./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version c7c6ca5d 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/pthread-C-DAC/pthread-demo-datarace-3.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 44de34ccc7195f8ba562241ad79de4cb2add35f6ad2c59de465184820d6f6382 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 06:49:06,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:49:06,456 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-09 06:49:06,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:49:06,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:49:06,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:49:06,500 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:49:06,500 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:49:06,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:49:06,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:49:06,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 06:49:06,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 06:49:06,503 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 06:49:06,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:49:06,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:49:06,505 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:49:06,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:49:06,506 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:49:06,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:49:06,507 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:49:06,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:49:06,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:49:06,511 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 06:49:06,511 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:49:06,511 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 06:49:06,512 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:49:06,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:49:06,512 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:49:06,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:49:06,513 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:49:06,513 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:49:06,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 06:49:06,514 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:49:06,514 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:49:06,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:49:06,514 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 06:49:06,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:49:06,515 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:49:06,515 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 06:49:06,515 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 06:49:06,516 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:49:06,516 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44de34ccc7195f8ba562241ad79de4cb2add35f6ad2c59de465184820d6f6382 [2024-11-09 06:49:06,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:49:06,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:49:06,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:49:06,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:49:06,799 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:49:06,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-3.i [2024-11-09 06:49:08,287 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:49:08,555 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:49:08,556 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-3.i [2024-11-09 06:49:08,577 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645362c13/b80ac68a62de40d68dc4558e3dee775c/FLAGf20cc7581 [2024-11-09 06:49:08,594 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645362c13/b80ac68a62de40d68dc4558e3dee775c [2024-11-09 06:49:08,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:49:08,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:49:08,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:49:08,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:49:08,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:49:08,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:49:08" (1/1) ... [2024-11-09 06:49:08,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163b381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:08, skipping insertion in model container [2024-11-09 06:49:08,609 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:49:08" (1/1) ... [2024-11-09 06:49:08,690 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:49:09,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:49:09,165 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:49:09,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:49:09,299 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:49:09,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09 WrapperNode [2024-11-09 06:49:09,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:49:09,302 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:49:09,302 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:49:09,302 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:49:09,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,331 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,363 INFO L138 Inliner]: procedures = 364, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 126 [2024-11-09 06:49:09,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:49:09,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:49:09,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:49:09,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:49:09,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:49:09,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:49:09,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:49:09,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:49:09,411 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (1/1) ... [2024-11-09 06:49:09,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 06:49:09,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 06:49:09,451 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) [2024-11-09 06:49:09,454 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 [2024-11-09 06:49:09,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 06:49:09,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 06:49:09,499 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2024-11-09 06:49:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2024-11-09 06:49:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:49:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:49:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:49:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:49:09,502 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 06:49:09,654 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:49:09,656 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:49:09,888 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 06:49:09,889 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:49:09,961 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:49:09,961 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 06:49:09,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:49:09 BoogieIcfgContainer [2024-11-09 06:49:09,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:49:09,964 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:49:09,965 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:49:09,968 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:49:09,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:49:08" (1/3) ... [2024-11-09 06:49:09,970 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d260b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:49:09, skipping insertion in model container [2024-11-09 06:49:09,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:49:09" (2/3) ... [2024-11-09 06:49:09,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d260b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:49:09, skipping insertion in model container [2024-11-09 06:49:09,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:49:09" (3/3) ... [2024-11-09 06:49:09,977 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-3.i [2024-11-09 06:49:09,994 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:49:09,995 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-09 06:49:09,995 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 06:49:10,042 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-09 06:49:10,086 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 148 places, 152 transitions, 311 flow [2024-11-09 06:49:10,159 INFO L124 PetriNetUnfolderBase]: 8/151 cut-off events. [2024-11-09 06:49:10,159 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-09 06:49:10,165 INFO L83 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 151 events. 8/151 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 88 event pairs, 0 based on Foata normal form. 0/137 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2024-11-09 06:49:10,167 INFO L82 GeneralOperation]: Start removeDead. Operand has 148 places, 152 transitions, 311 flow [2024-11-09 06:49:10,174 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 139 places, 143 transitions, 292 flow [2024-11-09 06:49:10,188 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:49:10,197 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;@2b18ec15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:49:10,198 INFO L334 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-11-09 06:49:10,221 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-09 06:49:10,222 INFO L124 PetriNetUnfolderBase]: 2/88 cut-off events. [2024-11-09 06:49:10,222 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-09 06:49:10,222 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 06:49:10,223 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:49:10,224 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread_function_dataraceErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-09 06:49:10,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:49:10,230 INFO L85 PathProgramCache]: Analyzing trace with hash -382966987, now seen corresponding path program 1 times [2024-11-09 06:49:10,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 06:49:10,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052620350] [2024-11-09 06:49:10,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:49:10,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:49:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:49:10,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:49:10,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 06:49:10,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052620350] [2024-11-09 06:49:10,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052620350] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:49:10,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:49:10,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-09 06:49:10,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685783980] [2024-11-09 06:49:10,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:49:10,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:49:10,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 06:49:10,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:49:10,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:49:10,597 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 134 out of 152 [2024-11-09 06:49:10,600 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 143 transitions, 292 flow. Second operand has 2 states, 2 states have (on average 135.0) internal successors, (270), 2 states have internal predecessors, (270), 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) [2024-11-09 06:49:10,601 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 06:49:10,601 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 134 of 152 [2024-11-09 06:49:10,602 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 06:49:10,662 INFO L124 PetriNetUnfolderBase]: 5/145 cut-off events. [2024-11-09 06:49:10,663 INFO L125 PetriNetUnfolderBase]: For 6/8 co-relation queries the response was YES. [2024-11-09 06:49:10,664 INFO L83 FinitePrefix]: Finished finitePrefix Result has 161 conditions, 145 events. 5/145 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 114 event pairs, 2 based on Foata normal form. 10/147 useless extension candidates. Maximal degree in co-relation 64. Up to 11 conditions per place. [2024-11-09 06:49:10,665 INFO L140 encePairwiseOnDemand]: 142/152 looper letters, 5 selfloop transitions, 0 changer transitions 3/130 dead transitions. [2024-11-09 06:49:10,665 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 130 transitions, 276 flow [2024-11-09 06:49:10,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:49:10,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-09 06:49:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 283 transitions. [2024-11-09 06:49:10,680 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.930921052631579 [2024-11-09 06:49:10,683 INFO L175 Difference]: Start difference. First operand has 139 places, 143 transitions, 292 flow. Second operand 2 states and 283 transitions. [2024-11-09 06:49:10,684 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 130 transitions, 276 flow [2024-11-09 06:49:10,689 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 130 transitions, 272 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 06:49:10,692 INFO L231 Difference]: Finished difference. Result has 131 places, 127 transitions, 256 flow [2024-11-09 06:49:10,695 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=262, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=256, PETRI_PLACES=131, PETRI_TRANSITIONS=127} [2024-11-09 06:49:10,700 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -8 predicate places. [2024-11-09 06:49:10,701 INFO L471 AbstractCegarLoop]: Abstraction has has 131 places, 127 transitions, 256 flow [2024-11-09 06:49:10,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 135.0) internal successors, (270), 2 states have internal predecessors, (270), 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) [2024-11-09 06:49:10,702 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 06:49:10,702 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:49:10,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:49:10,703 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-09 06:49:10,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:49:10,703 INFO L85 PathProgramCache]: Analyzing trace with hash 315123456, now seen corresponding path program 1 times [2024-11-09 06:49:10,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 06:49:10,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857041047] [2024-11-09 06:49:10,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:49:10,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:49:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:49:10,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:49:10,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 06:49:10,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857041047] [2024-11-09 06:49:10,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857041047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:49:10,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:49:10,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:49:10,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378412680] [2024-11-09 06:49:10,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:49:10,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:49:10,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 06:49:10,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:49:10,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:49:10,947 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 152 [2024-11-09 06:49:10,948 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 127 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 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) [2024-11-09 06:49:10,948 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 06:49:10,948 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 152 [2024-11-09 06:49:10,948 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 06:49:11,022 INFO L124 PetriNetUnfolderBase]: 11/166 cut-off events. [2024-11-09 06:49:11,022 INFO L125 PetriNetUnfolderBase]: For 1/8 co-relation queries the response was YES. [2024-11-09 06:49:11,024 INFO L83 FinitePrefix]: Finished finitePrefix Result has 199 conditions, 166 events. 11/166 cut-off events. For 1/8 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 254 event pairs, 5 based on Foata normal form. 3/160 useless extension candidates. Maximal degree in co-relation 196. Up to 21 conditions per place. [2024-11-09 06:49:11,024 INFO L140 encePairwiseOnDemand]: 149/152 looper letters, 11 selfloop transitions, 2 changer transitions 0/131 dead transitions. [2024-11-09 06:49:11,025 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 131 transitions, 290 flow [2024-11-09 06:49:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:49:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 06:49:11,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 404 transitions. [2024-11-09 06:49:11,030 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8859649122807017 [2024-11-09 06:49:11,030 INFO L175 Difference]: Start difference. First operand has 131 places, 127 transitions, 256 flow. Second operand 3 states and 404 transitions. [2024-11-09 06:49:11,030 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 131 transitions, 290 flow [2024-11-09 06:49:11,031 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 131 transitions, 290 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 06:49:11,036 INFO L231 Difference]: Finished difference. Result has 131 places, 128 transitions, 268 flow [2024-11-09 06:49:11,037 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=256, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=268, PETRI_PLACES=131, PETRI_TRANSITIONS=128} [2024-11-09 06:49:11,037 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -8 predicate places. [2024-11-09 06:49:11,038 INFO L471 AbstractCegarLoop]: Abstraction has has 131 places, 128 transitions, 268 flow [2024-11-09 06:49:11,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 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) [2024-11-09 06:49:11,038 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 06:49:11,039 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:49:11,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:49:11,039 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-09 06:49:11,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:49:11,040 INFO L85 PathProgramCache]: Analyzing trace with hash 694312022, now seen corresponding path program 1 times [2024-11-09 06:49:11,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 06:49:11,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596650973] [2024-11-09 06:49:11,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:49:11,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:49:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:49:11,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:49:11,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 06:49:11,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596650973] [2024-11-09 06:49:11,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596650973] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:49:11,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103753165] [2024-11-09 06:49:11,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:49:11,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:49:11,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 06:49:11,224 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:49:11,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:49:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:49:11,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:49:11,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:49:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 06:49:11,430 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:49:11,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103753165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:49:11,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:49:11,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-11-09 06:49:11,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258006579] [2024-11-09 06:49:11,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:49:11,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:49:11,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 06:49:11,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:49:11,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:49:11,448 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 152 [2024-11-09 06:49:11,449 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 128 transitions, 268 flow. Second operand has 3 states, 3 states have (on average 130.66666666666666) internal successors, (392), 3 states have internal predecessors, (392), 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) [2024-11-09 06:49:11,450 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 06:49:11,450 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 152 [2024-11-09 06:49:11,450 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 06:49:11,515 INFO L124 PetriNetUnfolderBase]: 29/236 cut-off events. [2024-11-09 06:49:11,516 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-09 06:49:11,517 INFO L83 FinitePrefix]: Finished finitePrefix Result has 317 conditions, 236 events. 29/236 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 505 event pairs, 12 based on Foata normal form. 5/237 useless extension candidates. Maximal degree in co-relation 312. Up to 41 conditions per place. [2024-11-09 06:49:11,520 INFO L140 encePairwiseOnDemand]: 149/152 looper letters, 12 selfloop transitions, 2 changer transitions 0/132 dead transitions. [2024-11-09 06:49:11,520 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 132 transitions, 304 flow [2024-11-09 06:49:11,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:49:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 06:49:11,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 399 transitions. [2024-11-09 06:49:11,527 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.875 [2024-11-09 06:49:11,527 INFO L175 Difference]: Start difference. First operand has 131 places, 128 transitions, 268 flow. Second operand 3 states and 399 transitions. [2024-11-09 06:49:11,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 132 transitions, 304 flow [2024-11-09 06:49:11,528 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 132 transitions, 302 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 06:49:11,530 INFO L231 Difference]: Finished difference. Result has 133 places, 129 transitions, 278 flow [2024-11-09 06:49:11,531 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=266, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=278, PETRI_PLACES=133, PETRI_TRANSITIONS=129} [2024-11-09 06:49:11,533 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -6 predicate places. [2024-11-09 06:49:11,533 INFO L471 AbstractCegarLoop]: Abstraction has has 133 places, 129 transitions, 278 flow [2024-11-09 06:49:11,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 130.66666666666666) internal successors, (392), 3 states have internal predecessors, (392), 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) [2024-11-09 06:49:11,535 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 06:49:11,535 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:49:11,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 06:49:11,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:49:11,740 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-09 06:49:11,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:49:11,741 INFO L85 PathProgramCache]: Analyzing trace with hash 857916625, now seen corresponding path program 1 times [2024-11-09 06:49:11,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 06:49:11,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688109045] [2024-11-09 06:49:11,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:49:11,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:49:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:49:11,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 06:49:11,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 06:49:11,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688109045] [2024-11-09 06:49:11,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688109045] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:49:11,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980801618] [2024-11-09 06:49:11,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:49:11,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:49:11,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 06:49:11,950 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:49:11,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 06:49:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:49:12,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:49:12,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:49:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 06:49:12,108 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:49:12,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980801618] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:49:12,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:49:12,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-11-09 06:49:12,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870854759] [2024-11-09 06:49:12,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:49:12,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:49:12,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 06:49:12,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:49:12,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:49:12,122 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 152 [2024-11-09 06:49:12,123 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 129 transitions, 278 flow. Second operand has 3 states, 3 states have (on average 130.33333333333334) internal successors, (391), 3 states have internal predecessors, (391), 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) [2024-11-09 06:49:12,123 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 06:49:12,123 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 152 [2024-11-09 06:49:12,123 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 06:49:12,160 INFO L124 PetriNetUnfolderBase]: 16/203 cut-off events. [2024-11-09 06:49:12,160 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-09 06:49:12,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 266 conditions, 203 events. 16/203 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 357 event pairs, 6 based on Foata normal form. 1/201 useless extension candidates. Maximal degree in co-relation 260. Up to 25 conditions per place. [2024-11-09 06:49:12,162 INFO L140 encePairwiseOnDemand]: 146/152 looper letters, 0 selfloop transitions, 0 changer transitions 129/129 dead transitions. [2024-11-09 06:49:12,162 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 129 transitions, 298 flow [2024-11-09 06:49:12,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:49:12,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 06:49:12,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 396 transitions. [2024-11-09 06:49:12,164 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.868421052631579 [2024-11-09 06:49:12,164 INFO L175 Difference]: Start difference. First operand has 133 places, 129 transitions, 278 flow. Second operand 3 states and 396 transitions. [2024-11-09 06:49:12,164 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 129 transitions, 298 flow [2024-11-09 06:49:12,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 129 transitions, 296 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 06:49:12,167 INFO L231 Difference]: Finished difference. Result has 132 places, 0 transitions, 0 flow [2024-11-09 06:49:12,167 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=132, PETRI_TRANSITIONS=0} [2024-11-09 06:49:12,168 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -7 predicate places. [2024-11-09 06:49:12,168 INFO L471 AbstractCegarLoop]: Abstraction has has 132 places, 0 transitions, 0 flow [2024-11-09 06:49:12,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 130.33333333333334) internal successors, (391), 3 states have internal predecessors, (391), 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) [2024-11-09 06:49:12,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2024-11-09 06:49:12,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2024-11-09 06:49:12,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (6 of 9 remaining) [2024-11-09 06:49:12,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2024-11-09 06:49:12,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 9 remaining) [2024-11-09 06:49:12,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread_function_dataraceErr0ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2024-11-09 06:49:12,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread_function_dataraceErr1ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2024-11-09 06:49:12,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread_function_dataraceErr0ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2024-11-09 06:49:12,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread_function_dataraceErr1ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2024-11-09 06:49:12,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 06:49:12,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-11-09 06:49:12,374 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-09 06:49:12,381 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 06:49:12,381 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:49:12,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:49:12 BasicIcfg [2024-11-09 06:49:12,387 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:49:12,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:49:12,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:49:12,388 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:49:12,389 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:49:09" (3/4) ... [2024-11-09 06:49:12,391 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 06:49:12,394 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread_function_datarace [2024-11-09 06:49:12,399 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-09 06:49:12,400 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 06:49:12,400 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 06:49:12,400 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 06:49:12,499 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-09 06:49:12,500 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-09 06:49:12,500 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:49:12,501 INFO L158 Benchmark]: Toolchain (without parser) took 3900.73ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 91.1MB in the beginning and 115.7MB in the end (delta: -24.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 06:49:12,501 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:49:12,501 INFO L158 Benchmark]: CACSL2BoogieTranslator took 698.77ms. Allocated memory is still 161.5MB. Free memory was 90.9MB in the beginning and 96.1MB in the end (delta: -5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 06:49:12,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.88ms. Allocated memory is still 161.5MB. Free memory was 96.1MB in the beginning and 93.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:49:12,502 INFO L158 Benchmark]: Boogie Preprocessor took 45.12ms. Allocated memory is still 161.5MB. Free memory was 93.2MB in the beginning and 91.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:49:12,502 INFO L158 Benchmark]: RCFGBuilder took 552.15ms. Allocated memory is still 161.5MB. Free memory was 91.5MB in the beginning and 129.9MB in the end (delta: -38.4MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-09 06:49:12,502 INFO L158 Benchmark]: TraceAbstraction took 2422.87ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 129.5MB in the beginning and 120.9MB in the end (delta: 8.6MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2024-11-09 06:49:12,503 INFO L158 Benchmark]: Witness Printer took 112.12ms. Allocated memory is still 197.1MB. Free memory was 120.9MB in the beginning and 115.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:49:12,505 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 698.77ms. Allocated memory is still 161.5MB. Free memory was 90.9MB in the beginning and 96.1MB in the end (delta: -5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.88ms. Allocated memory is still 161.5MB. Free memory was 96.1MB in the beginning and 93.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.12ms. Allocated memory is still 161.5MB. Free memory was 93.2MB in the beginning and 91.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 552.15ms. Allocated memory is still 161.5MB. Free memory was 91.5MB in the beginning and 129.9MB in the end (delta: -38.4MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2422.87ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 129.5MB in the beginning and 120.9MB in the end (delta: 8.6MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Witness Printer took 112.12ms. Allocated memory is still 197.1MB. Free memory was 120.9MB in the beginning and 115.7MB 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: 1355]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1355]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1362]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1363]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1328]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1333]: 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, 164 locations, 9 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: 2.3s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 58 IncrementalHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 10 mSDtfsCounter, 58 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 235 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=292occurred in iteration=0, InterpolantAutomatonStates: 11, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 624 NumberOfCodeBlocks, 624 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 618 ConstructedInterpolants, 0 QuantifiedInterpolants, 656 SizeOfPredicates, 0 NumberOfNonLiveVariables, 418 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 4/6 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 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-09 06:49:12,530 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