./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.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 c983783f5358911c3fbbb6a10a3bc1f70631f1803357161b1c0bc876f490a9b5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 05:52:11,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 05:52:11,867 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-19 05:52:11,873 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 05:52:11,875 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 05:52:11,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 05:52:11,893 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 05:52:11,893 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 05:52:11,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 05:52:11,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 05:52:11,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 05:52:11,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 05:52:11,896 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 05:52:11,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 05:52:11,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 05:52:11,900 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 05:52:11,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 05:52:11,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 05:52:11,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 05:52:11,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 05:52:11,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 05:52:11,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 05:52:11,902 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-19 05:52:11,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 05:52:11,902 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 05:52:11,903 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 05:52:11,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 05:52:11,904 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 05:52:11,904 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 05:52:11,904 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 05:52:11,904 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 05:52:11,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 05:52:11,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 05:52:11,905 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 05:52:11,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 05:52:11,906 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 05:52:11,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 05:52:11,906 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 05:52:11,907 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 05:52:11,907 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 05:52:11,907 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 05:52:11,907 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c983783f5358911c3fbbb6a10a3bc1f70631f1803357161b1c0bc876f490a9b5 [2024-11-19 05:52:12,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 05:52:12,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 05:52:12,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 05:52:12,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 05:52:12,125 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 05:52:12,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i [2024-11-19 05:52:13,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 05:52:13,535 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 05:52:13,536 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i [2024-11-19 05:52:13,551 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd4da70cd/16f02e7539674d498e630d65a33eb020/FLAG1ef3bd755 [2024-11-19 05:52:13,907 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd4da70cd/16f02e7539674d498e630d65a33eb020 [2024-11-19 05:52:13,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 05:52:13,909 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 05:52:13,911 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 05:52:13,911 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 05:52:13,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 05:52:13,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:52:13" (1/1) ... [2024-11-19 05:52:13,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b131ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:13, skipping insertion in model container [2024-11-19 05:52:13,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:52:13" (1/1) ... [2024-11-19 05:52:13,954 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 05:52:14,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 05:52:14,223 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 05:52:14,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 05:52:14,289 INFO L204 MainTranslator]: Completed translation [2024-11-19 05:52:14,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14 WrapperNode [2024-11-19 05:52:14,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 05:52:14,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 05:52:14,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 05:52:14,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 05:52:14,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,330 INFO L138 Inliner]: procedures = 162, calls = 30, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 90 [2024-11-19 05:52:14,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 05:52:14,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 05:52:14,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 05:52:14,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 05:52:14,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,349 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,361 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 05:52:14,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 05:52:14,361 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 05:52:14,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 05:52:14,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (1/1) ... [2024-11-19 05:52:14,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 05:52:14,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 05:52:14,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 05:52:14,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 05:52:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-19 05:52:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 05:52:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-19 05:52:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-19 05:52:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-19 05:52:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-19 05:52:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 05:52:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 05:52:14,444 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-19 05:52:14,533 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 05:52:14,534 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 05:52:14,670 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-19 05:52:14,670 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 05:52:14,709 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 05:52:14,710 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 05:52:14,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:52:14 BoogieIcfgContainer [2024-11-19 05:52:14,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 05:52:14,712 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 05:52:14,714 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 05:52:14,716 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 05:52:14,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:52:13" (1/3) ... [2024-11-19 05:52:14,717 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba49a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:52:14, skipping insertion in model container [2024-11-19 05:52:14,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:14" (2/3) ... [2024-11-19 05:52:14,717 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba49a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:52:14, skipping insertion in model container [2024-11-19 05:52:14,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:52:14" (3/3) ... [2024-11-19 05:52:14,719 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_true.i [2024-11-19 05:52:14,731 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 05:52:14,731 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-19 05:52:14,731 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-19 05:52:14,767 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-19 05:52:14,792 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 99 places, 99 transitions, 205 flow [2024-11-19 05:52:14,850 INFO L124 PetriNetUnfolderBase]: 4/98 cut-off events. [2024-11-19 05:52:14,850 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-19 05:52:14,867 INFO L83 FinitePrefix]: Finished finitePrefix Result has 103 conditions, 98 events. 4/98 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 42 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2024-11-19 05:52:14,867 INFO L82 GeneralOperation]: Start removeDead. Operand has 99 places, 99 transitions, 205 flow [2024-11-19 05:52:14,874 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 85 places, 85 transitions, 173 flow [2024-11-19 05:52:14,881 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 05:52:14,886 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;@5b995a6a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 05:52:14,886 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-19 05:52:14,892 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-19 05:52:14,893 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2024-11-19 05:52:14,893 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-19 05:52:14,893 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:52:14,896 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:52:14,896 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2024-11-19 05:52:14,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:52:14,900 INFO L85 PathProgramCache]: Analyzing trace with hash 769354745, now seen corresponding path program 1 times [2024-11-19 05:52:14,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:52:14,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661067953] [2024-11-19 05:52:14,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:52:14,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:52:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:52:15,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:52:15,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:52:15,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661067953] [2024-11-19 05:52:15,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661067953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:52:15,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:52:15,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:52:15,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701130098] [2024-11-19 05:52:15,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:52:15,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:52:15,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:52:15,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:52:15,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:52:15,139 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 99 [2024-11-19 05:52:15,142 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 85 transitions, 173 flow. Second operand has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 05:52:15,143 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:52:15,143 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 99 [2024-11-19 05:52:15,143 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:52:15,207 INFO L124 PetriNetUnfolderBase]: 16/149 cut-off events. [2024-11-19 05:52:15,208 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-19 05:52:15,209 INFO L83 FinitePrefix]: Finished finitePrefix Result has 199 conditions, 149 events. 16/149 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 318 event pairs, 8 based on Foata normal form. 8/149 useless extension candidates. Maximal degree in co-relation 152. Up to 25 conditions per place. [2024-11-19 05:52:15,211 INFO L140 encePairwiseOnDemand]: 89/99 looper letters, 11 selfloop transitions, 4 changer transitions 3/77 dead transitions. [2024-11-19 05:52:15,211 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 77 transitions, 187 flow [2024-11-19 05:52:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:52:15,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:52:15,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 246 transitions. [2024-11-19 05:52:15,222 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8282828282828283 [2024-11-19 05:52:15,223 INFO L175 Difference]: Start difference. First operand has 85 places, 85 transitions, 173 flow. Second operand 3 states and 246 transitions. [2024-11-19 05:52:15,224 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 77 transitions, 187 flow [2024-11-19 05:52:15,226 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 77 transitions, 186 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 05:52:15,228 INFO L231 Difference]: Finished difference. Result has 80 places, 72 transitions, 154 flow [2024-11-19 05:52:15,230 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=154, PETRI_PLACES=80, PETRI_TRANSITIONS=72} [2024-11-19 05:52:15,233 INFO L277 CegarLoopForPetriNet]: 85 programPoint places, -5 predicate places. [2024-11-19 05:52:15,233 INFO L471 AbstractCegarLoop]: Abstraction has has 80 places, 72 transitions, 154 flow [2024-11-19 05:52:15,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 05:52:15,233 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:52:15,234 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:52:15,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 05:52:15,234 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2024-11-19 05:52:15,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:52:15,235 INFO L85 PathProgramCache]: Analyzing trace with hash 281461201, now seen corresponding path program 1 times [2024-11-19 05:52:15,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:52:15,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139000791] [2024-11-19 05:52:15,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:52:15,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:52:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:52:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:52:15,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:52:15,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139000791] [2024-11-19 05:52:15,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139000791] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:52:15,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:52:15,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:52:15,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937060297] [2024-11-19 05:52:15,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:52:15,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:52:15,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:52:15,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:52:15,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:52:15,363 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 99 [2024-11-19 05:52:15,364 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 72 transitions, 154 flow. Second operand has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 05:52:15,364 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:52:15,364 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 99 [2024-11-19 05:52:15,364 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:52:15,405 INFO L124 PetriNetUnfolderBase]: 20/147 cut-off events. [2024-11-19 05:52:15,405 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-19 05:52:15,405 INFO L83 FinitePrefix]: Finished finitePrefix Result has 216 conditions, 147 events. 20/147 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 328 event pairs, 16 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 172. Up to 45 conditions per place. [2024-11-19 05:52:15,406 INFO L140 encePairwiseOnDemand]: 96/99 looper letters, 14 selfloop transitions, 2 changer transitions 0/73 dead transitions. [2024-11-19 05:52:15,406 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 73 transitions, 188 flow [2024-11-19 05:52:15,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:52:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:52:15,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 242 transitions. [2024-11-19 05:52:15,409 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8148148148148148 [2024-11-19 05:52:15,409 INFO L175 Difference]: Start difference. First operand has 80 places, 72 transitions, 154 flow. Second operand 3 states and 242 transitions. [2024-11-19 05:52:15,409 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 73 transitions, 188 flow [2024-11-19 05:52:15,411 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 73 transitions, 180 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 05:52:15,412 INFO L231 Difference]: Finished difference. Result has 76 places, 71 transitions, 148 flow [2024-11-19 05:52:15,413 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=148, PETRI_PLACES=76, PETRI_TRANSITIONS=71} [2024-11-19 05:52:15,413 INFO L277 CegarLoopForPetriNet]: 85 programPoint places, -9 predicate places. [2024-11-19 05:52:15,414 INFO L471 AbstractCegarLoop]: Abstraction has has 76 places, 71 transitions, 148 flow [2024-11-19 05:52:15,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 05:52:15,414 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:52:15,414 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:52:15,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 05:52:15,415 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2024-11-19 05:52:15,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:52:15,416 INFO L85 PathProgramCache]: Analyzing trace with hash 523890621, now seen corresponding path program 1 times [2024-11-19 05:52:15,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:52:15,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617351440] [2024-11-19 05:52:15,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:52:15,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:52:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:52:15,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:52:15,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:52:15,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617351440] [2024-11-19 05:52:15,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617351440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:52:15,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:52:15,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:52:15,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522839009] [2024-11-19 05:52:15,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:52:15,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:52:15,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:52:15,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:52:15,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:52:15,504 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 99 [2024-11-19 05:52:15,504 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 71 transitions, 148 flow. Second operand has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 05:52:15,505 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:52:15,505 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 99 [2024-11-19 05:52:15,505 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:52:15,531 INFO L124 PetriNetUnfolderBase]: 16/140 cut-off events. [2024-11-19 05:52:15,531 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-19 05:52:15,532 INFO L83 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 140 events. 16/140 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 290 event pairs, 14 based on Foata normal form. 3/139 useless extension candidates. Maximal degree in co-relation 152. Up to 40 conditions per place. [2024-11-19 05:52:15,535 INFO L140 encePairwiseOnDemand]: 97/99 looper letters, 0 selfloop transitions, 0 changer transitions 72/72 dead transitions. [2024-11-19 05:52:15,535 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 72 transitions, 178 flow [2024-11-19 05:52:15,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:52:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:52:15,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 240 transitions. [2024-11-19 05:52:15,537 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8080808080808081 [2024-11-19 05:52:15,537 INFO L175 Difference]: Start difference. First operand has 76 places, 71 transitions, 148 flow. Second operand 3 states and 240 transitions. [2024-11-19 05:52:15,537 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 72 transitions, 178 flow [2024-11-19 05:52:15,538 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 72 transitions, 174 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 05:52:15,538 INFO L231 Difference]: Finished difference. Result has 75 places, 0 transitions, 0 flow [2024-11-19 05:52:15,538 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=75, PETRI_TRANSITIONS=0} [2024-11-19 05:52:15,539 INFO L277 CegarLoopForPetriNet]: 85 programPoint places, -10 predicate places. [2024-11-19 05:52:15,539 INFO L471 AbstractCegarLoop]: Abstraction has has 75 places, 0 transitions, 0 flow [2024-11-19 05:52:15,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 05:52:15,541 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2024-11-19 05:52:15,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 8 remaining) [2024-11-19 05:52:15,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2024-11-19 05:52:15,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2024-11-19 05:52:15,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2024-11-19 05:52:15,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2024-11-19 05:52:15,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2024-11-19 05:52:15,543 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2024-11-19 05:52:15,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 05:52:15,543 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-19 05:52:15,547 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-19 05:52:15,547 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 05:52:15,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:52:15 BasicIcfg [2024-11-19 05:52:15,553 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 05:52:15,554 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 05:52:15,555 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 05:52:15,555 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 05:52:15,555 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:52:14" (3/4) ... [2024-11-19 05:52:15,556 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-19 05:52:15,559 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-19 05:52:15,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-19 05:52:15,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-19 05:52:15,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-19 05:52:15,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-19 05:52:15,624 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 05:52:15,625 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-19 05:52:15,625 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 05:52:15,627 INFO L158 Benchmark]: Toolchain (without parser) took 1715.72ms. Allocated memory is still 192.9MB. Free memory was 120.7MB in the beginning and 91.4MB in the end (delta: 29.3MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-11-19 05:52:15,627 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 121.6MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 05:52:15,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.87ms. Allocated memory is still 192.9MB. Free memory was 120.7MB in the beginning and 98.5MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-19 05:52:15,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.99ms. Allocated memory is still 192.9MB. Free memory was 98.5MB in the beginning and 96.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 05:52:15,627 INFO L158 Benchmark]: Boogie Preprocessor took 30.12ms. Allocated memory is still 192.9MB. Free memory was 96.0MB in the beginning and 95.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 05:52:15,628 INFO L158 Benchmark]: RCFGBuilder took 349.18ms. Allocated memory is still 192.9MB. Free memory was 95.0MB in the beginning and 78.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-19 05:52:15,628 INFO L158 Benchmark]: TraceAbstraction took 841.43ms. Allocated memory is still 192.9MB. Free memory was 77.7MB in the beginning and 96.6MB in the end (delta: -18.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 05:52:15,628 INFO L158 Benchmark]: Witness Printer took 70.81ms. Allocated memory is still 192.9MB. Free memory was 96.6MB in the beginning and 91.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 05:52:15,629 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 121.6MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.87ms. Allocated memory is still 192.9MB. Free memory was 120.7MB in the beginning and 98.5MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.99ms. Allocated memory is still 192.9MB. Free memory was 98.5MB in the beginning and 96.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.12ms. Allocated memory is still 192.9MB. Free memory was 96.0MB in the beginning and 95.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 349.18ms. Allocated memory is still 192.9MB. Free memory was 95.0MB in the beginning and 78.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 841.43ms. Allocated memory is still 192.9MB. Free memory was 77.7MB in the beginning and 96.6MB in the end (delta: -18.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 70.81ms. Allocated memory is still 192.9MB. Free memory was 96.6MB in the beginning and 91.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 139 locations, 8 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 93 IncrementalHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 2 mSDtfsCounter, 93 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=173occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 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 - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-19 05:52:15,650 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