./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 798a7b37 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/pthread-wmm/safe012_tso.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 8ab6224550afdc7bd147a853b67470808fdf25e83f86b697677572dc7a8a62dd --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 06:37:07,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 06:37:07,520 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-04 06:37:07,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 06:37:07,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 06:37:07,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 06:37:07,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 06:37:07,540 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 06:37:07,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 06:37:07,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 06:37:07,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 06:37:07,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 06:37:07,542 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 06:37:07,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 06:37:07,542 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 06:37:07,543 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 06:37:07,543 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 06:37:07,543 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 06:37:07,543 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 -> 8ab6224550afdc7bd147a853b67470808fdf25e83f86b697677572dc7a8a62dd [2025-03-04 06:37:07,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 06:37:07,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 06:37:07,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 06:37:07,794 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 06:37:07,795 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 06:37:07,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe012_tso.i [2025-03-04 06:37:09,011 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb0599f22/7081999c7c244b2c9f938a4e96f02220/FLAGc2c24c647 [2025-03-04 06:37:09,295 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 06:37:09,296 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe012_tso.i [2025-03-04 06:37:09,308 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb0599f22/7081999c7c244b2c9f938a4e96f02220/FLAGc2c24c647 [2025-03-04 06:37:09,319 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb0599f22/7081999c7c244b2c9f938a4e96f02220 [2025-03-04 06:37:09,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 06:37:09,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 06:37:09,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 06:37:09,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 06:37:09,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 06:37:09,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d81beb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09, skipping insertion in model container [2025-03-04 06:37:09,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,354 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 06:37:09,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 06:37:09,584 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 06:37:09,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 06:37:09,646 INFO L204 MainTranslator]: Completed translation [2025-03-04 06:37:09,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09 WrapperNode [2025-03-04 06:37:09,647 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 06:37:09,648 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 06:37:09,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 06:37:09,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 06:37:09,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,695 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 89 [2025-03-04 06:37:09,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 06:37:09,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 06:37:09,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 06:37:09,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 06:37:09,702 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,713 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 06:37:09,727 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 06:37:09,727 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 06:37:09,727 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 06:37:09,728 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (1/1) ... [2025-03-04 06:37:09,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 06:37:09,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 06:37:09,764 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) [2025-03-04 06:37:09,767 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 [2025-03-04 06:37:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-04 06:37:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 06:37:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2025-03-04 06:37:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2025-03-04 06:37:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2025-03-04 06:37:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2025-03-04 06:37:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2025-03-04 06:37:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2025-03-04 06:37:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-04 06:37:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-04 06:37:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 06:37:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 06:37:09,790 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-04 06:37:09,908 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 06:37:09,910 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 06:37:10,167 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-04 06:37:10,167 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 06:37:10,264 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 06:37:10,265 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 06:37:10,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 06:37:10 BoogieIcfgContainer [2025-03-04 06:37:10,266 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 06:37:10,267 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 06:37:10,267 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 06:37:10,271 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 06:37:10,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 06:37:09" (1/3) ... [2025-03-04 06:37:10,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22fcb8df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 06:37:10, skipping insertion in model container [2025-03-04 06:37:10,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 06:37:09" (2/3) ... [2025-03-04 06:37:10,272 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22fcb8df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 06:37:10, skipping insertion in model container [2025-03-04 06:37:10,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 06:37:10" (3/3) ... [2025-03-04 06:37:10,273 INFO L128 eAbstractionObserver]: Analyzing ICFG safe012_tso.i [2025-03-04 06:37:10,284 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 06:37:10,286 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. [2025-03-04 06:37:10,286 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-04 06:37:10,334 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-04 06:37:10,366 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 124 places, 117 transitions, 246 flow [2025-03-04 06:37:10,402 INFO L124 PetriNetUnfolderBase]: 3/114 cut-off events. [2025-03-04 06:37:10,404 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-04 06:37:10,408 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 136 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. [2025-03-04 06:37:10,408 INFO L82 GeneralOperation]: Start removeDead. Operand has 124 places, 117 transitions, 246 flow [2025-03-04 06:37:10,413 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 114 transitions, 237 flow [2025-03-04 06:37:10,420 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 06:37:10,429 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;@730ac8e2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 06:37:10,429 INFO L334 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2025-03-04 06:37:10,438 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-04 06:37:10,438 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2025-03-04 06:37:10,438 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-04 06:37:10,438 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-04 06:37:10,440 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] [2025-03-04 06:37:10,440 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err5ASSERT_VIOLATIONDATA_RACE === [P0Err5ASSERT_VIOLATIONDATA_RACE, P0Err4ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2025-03-04 06:37:10,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 06:37:10,445 INFO L85 PathProgramCache]: Analyzing trace with hash -72938774, now seen corresponding path program 1 times [2025-03-04 06:37:10,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 06:37:10,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965101065] [2025-03-04 06:37:10,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 06:37:10,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 06:37:10,519 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-03-04 06:37:10,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-03-04 06:37:10,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 06:37:10,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 06:37:10,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 06:37:10,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 06:37:10,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965101065] [2025-03-04 06:37:10,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965101065] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 06:37:10,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 06:37:10,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-03-04 06:37:10,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131698128] [2025-03-04 06:37:10,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 06:37:10,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 06:37:10,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 06:37:10,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 06:37:10,639 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 06:37:10,641 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 117 [2025-03-04 06:37:10,644 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) [2025-03-04 06:37:10,645 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-04 06:37:10,645 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 117 [2025-03-04 06:37:10,645 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-04 06:37:11,108 INFO L124 PetriNetUnfolderBase]: 1120/3912 cut-off events. [2025-03-04 06:37:11,108 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2025-03-04 06:37:11,123 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 38531 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. [2025-03-04 06:37:11,141 INFO L140 encePairwiseOnDemand]: 93/117 looper letters, 18 selfloop transitions, 0 changer transitions 0/88 dead transitions. [2025-03-04 06:37:11,141 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 88 transitions, 221 flow [2025-03-04 06:37:11,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 06:37:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2025-03-04 06:37:11,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 190 transitions. [2025-03-04 06:37:11,151 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.811965811965812 [2025-03-04 06:37:11,152 INFO L175 Difference]: Start difference. First operand has 121 places, 114 transitions, 237 flow. Second operand 2 states and 190 transitions. [2025-03-04 06:37:11,152 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 88 transitions, 221 flow [2025-03-04 06:37:11,156 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 88 transitions, 218 flow, removed 0 selfloop flow, removed 3 redundant places. [2025-03-04 06:37:11,158 INFO L231 Difference]: Finished difference. Result has 96 places, 88 transitions, 182 flow [2025-03-04 06:37:11,160 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} [2025-03-04 06:37:11,162 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -25 predicate places. [2025-03-04 06:37:11,163 INFO L471 AbstractCegarLoop]: Abstraction has has 96 places, 88 transitions, 182 flow [2025-03-04 06:37:11,163 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) [2025-03-04 06:37:11,163 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-04 06:37:11,163 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] [2025-03-04 06:37:11,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 06:37:11,163 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)] === [2025-03-04 06:37:11,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 06:37:11,164 INFO L85 PathProgramCache]: Analyzing trace with hash 189701679, now seen corresponding path program 1 times [2025-03-04 06:37:11,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 06:37:11,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011637266] [2025-03-04 06:37:11,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 06:37:11,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 06:37:11,174 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-03-04 06:37:11,187 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-03-04 06:37:11,187 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 06:37:11,187 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 06:37:11,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 06:37:11,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 06:37:11,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011637266] [2025-03-04 06:37:11,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011637266] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 06:37:11,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 06:37:11,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 06:37:11,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650025803] [2025-03-04 06:37:11,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 06:37:11,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 06:37:11,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 06:37:11,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 06:37:11,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 06:37:11,271 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 117 [2025-03-04 06:37:11,272 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) [2025-03-04 06:37:11,272 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-04 06:37:11,272 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 117 [2025-03-04 06:37:11,272 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-04 06:37:11,795 INFO L124 PetriNetUnfolderBase]: 1720/5565 cut-off events. [2025-03-04 06:37:11,795 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-04 06:37:11,805 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 53978 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. [2025-03-04 06:37:11,827 INFO L140 encePairwiseOnDemand]: 115/117 looper letters, 31 selfloop transitions, 1 changer transitions 0/99 dead transitions. [2025-03-04 06:37:11,827 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 99 transitions, 268 flow [2025-03-04 06:37:11,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 06:37:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-04 06:37:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 246 transitions. [2025-03-04 06:37:11,829 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7008547008547008 [2025-03-04 06:37:11,830 INFO L175 Difference]: Start difference. First operand has 96 places, 88 transitions, 182 flow. Second operand 3 states and 246 transitions. [2025-03-04 06:37:11,830 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 99 transitions, 268 flow [2025-03-04 06:37:11,830 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 99 transitions, 268 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-04 06:37:11,832 INFO L231 Difference]: Finished difference. Result has 97 places, 87 transitions, 182 flow [2025-03-04 06:37:11,833 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} [2025-03-04 06:37:11,833 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -24 predicate places. [2025-03-04 06:37:11,833 INFO L471 AbstractCegarLoop]: Abstraction has has 97 places, 87 transitions, 182 flow [2025-03-04 06:37:11,834 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) [2025-03-04 06:37:11,834 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-04 06:37:11,834 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] [2025-03-04 06:37:11,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 06:37:11,834 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)] === [2025-03-04 06:37:11,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 06:37:11,835 INFO L85 PathProgramCache]: Analyzing trace with hash 990586681, now seen corresponding path program 1 times [2025-03-04 06:37:11,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 06:37:11,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593185800] [2025-03-04 06:37:11,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 06:37:11,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 06:37:11,846 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-03-04 06:37:11,854 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-03-04 06:37:11,854 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 06:37:11,854 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 06:37:11,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 06:37:11,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 06:37:11,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593185800] [2025-03-04 06:37:11,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593185800] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 06:37:11,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 06:37:11,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 06:37:11,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384897512] [2025-03-04 06:37:11,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 06:37:11,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 06:37:11,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 06:37:11,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 06:37:11,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 06:37:11,936 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 117 [2025-03-04 06:37:11,937 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) [2025-03-04 06:37:11,937 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-04 06:37:11,937 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 117 [2025-03-04 06:37:11,937 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-04 06:37:12,349 INFO L124 PetriNetUnfolderBase]: 1720/4386 cut-off events. [2025-03-04 06:37:12,349 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-04 06:37:12,356 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 37624 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. [2025-03-04 06:37:12,359 INFO L140 encePairwiseOnDemand]: 115/117 looper letters, 0 selfloop transitions, 0 changer transitions 98/98 dead transitions. [2025-03-04 06:37:12,360 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 98 transitions, 268 flow [2025-03-04 06:37:12,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 06:37:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-04 06:37:12,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 246 transitions. [2025-03-04 06:37:12,361 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7008547008547008 [2025-03-04 06:37:12,361 INFO L175 Difference]: Start difference. First operand has 97 places, 87 transitions, 182 flow. Second operand 3 states and 246 transitions. [2025-03-04 06:37:12,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 98 transitions, 268 flow [2025-03-04 06:37:12,362 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 98 transitions, 267 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-04 06:37:12,363 INFO L231 Difference]: Finished difference. Result has 97 places, 0 transitions, 0 flow [2025-03-04 06:37:12,363 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} [2025-03-04 06:37:12,363 INFO L279 CegarLoopForPetriNet]: 121 programPoint places, -24 predicate places. [2025-03-04 06:37:12,363 INFO L471 AbstractCegarLoop]: Abstraction has has 97 places, 0 transitions, 0 flow [2025-03-04 06:37:12,366 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) [2025-03-04 06:37:12,369 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (40 of 41 remaining) [2025-03-04 06:37:12,371 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (39 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (38 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (37 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (36 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (35 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (34 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (33 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (32 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (31 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (30 of 41 remaining) [2025-03-04 06:37:12,372 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (29 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (28 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (27 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (26 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (25 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (23 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (22 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (19 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (18 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (14 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (13 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (12 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (11 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (10 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (9 of 41 remaining) [2025-03-04 06:37:12,373 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (8 of 41 remaining) [2025-03-04 06:37:12,374 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (7 of 41 remaining) [2025-03-04 06:37:12,374 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (6 of 41 remaining) [2025-03-04 06:37:12,374 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (5 of 41 remaining) [2025-03-04 06:37:12,374 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (4 of 41 remaining) [2025-03-04 06:37:12,374 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (3 of 41 remaining) [2025-03-04 06:37:12,374 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (2 of 41 remaining) [2025-03-04 06:37:12,374 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (1 of 41 remaining) [2025-03-04 06:37:12,374 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (0 of 41 remaining) [2025-03-04 06:37:12,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 06:37:12,374 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-04 06:37:12,380 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-04 06:37:12,381 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-04 06:37:12,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 06:37:12 BasicIcfg [2025-03-04 06:37:12,388 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-04 06:37:12,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 06:37:12,389 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 06:37:12,389 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 06:37:12,390 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 06:37:10" (3/4) ... [2025-03-04 06:37:12,391 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-04 06:37:12,393 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure P0 [2025-03-04 06:37:12,393 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure P1 [2025-03-04 06:37:12,393 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure P2 [2025-03-04 06:37:12,398 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2025-03-04 06:37:12,398 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-03-04 06:37:12,398 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-03-04 06:37:12,399 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-04 06:37:12,459 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-04 06:37:12,460 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-04 06:37:12,460 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 06:37:12,460 INFO L158 Benchmark]: Toolchain (without parser) took 3137.93ms. Allocated memory was 167.8MB in the beginning and 327.2MB in the end (delta: 159.4MB). Free memory was 121.0MB in the beginning and 201.3MB in the end (delta: -80.3MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. [2025-03-04 06:37:12,461 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory is still 118.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 06:37:12,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.08ms. Allocated memory is still 167.8MB. Free memory was 121.0MB in the beginning and 100.8MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 06:37:12,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.01ms. Allocated memory is still 167.8MB. Free memory was 100.8MB in the beginning and 98.8MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 06:37:12,462 INFO L158 Benchmark]: Boogie Preprocessor took 29.41ms. Allocated memory is still 167.8MB. Free memory was 98.8MB in the beginning and 97.9MB in the end (delta: 898.3kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 06:37:12,462 INFO L158 Benchmark]: IcfgBuilder took 539.25ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 69.6MB in the end (delta: 28.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-04 06:37:12,462 INFO L158 Benchmark]: TraceAbstraction took 2120.54ms. Allocated memory was 167.8MB in the beginning and 327.2MB in the end (delta: 159.4MB). Free memory was 68.7MB in the beginning and 206.8MB in the end (delta: -138.1MB). Peak memory consumption was 184.0MB. Max. memory is 16.1GB. [2025-03-04 06:37:12,463 INFO L158 Benchmark]: Witness Printer took 71.31ms. Allocated memory is still 327.2MB. Free memory was 206.8MB in the beginning and 201.3MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 06:37:12,463 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 201.3MB. Free memory is still 118.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.08ms. Allocated memory is still 167.8MB. Free memory was 121.0MB in the beginning and 100.8MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.01ms. Allocated memory is still 167.8MB. Free memory was 100.8MB in the beginning and 98.8MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.41ms. Allocated memory is still 167.8MB. Free memory was 98.8MB in the beginning and 97.9MB in the end (delta: 898.3kB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 539.25ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 69.6MB in the end (delta: 28.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2120.54ms. Allocated memory was 167.8MB in the beginning and 327.2MB in the end (delta: 159.4MB). Free memory was 68.7MB in the beginning and 206.8MB in the end (delta: -138.1MB). Peak memory consumption was 184.0MB. Max. memory is 16.1GB. * Witness Printer took 71.31ms. Allocated memory is still 327.2MB. Free memory was 206.8MB in the beginning and 201.3MB 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: 2.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.2s 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, 0.2s 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! [2025-03-04 06:37:12,485 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