfolderBase]: 1120/3912 cut-off events. [2025-02-08 05:23:40,236 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2025-02-08 05:23:40,250 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5629 conditions, 3912 events. 1120/3912 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 182. Compared 38590 event pairs, 1120 based on Foata normal form. 344/3923 useless extension candidates. Maximal degree in co-relation 5599. Up to 1651 conditions per place. [2025-02-08 05:23:40,264 INFO L140 encePairwiseOnDemand]: 93/117 looper letters, 18 selfloop transitions, 0 changer transitions 0/88 dead transitions. [2025-02-08 05:23:40,265 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 88 transitions, 221 flow [2025-02-08 05:23:40,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-08 05:23:40,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2025-02-08 05:23:40,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 190 transitions. [2025-02-08 05:23:40,276 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.811965811965812 [2025-02-08 05:23:40,277 INFO L175 Difference]: Start difference. First operand has 121 places, 114 transitions, 237 flow. Second operand 2 states and 190 transitions. [2025-02-08 05:23:40,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 88 transitions, 221 flow [2025-02-08 05:23:40,280 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 88 transitions, 218 flow, removed 0 selfloop flow, removed 3 redundant places. [2025-02-08 05:23:40,284 INFO L231 Difference]: Finished difference. Result has 96 places, 88 transitions, 182 flow [2025-02-08 05:23:40,286 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=117, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=182, PETRI_PLACES=96, PETRI_TRANSITIONS=88} [2025-02-08 05:23:40,288 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -25 predicate places. [2025-02-08 05:23:40,289 INFO L471 AbstractCegarLoop]: Abstraction has has 96 places, 88 transitions, 182 flow [2025-02-08 05:23:40,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 75.0) internal successors, (150), 2 states have internal predecessors, (150), 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) [2025-02-08 05:23:40,289 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:23:40,290 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, 1, 1, 1, 1, 1] [2025-02-08 05:23:40,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 05:23:40,290 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [P0Err5ASSERT_VIOLATIONDATA_RACE, P0Err4ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2025-02-08 05:23:40,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:23:40,291 INFO L85 PathProgramCache]: Analyzing trace with hash -491838109, now seen corresponding path program 1 times [2025-02-08 05:23:40,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:23:40,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787339040] [2025-02-08 05:23:40,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:23:40,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:23:40,309 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-02-08 05:23:40,323 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-02-08 05:23:40,324 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:23:40,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:23:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:23:40,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:23:40,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787339040] [2025-02-08 05:23:40,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787339040] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:23:40,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:23:40,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:23:40,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277745398] [2025-02-08 05:23:40,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:23:40,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:23:40,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:23:40,397 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:23:40,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:23:40,400 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 117 [2025-02-08 05:23:40,401 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 88 transitions, 182 flow. Second operand has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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) [2025-02-08 05:23:40,402 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:23:40,402 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 117 [2025-02-08 05:23:40,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:23:40,846 INFO L124 PetriNetUnfolderBase]: 1720/5565 cut-off events. [2025-02-08 05:23:40,847 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:23:40,857 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8130 conditions, 5565 events. 1720/5565 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 179. Compared 54082 event pairs, 520 based on Foata normal form. 0/5170 useless extension candidates. Maximal degree in co-relation 8127. Up to 1700 conditions per place. [2025-02-08 05:23:40,873 INFO L140 encePairwiseOnDemand]: 115/117 looper letters, 31 selfloop transitions, 1 changer transitions 0/99 dead transitions. [2025-02-08 05:23:40,873 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 99 transitions, 268 flow [2025-02-08 05:23:40,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 05:23:40,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 05:23:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 246 transitions. [2025-02-08 05:23:40,875 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7008547008547008 [2025-02-08 05:23:40,875 INFO L175 Difference]: Start difference. First operand has 96 places, 88 transitions, 182 flow. Second operand 3 states and 246 transitions. [2025-02-08 05:23:40,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 99 transitions, 268 flow [2025-02-08 05:23:40,876 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 99 transitions, 268 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-08 05:23:40,877 INFO L231 Difference]: Finished difference. Result has 97 places, 87 transitions, 182 flow [2025-02-08 05:23:40,877 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=117, PETRI_DIFFERENCE_MINUEND_FLOW=180, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=182, PETRI_PLACES=97, PETRI_TRANSITIONS=87} [2025-02-08 05:23:40,878 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -24 predicate places. [2025-02-08 05:23:40,878 INFO L471 AbstractCegarLoop]: Abstraction has has 97 places, 87 transitions, 182 flow [2025-02-08 05:23:40,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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) [2025-02-08 05:23:40,878 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:23:40,879 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:23:40,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 05:23:40,879 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [P0Err5ASSERT_VIOLATIONDATA_RACE, P0Err4ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2025-02-08 05:23:40,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:23:40,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1124433411, now seen corresponding path program 1 times [2025-02-08 05:23:40,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:23:40,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49406943] [2025-02-08 05:23:40,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:23:40,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:23:40,890 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-02-08 05:23:40,897 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-02-08 05:23:40,897 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:23:40,897 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:23:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 05:23:40,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:23:40,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49406943] [2025-02-08 05:23:40,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49406943] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:23:40,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:23:40,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:23:40,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870598827] [2025-02-08 05:23:40,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:23:40,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:23:40,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:23:40,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:23:40,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:23:40,937 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 117 [2025-02-08 05:23:40,937 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 87 transitions, 182 flow. Second operand has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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) [2025-02-08 05:23:40,937 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:23:40,937 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 117 [2025-02-08 05:23:40,937 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:23:41,260 INFO L124 PetriNetUnfolderBase]: 1720/4386 cut-off events. [2025-02-08 05:23:41,260 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:23:41,269 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6953 conditions, 4386 events. 1720/4386 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 176. Compared 37758 event pairs, 1120 based on Foata normal form. 0/4179 useless extension candidates. Maximal degree in co-relation 6949. Up to 1651 conditions per place. [2025-02-08 05:23:41,273 INFO L140 encePairwiseOnDemand]: 115/117 looper letters, 0 selfloop transitions, 0 changer transitions 98/98 dead transitions. [2025-02-08 05:23:41,273 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 98 transitions, 268 flow [2025-02-08 05:23:41,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 05:23:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 05:23:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 246 transitions. [2025-02-08 05:23:41,275 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7008547008547008 [2025-02-08 05:23:41,275 INFO L175 Difference]: Start difference. First operand has 97 places, 87 transitions, 182 flow. Second operand 3 states and 246 transitions. [2025-02-08 05:23:41,275 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 98 transitions, 268 flow [2025-02-08 05:23:41,276 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 98 transitions, 267 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-02-08 05:23:41,276 INFO L231 Difference]: Finished difference. Result has 97 places, 0 transitions, 0 flow [2025-02-08 05:23:41,276 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=117, PETRI_DIFFERENCE_MINUEND_FLOW=179, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=97, PETRI_TRANSITIONS=0} [2025-02-08 05:23:41,277 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -24 predicate places. [2025-02-08 05:23:41,277 INFO L471 AbstractCegarLoop]: Abstraction has has 97 places, 0 transitions, 0 flow [2025-02-08 05:23:41,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.66666666666667) internal successors, (221), 3 states have internal predecessors, (221), 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) [2025-02-08 05:23:41,279 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (40 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (39 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (38 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (37 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (36 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (35 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (34 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (33 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (32 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (31 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (30 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (29 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (28 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (27 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (26 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (25 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (23 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (22 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 41 remaining) [2025-02-08 05:23:41,280 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (19 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (18 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (14 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (13 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (12 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (11 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (10 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (9 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (8 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (7 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (6 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (5 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (4 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (3 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (2 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (1 of 41 remaining) [2025-02-08 05:23:41,281 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (0 of 41 remaining) [2025-02-08 05:23:41,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 05:23:41,282 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-08 05:23:41,286 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-02-08 05:23:41,286 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 05:23:41,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 05:23:41 BasicIcfg [2025-02-08 05:23:41,290 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 05:23:41,290 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 05:23:41,290 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 05:23:41,290 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 05:23:41,291 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:23:39" (3/4) ... [2025-02-08 05:23:41,292 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 05:23:41,294 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure P0 [2025-02-08 05:23:41,294 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure P1 [2025-02-08 05:23:41,294 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure P2 [2025-02-08 05:23:41,297 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2025-02-08 05:23:41,297 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-02-08 05:23:41,297 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-08 05:23:41,297 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 05:23:41,350 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 05:23:41,350 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 05:23:41,351 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 05:23:41,351 INFO L158 Benchmark]: Toolchain (without parser) took 2819.95ms. Allocated memory was 201.3MB in the beginning and 436.2MB in the end (delta: 234.9MB). Free memory was 153.5MB in the beginning and 173.9MB in the end (delta: -20.5MB). Peak memory consumption was 210.4MB. Max. memory is 16.1GB. [2025-02-08 05:23:41,351 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 226.5MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:23:41,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.29ms. Allocated memory is still 201.3MB. Free memory was 153.5MB in the beginning and 133.1MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 05:23:41,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.28ms. Allocated memory is still 201.3MB. Free memory was 133.1MB in the beginning and 131.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 05:23:41,352 INFO L158 Benchmark]: Boogie Preprocessor took 19.14ms. Allocated memory is still 201.3MB. Free memory was 131.8MB in the beginning and 130.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:23:41,352 INFO L158 Benchmark]: IcfgBuilder took 511.93ms. Allocated memory is still 201.3MB. Free memory was 130.1MB in the beginning and 101.4MB in the end (delta: 28.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-08 05:23:41,352 INFO L158 Benchmark]: TraceAbstraction took 1915.30ms. Allocated memory was 201.3MB in the beginning and 436.2MB in the end (delta: 234.9MB). Free memory was 100.6MB in the beginning and 179.5MB in the end (delta: -78.9MB). Peak memory consumption was 160.1MB. Max. memory is 16.1GB. [2025-02-08 05:23:41,353 INFO L158 Benchmark]: Witness Printer took 60.48ms. Allocated memory is still 436.2MB. Free memory was 179.5MB in the beginning and 173.9MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:23:41,354 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 226.5MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.29ms. Allocated memory is still 201.3MB. Free memory was 153.5MB in the beginning and 133.1MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.28ms. Allocated memory is still 201.3MB. Free memory was 133.1MB in the beginning and 131.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.14ms. Allocated memory is still 201.3MB. Free memory was 131.8MB in the beginning and 130.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 511.93ms. Allocated memory is still 201.3MB. Free memory was 130.1MB in the beginning and 101.4MB in the end (delta: 28.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1915.30ms. Allocated memory was 201.3MB in the beginning and 436.2MB in the end (delta: 234.9MB). Free memory was 100.6MB in the beginning and 179.5MB in the end (delta: -78.9MB). Peak memory consumption was 160.1MB. Max. memory is 16.1GB. * Witness Printer took 60.48ms. Allocated memory is still 436.2MB. Free memory was 179.5MB in the beginning and 173.9MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 730]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 730]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 742]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 745]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 750]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 750]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 757]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 757]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 760]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 765]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 765]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 787]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 787]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 789]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 795]: 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, 157 locations, 41 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: 1.8s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 115 IncrementalHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2 mSDtfsCounter, 115 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=237occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 0.1s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 23 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 05:23:41,370 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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