./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 09:31:22,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 09:31:22,993 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-02-06 09:31:22,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 09:31:22,996 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 09:31:23,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 09:31:23,010 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 09:31:23,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 09:31:23,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 09:31:23,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 09:31:23,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 09:31:23,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 09:31:23,011 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 09:31:23,012 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 09:31:23,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 09:31:23,012 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 [2025-02-06 09:31:23,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 09:31:23,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 09:31:23,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 09:31:23,215 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 09:31:23,215 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 09:31:23,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2025-02-06 09:31:24,506 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/149779125/00d1f836197c40e0927b7ec22532aeed/FLAG419e8ee45 [2025-02-06 09:31:24,783 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 09:31:24,783 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2025-02-06 09:31:24,816 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/149779125/00d1f836197c40e0927b7ec22532aeed/FLAG419e8ee45 [2025-02-06 09:31:25,104 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/149779125/00d1f836197c40e0927b7ec22532aeed [2025-02-06 09:31:25,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 09:31:25,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 09:31:25,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 09:31:25,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 09:31:25,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 09:31:25,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d57fddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25, skipping insertion in model container [2025-02-06 09:31:25,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,137 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 09:31:25,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 09:31:25,293 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 09:31:25,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 09:31:25,324 INFO L204 MainTranslator]: Completed translation [2025-02-06 09:31:25,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25 WrapperNode [2025-02-06 09:31:25,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 09:31:25,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 09:31:25,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 09:31:25,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 09:31:25,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,367 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 351 [2025-02-06 09:31:25,367 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 09:31:25,368 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 09:31:25,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 09:31:25,368 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 09:31:25,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,396 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 09:31:25,405 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 09:31:25,405 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 09:31:25,405 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 09:31:25,406 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (1/1) ... [2025-02-06 09:31:25,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 09:31:25,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 09:31:25,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 09:31:25,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 09:31:25,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 09:31:25,460 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-02-06 09:31:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-02-06 09:31:25,460 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-02-06 09:31:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-02-06 09:31:25,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-02-06 09:31:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-02-06 09:31:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-02-06 09:31:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-02-06 09:31:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 09:31:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 09:31:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 09:31:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-02-06 09:31:25,462 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-06 09:31:25,537 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 09:31:25,538 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 09:31:26,018 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-06 09:31:26,019 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 09:31:26,325 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 09:31:26,325 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 09:31:26,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 09:31:26 BoogieIcfgContainer [2025-02-06 09:31:26,326 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 09:31:26,327 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 09:31:26,327 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 09:31:26,330 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 09:31:26,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 09:31:25" (1/3) ... [2025-02-06 09:31:26,331 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d0c9f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 09:31:26, skipping insertion in model container [2025-02-06 09:31:26,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 09:31:25" (2/3) ... [2025-02-06 09:31:26,331 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d0c9f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 09:31:26, skipping insertion in model container [2025-02-06 09:31:26,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 09:31:26" (3/3) ... [2025-02-06 09:31:26,332 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-counter-fun.wvr.c [2025-02-06 09:31:26,343 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 09:31:26,348 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-counter-fun.wvr.c that has 3 procedures, 250 locations, 1 initial locations, 4 loop locations, and 52 error locations. [2025-02-06 09:31:26,348 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-06 09:31:26,502 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-02-06 09:31:26,531 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 256 places, 260 transitions, 534 flow [2025-02-06 09:31:26,597 INFO L124 PetriNetUnfolderBase]: 11/258 cut-off events. [2025-02-06 09:31:26,598 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-02-06 09:31:26,602 INFO L83 FinitePrefix]: Finished finitePrefix Result has 267 conditions, 258 events. 11/258 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 446 event pairs, 0 based on Foata normal form. 0/195 useless extension candidates. Maximal degree in co-relation 201. Up to 2 conditions per place. [2025-02-06 09:31:26,602 INFO L82 GeneralOperation]: Start removeDead. Operand has 256 places, 260 transitions, 534 flow [2025-02-06 09:31:26,606 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 238 places, 241 transitions, 494 flow [2025-02-06 09:31:26,611 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 09:31:26,619 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;@46c89085, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 09:31:26,619 INFO L334 AbstractCegarLoop]: Starting to check reachability of 96 error locations. [2025-02-06 09:31:26,623 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-06 09:31:26,623 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2025-02-06 09:31:26,623 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-06 09:31:26,623 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:26,624 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:26,624 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:26,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:26,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1938113868, now seen corresponding path program 1 times [2025-02-06 09:31:26,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:26,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60823299] [2025-02-06 09:31:26,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:26,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:26,684 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-02-06 09:31:26,691 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-02-06 09:31:26,691 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:26,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:26,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:26,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:26,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60823299] [2025-02-06 09:31:26,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60823299] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:26,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:26,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:26,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453746366] [2025-02-06 09:31:26,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:26,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:26,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:26,753 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:26,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:26,773 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 260 [2025-02-06 09:31:26,776 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 241 transitions, 494 flow. Second operand has 3 states, 3 states have (on average 198.33333333333334) internal successors, (595), 3 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:26,776 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:26,776 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 260 [2025-02-06 09:31:26,777 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:26,878 INFO L124 PetriNetUnfolderBase]: 15/243 cut-off events. [2025-02-06 09:31:26,878 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES. [2025-02-06 09:31:26,879 INFO L83 FinitePrefix]: Finished finitePrefix Result has 291 conditions, 243 events. 15/243 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 371 event pairs, 8 based on Foata normal form. 4/222 useless extension candidates. Maximal degree in co-relation 183. Up to 31 conditions per place. [2025-02-06 09:31:26,885 INFO L140 encePairwiseOnDemand]: 211/260 looper letters, 11 selfloop transitions, 2 changer transitions 4/194 dead transitions. [2025-02-06 09:31:26,885 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 199 places, 194 transitions, 426 flow [2025-02-06 09:31:26,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:26,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 651 transitions. [2025-02-06 09:31:26,904 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8346153846153846 [2025-02-06 09:31:26,905 INFO L175 Difference]: Start difference. First operand has 238 places, 241 transitions, 494 flow. Second operand 3 states and 651 transitions. [2025-02-06 09:31:26,906 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 199 places, 194 transitions, 426 flow [2025-02-06 09:31:26,909 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 194 transitions, 418 flow, removed 0 selfloop flow, removed 4 redundant places. [2025-02-06 09:31:26,912 INFO L231 Difference]: Finished difference. Result has 195 places, 190 transitions, 388 flow [2025-02-06 09:31:26,914 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=392, PETRI_DIFFERENCE_MINUEND_PLACES=193, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=194, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=192, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=388, PETRI_PLACES=195, PETRI_TRANSITIONS=190} [2025-02-06 09:31:26,916 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -43 predicate places. [2025-02-06 09:31:26,916 INFO L471 AbstractCegarLoop]: Abstraction has has 195 places, 190 transitions, 388 flow [2025-02-06 09:31:26,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.33333333333334) internal successors, (595), 3 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:26,917 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:26,917 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:26,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 09:31:26,917 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:26,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:26,918 INFO L85 PathProgramCache]: Analyzing trace with hash -892175855, now seen corresponding path program 1 times [2025-02-06 09:31:26,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:26,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110785973] [2025-02-06 09:31:26,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:26,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:26,943 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-02-06 09:31:26,947 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-02-06 09:31:26,948 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:26,948 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:26,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:26,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:26,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110785973] [2025-02-06 09:31:26,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110785973] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:26,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:26,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:26,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769742519] [2025-02-06 09:31:26,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:26,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:26,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:26,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:26,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:26,982 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 260 [2025-02-06 09:31:26,983 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 195 places, 190 transitions, 388 flow. Second operand has 3 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:26,983 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:26,983 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 260 [2025-02-06 09:31:26,983 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:27,052 INFO L124 PetriNetUnfolderBase]: 11/221 cut-off events. [2025-02-06 09:31:27,052 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2025-02-06 09:31:27,053 INFO L83 FinitePrefix]: Finished finitePrefix Result has 251 conditions, 221 events. 11/221 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 272 event pairs, 3 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 221. Up to 21 conditions per place. [2025-02-06 09:31:27,053 INFO L140 encePairwiseOnDemand]: 257/260 looper letters, 10 selfloop transitions, 2 changer transitions 0/189 dead transitions. [2025-02-06 09:31:27,053 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 189 transitions, 410 flow [2025-02-06 09:31:27,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:27,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 607 transitions. [2025-02-06 09:31:27,055 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7782051282051282 [2025-02-06 09:31:27,056 INFO L175 Difference]: Start difference. First operand has 195 places, 190 transitions, 388 flow. Second operand 3 states and 607 transitions. [2025-02-06 09:31:27,056 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 189 transitions, 410 flow [2025-02-06 09:31:27,057 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 190 places, 189 transitions, 406 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 09:31:27,058 INFO L231 Difference]: Finished difference. Result has 190 places, 189 transitions, 386 flow [2025-02-06 09:31:27,059 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=188, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=189, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=187, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=386, PETRI_PLACES=190, PETRI_TRANSITIONS=189} [2025-02-06 09:31:27,059 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -48 predicate places. [2025-02-06 09:31:27,059 INFO L471 AbstractCegarLoop]: Abstraction has has 190 places, 189 transitions, 386 flow [2025-02-06 09:31:27,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:27,060 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:27,060 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:27,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 09:31:27,060 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:27,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:27,061 INFO L85 PathProgramCache]: Analyzing trace with hash 691860352, now seen corresponding path program 1 times [2025-02-06 09:31:27,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:27,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882735794] [2025-02-06 09:31:27,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:27,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:27,070 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-02-06 09:31:27,073 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-02-06 09:31:27,074 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:27,074 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:27,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:27,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:27,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882735794] [2025-02-06 09:31:27,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882735794] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:27,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:27,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:27,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695926870] [2025-02-06 09:31:27,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:27,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:27,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:27,096 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:27,096 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:27,108 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 260 [2025-02-06 09:31:27,109 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 189 transitions, 386 flow. Second operand has 3 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:27,109 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:27,110 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 260 [2025-02-06 09:31:27,110 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:27,170 INFO L124 PetriNetUnfolderBase]: 11/220 cut-off events. [2025-02-06 09:31:27,171 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2025-02-06 09:31:27,171 INFO L83 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 220 events. 11/220 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 274 event pairs, 3 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 212. Up to 21 conditions per place. [2025-02-06 09:31:27,172 INFO L140 encePairwiseOnDemand]: 257/260 looper letters, 10 selfloop transitions, 2 changer transitions 0/188 dead transitions. [2025-02-06 09:31:27,172 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 188 transitions, 408 flow [2025-02-06 09:31:27,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 607 transitions. [2025-02-06 09:31:27,174 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7782051282051282 [2025-02-06 09:31:27,174 INFO L175 Difference]: Start difference. First operand has 190 places, 189 transitions, 386 flow. Second operand 3 states and 607 transitions. [2025-02-06 09:31:27,174 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 188 transitions, 408 flow [2025-02-06 09:31:27,175 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 188 transitions, 404 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 09:31:27,177 INFO L231 Difference]: Finished difference. Result has 189 places, 188 transitions, 384 flow [2025-02-06 09:31:27,177 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=380, PETRI_DIFFERENCE_MINUEND_PLACES=187, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=188, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=384, PETRI_PLACES=189, PETRI_TRANSITIONS=188} [2025-02-06 09:31:27,178 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -49 predicate places. [2025-02-06 09:31:27,178 INFO L471 AbstractCegarLoop]: Abstraction has has 189 places, 188 transitions, 384 flow [2025-02-06 09:31:27,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:27,178 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:27,179 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:27,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 09:31:27,179 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:27,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:27,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1807456055, now seen corresponding path program 1 times [2025-02-06 09:31:27,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:27,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643637541] [2025-02-06 09:31:27,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:27,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:27,185 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-02-06 09:31:27,189 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-02-06 09:31:27,189 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:27,189 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:27,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:27,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:27,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643637541] [2025-02-06 09:31:27,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643637541] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:27,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:27,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:27,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245548514] [2025-02-06 09:31:27,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:27,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:27,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:27,210 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:27,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:27,218 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 202 out of 260 [2025-02-06 09:31:27,219 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 188 transitions, 384 flow. Second operand has 3 states, 3 states have (on average 203.0) internal successors, (609), 3 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:27,219 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:27,219 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 202 of 260 [2025-02-06 09:31:27,219 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:27,267 INFO L124 PetriNetUnfolderBase]: 11/219 cut-off events. [2025-02-06 09:31:27,267 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2025-02-06 09:31:27,268 INFO L83 FinitePrefix]: Finished finitePrefix Result has 246 conditions, 219 events. 11/219 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 274 event pairs, 3 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 200. Up to 18 conditions per place. [2025-02-06 09:31:27,268 INFO L140 encePairwiseOnDemand]: 258/260 looper letters, 8 selfloop transitions, 1 changer transitions 0/187 dead transitions. [2025-02-06 09:31:27,268 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 187 transitions, 400 flow [2025-02-06 09:31:27,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:27,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 616 transitions. [2025-02-06 09:31:27,270 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7897435897435897 [2025-02-06 09:31:27,270 INFO L175 Difference]: Start difference. First operand has 189 places, 188 transitions, 384 flow. Second operand 3 states and 616 transitions. [2025-02-06 09:31:27,270 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 187 transitions, 400 flow [2025-02-06 09:31:27,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 188 places, 187 transitions, 396 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 09:31:27,273 INFO L231 Difference]: Finished difference. Result has 188 places, 187 transitions, 380 flow [2025-02-06 09:31:27,274 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=186, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=380, PETRI_PLACES=188, PETRI_TRANSITIONS=187} [2025-02-06 09:31:27,274 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -50 predicate places. [2025-02-06 09:31:27,274 INFO L471 AbstractCegarLoop]: Abstraction has has 188 places, 187 transitions, 380 flow [2025-02-06 09:31:27,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.0) internal successors, (609), 3 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:27,275 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:27,275 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:27,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 09:31:27,275 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:27,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:27,276 INFO L85 PathProgramCache]: Analyzing trace with hash 290132888, now seen corresponding path program 1 times [2025-02-06 09:31:27,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:27,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985618833] [2025-02-06 09:31:27,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:27,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:27,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-02-06 09:31:27,293 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-02-06 09:31:27,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:27,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:27,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:27,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:27,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985618833] [2025-02-06 09:31:27,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985618833] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:27,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:27,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:27,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006796182] [2025-02-06 09:31:27,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:27,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:27,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:27,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:27,327 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:27,335 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 199 out of 260 [2025-02-06 09:31:27,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 187 transitions, 380 flow. Second operand has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:27,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:27,336 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 199 of 260 [2025-02-06 09:31:27,336 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:27,436 INFO L124 PetriNetUnfolderBase]: 11/218 cut-off events. [2025-02-06 09:31:27,437 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2025-02-06 09:31:27,437 INFO L83 FinitePrefix]: Finished finitePrefix Result has 246 conditions, 218 events. 11/218 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 270 event pairs, 3 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 200. Up to 20 conditions per place. [2025-02-06 09:31:27,438 INFO L140 encePairwiseOnDemand]: 257/260 looper letters, 9 selfloop transitions, 2 changer transitions 0/186 dead transitions. [2025-02-06 09:31:27,438 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 186 transitions, 400 flow [2025-02-06 09:31:27,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:27,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:27,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 609 transitions. [2025-02-06 09:31:27,440 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7807692307692308 [2025-02-06 09:31:27,440 INFO L175 Difference]: Start difference. First operand has 188 places, 187 transitions, 380 flow. Second operand 3 states and 609 transitions. [2025-02-06 09:31:27,440 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 186 transitions, 400 flow [2025-02-06 09:31:27,441 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 188 places, 186 transitions, 399 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-02-06 09:31:27,442 INFO L231 Difference]: Finished difference. Result has 188 places, 186 transitions, 381 flow [2025-02-06 09:31:27,442 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=377, PETRI_DIFFERENCE_MINUEND_PLACES=186, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=381, PETRI_PLACES=188, PETRI_TRANSITIONS=186} [2025-02-06 09:31:27,443 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -50 predicate places. [2025-02-06 09:31:27,443 INFO L471 AbstractCegarLoop]: Abstraction has has 188 places, 186 transitions, 381 flow [2025-02-06 09:31:27,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:27,444 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:27,444 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:27,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 09:31:27,444 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:27,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:27,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1556303627, now seen corresponding path program 1 times [2025-02-06 09:31:27,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:27,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930199487] [2025-02-06 09:31:27,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:27,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:27,454 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-02-06 09:31:27,468 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-02-06 09:31:27,468 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:27,468 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:28,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:28,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930199487] [2025-02-06 09:31:28,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930199487] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:28,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:28,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 09:31:28,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378410857] [2025-02-06 09:31:28,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:28,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-06 09:31:28,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:28,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-06 09:31:28,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-02-06 09:31:28,215 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 260 [2025-02-06 09:31:28,216 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 186 transitions, 381 flow. Second operand has 6 states, 6 states have (on average 179.5) internal successors, (1077), 6 states have internal predecessors, (1077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,216 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:28,216 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 260 [2025-02-06 09:31:28,217 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:28,337 INFO L124 PetriNetUnfolderBase]: 11/216 cut-off events. [2025-02-06 09:31:28,337 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2025-02-06 09:31:28,339 INFO L83 FinitePrefix]: Finished finitePrefix Result has 267 conditions, 216 events. 11/216 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 261 event pairs, 3 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 222. Up to 33 conditions per place. [2025-02-06 09:31:28,339 INFO L140 encePairwiseOnDemand]: 248/260 looper letters, 22 selfloop transitions, 10 changer transitions 0/184 dead transitions. [2025-02-06 09:31:28,339 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 184 transitions, 441 flow [2025-02-06 09:31:28,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 09:31:28,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2025-02-06 09:31:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1102 transitions. [2025-02-06 09:31:28,342 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7064102564102565 [2025-02-06 09:31:28,342 INFO L175 Difference]: Start difference. First operand has 188 places, 186 transitions, 381 flow. Second operand 6 states and 1102 transitions. [2025-02-06 09:31:28,342 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 184 transitions, 441 flow [2025-02-06 09:31:28,343 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 184 transitions, 437 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 09:31:28,345 INFO L231 Difference]: Finished difference. Result has 189 places, 184 transitions, 393 flow [2025-02-06 09:31:28,345 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=373, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=184, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=393, PETRI_PLACES=189, PETRI_TRANSITIONS=184} [2025-02-06 09:31:28,347 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -49 predicate places. [2025-02-06 09:31:28,347 INFO L471 AbstractCegarLoop]: Abstraction has has 189 places, 184 transitions, 393 flow [2025-02-06 09:31:28,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 179.5) internal successors, (1077), 6 states have internal predecessors, (1077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,348 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:28,348 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:28,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-06 09:31:28,348 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:28,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:28,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1986892971, now seen corresponding path program 1 times [2025-02-06 09:31:28,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:28,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461735975] [2025-02-06 09:31:28,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:28,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:28,359 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 76 statements into 1 equivalence classes. [2025-02-06 09:31:28,365 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 76 of 76 statements. [2025-02-06 09:31:28,365 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:28,365 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:28,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:28,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:28,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461735975] [2025-02-06 09:31:28,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461735975] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:28,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:28,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:28,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869400185] [2025-02-06 09:31:28,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:28,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:28,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:28,398 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:28,398 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:28,405 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 202 out of 260 [2025-02-06 09:31:28,406 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 184 transitions, 393 flow. Second operand has 3 states, 3 states have (on average 203.0) internal successors, (609), 3 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,406 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:28,406 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 202 of 260 [2025-02-06 09:31:28,406 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:28,470 INFO L124 PetriNetUnfolderBase]: 11/215 cut-off events. [2025-02-06 09:31:28,470 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2025-02-06 09:31:28,470 INFO L83 FinitePrefix]: Finished finitePrefix Result has 251 conditions, 215 events. 11/215 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 257 event pairs, 3 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 218. Up to 18 conditions per place. [2025-02-06 09:31:28,471 INFO L140 encePairwiseOnDemand]: 258/260 looper letters, 8 selfloop transitions, 1 changer transitions 0/183 dead transitions. [2025-02-06 09:31:28,471 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 183 transitions, 409 flow [2025-02-06 09:31:28,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:28,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:28,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 616 transitions. [2025-02-06 09:31:28,473 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7897435897435897 [2025-02-06 09:31:28,473 INFO L175 Difference]: Start difference. First operand has 189 places, 184 transitions, 393 flow. Second operand 3 states and 616 transitions. [2025-02-06 09:31:28,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 183 transitions, 409 flow [2025-02-06 09:31:28,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 183 transitions, 389 flow, removed 0 selfloop flow, removed 5 redundant places. [2025-02-06 09:31:28,476 INFO L231 Difference]: Finished difference. Result has 185 places, 183 transitions, 373 flow [2025-02-06 09:31:28,476 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=371, PETRI_DIFFERENCE_MINUEND_PLACES=183, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=183, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=182, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=373, PETRI_PLACES=185, PETRI_TRANSITIONS=183} [2025-02-06 09:31:28,478 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -53 predicate places. [2025-02-06 09:31:28,478 INFO L471 AbstractCegarLoop]: Abstraction has has 185 places, 183 transitions, 373 flow [2025-02-06 09:31:28,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.0) internal successors, (609), 3 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,478 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:28,479 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:28,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-06 09:31:28,479 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:28,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:28,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1214472865, now seen corresponding path program 1 times [2025-02-06 09:31:28,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:28,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521340559] [2025-02-06 09:31:28,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:28,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:28,493 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 106 statements into 1 equivalence classes. [2025-02-06 09:31:28,504 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 106 of 106 statements. [2025-02-06 09:31:28,504 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:28,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:28,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:28,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521340559] [2025-02-06 09:31:28,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521340559] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:28,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:28,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:28,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921086679] [2025-02-06 09:31:28,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:28,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:28,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:28,550 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:28,550 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:28,565 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 199 out of 260 [2025-02-06 09:31:28,566 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 183 transitions, 373 flow. Second operand has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,566 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:28,566 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 199 of 260 [2025-02-06 09:31:28,566 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:28,628 INFO L124 PetriNetUnfolderBase]: 11/214 cut-off events. [2025-02-06 09:31:28,628 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2025-02-06 09:31:28,629 INFO L83 FinitePrefix]: Finished finitePrefix Result has 243 conditions, 214 events. 11/214 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 254 event pairs, 3 based on Foata normal form. 0/204 useless extension candidates. Maximal degree in co-relation 197. Up to 20 conditions per place. [2025-02-06 09:31:28,630 INFO L140 encePairwiseOnDemand]: 257/260 looper letters, 9 selfloop transitions, 2 changer transitions 0/182 dead transitions. [2025-02-06 09:31:28,630 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 182 transitions, 393 flow [2025-02-06 09:31:28,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:28,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 609 transitions. [2025-02-06 09:31:28,633 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7807692307692308 [2025-02-06 09:31:28,633 INFO L175 Difference]: Start difference. First operand has 185 places, 183 transitions, 373 flow. Second operand 3 states and 609 transitions. [2025-02-06 09:31:28,633 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 182 transitions, 393 flow [2025-02-06 09:31:28,634 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 182 transitions, 392 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-02-06 09:31:28,636 INFO L231 Difference]: Finished difference. Result has 185 places, 182 transitions, 374 flow [2025-02-06 09:31:28,636 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=370, PETRI_DIFFERENCE_MINUEND_PLACES=183, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=374, PETRI_PLACES=185, PETRI_TRANSITIONS=182} [2025-02-06 09:31:28,636 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -53 predicate places. [2025-02-06 09:31:28,637 INFO L471 AbstractCegarLoop]: Abstraction has has 185 places, 182 transitions, 374 flow [2025-02-06 09:31:28,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,637 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:28,637 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:28,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-06 09:31:28,637 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:28,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:28,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1883248092, now seen corresponding path program 1 times [2025-02-06 09:31:28,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:28,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108449734] [2025-02-06 09:31:28,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:28,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:28,647 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes. [2025-02-06 09:31:28,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements. [2025-02-06 09:31:28,652 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:28,652 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:28,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:28,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108449734] [2025-02-06 09:31:28,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108449734] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:28,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:28,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:28,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751441422] [2025-02-06 09:31:28,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:28,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:28,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:28,684 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:28,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:28,694 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 199 out of 260 [2025-02-06 09:31:28,694 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 182 transitions, 374 flow. Second operand has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,694 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:28,695 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 199 of 260 [2025-02-06 09:31:28,695 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:28,783 INFO L124 PetriNetUnfolderBase]: 27/271 cut-off events. [2025-02-06 09:31:28,783 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2025-02-06 09:31:28,783 INFO L83 FinitePrefix]: Finished finitePrefix Result has 333 conditions, 271 events. 27/271 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 545 event pairs, 11 based on Foata normal form. 0/256 useless extension candidates. Maximal degree in co-relation 287. Up to 47 conditions per place. [2025-02-06 09:31:28,784 INFO L140 encePairwiseOnDemand]: 256/260 looper letters, 12 selfloop transitions, 2 changer transitions 0/183 dead transitions. [2025-02-06 09:31:28,784 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 183 transitions, 405 flow [2025-02-06 09:31:28,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:28,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:28,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 613 transitions. [2025-02-06 09:31:28,785 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7858974358974359 [2025-02-06 09:31:28,786 INFO L175 Difference]: Start difference. First operand has 185 places, 182 transitions, 374 flow. Second operand 3 states and 613 transitions. [2025-02-06 09:31:28,786 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 183 transitions, 405 flow [2025-02-06 09:31:28,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 183 transitions, 401 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 09:31:28,788 INFO L231 Difference]: Finished difference. Result has 184 places, 182 transitions, 380 flow [2025-02-06 09:31:28,788 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=366, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=178, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=380, PETRI_PLACES=184, PETRI_TRANSITIONS=182} [2025-02-06 09:31:28,789 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -54 predicate places. [2025-02-06 09:31:28,789 INFO L471 AbstractCegarLoop]: Abstraction has has 184 places, 182 transitions, 380 flow [2025-02-06 09:31:28,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,789 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 09:31:28,789 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:28,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-02-06 09:31:28,789 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2025-02-06 09:31:28,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 09:31:28,790 INFO L85 PathProgramCache]: Analyzing trace with hash 152662828, now seen corresponding path program 1 times [2025-02-06 09:31:28,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 09:31:28,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893271567] [2025-02-06 09:31:28,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 09:31:28,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 09:31:28,799 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 140 statements into 1 equivalence classes. [2025-02-06 09:31:28,804 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 140 of 140 statements. [2025-02-06 09:31:28,804 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 09:31:28,804 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 09:31:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 09:31:28,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 09:31:28,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893271567] [2025-02-06 09:31:28,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893271567] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 09:31:28,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 09:31:28,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 09:31:28,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58878758] [2025-02-06 09:31:28,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 09:31:28,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 09:31:28,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 09:31:28,839 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 09:31:28,839 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 09:31:28,842 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 260 [2025-02-06 09:31:28,843 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 182 transitions, 380 flow. Second operand has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,843 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 09:31:28,843 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 260 [2025-02-06 09:31:28,843 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 09:31:28,903 INFO L124 PetriNetUnfolderBase]: 14/218 cut-off events. [2025-02-06 09:31:28,903 INFO L125 PetriNetUnfolderBase]: For 4/7 co-relation queries the response was YES. [2025-02-06 09:31:28,904 INFO L83 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 218 events. 14/218 cut-off events. For 4/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 292 event pairs, 3 based on Foata normal form. 1/211 useless extension candidates. Maximal degree in co-relation 210. Up to 16 conditions per place. [2025-02-06 09:31:28,905 INFO L140 encePairwiseOnDemand]: 258/260 looper letters, 0 selfloop transitions, 0 changer transitions 181/181 dead transitions. [2025-02-06 09:31:28,905 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 181 transitions, 392 flow [2025-02-06 09:31:28,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 09:31:28,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 09:31:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 617 transitions. [2025-02-06 09:31:28,907 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.791025641025641 [2025-02-06 09:31:28,907 INFO L175 Difference]: Start difference. First operand has 184 places, 182 transitions, 380 flow. Second operand 3 states and 617 transitions. [2025-02-06 09:31:28,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 181 transitions, 392 flow [2025-02-06 09:31:28,908 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 181 transitions, 392 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-06 09:31:28,908 INFO L231 Difference]: Finished difference. Result has 185 places, 0 transitions, 0 flow [2025-02-06 09:31:28,909 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=260, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=183, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=181, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=185, PETRI_TRANSITIONS=0} [2025-02-06 09:31:28,910 INFO L279 CegarLoopForPetriNet]: 238 programPoint places, -53 predicate places. [2025-02-06 09:31:28,910 INFO L471 AbstractCegarLoop]: Abstraction has has 185 places, 0 transitions, 0 flow [2025-02-06 09:31:28,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (95 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (94 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (93 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (92 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (91 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (90 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (89 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (88 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (87 of 96 remaining) [2025-02-06 09:31:28,913 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (86 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (85 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (84 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (83 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (82 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (81 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (80 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (79 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (78 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (77 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (76 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (75 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (74 of 96 remaining) [2025-02-06 09:31:28,915 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (73 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (72 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (71 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (70 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (69 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (68 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (67 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (66 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (65 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (64 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (63 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (62 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (61 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (60 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (59 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (58 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (57 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (56 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (55 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (53 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (52 of 96 remaining) [2025-02-06 09:31:28,916 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (51 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (50 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (49 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (48 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (47 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (46 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (45 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (44 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (43 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (42 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (41 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (40 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (39 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (38 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (37 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (36 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (35 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (33 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (32 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (31 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (30 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (29 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (28 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (27 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (26 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (25 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (24 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (23 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (22 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (21 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (20 of 96 remaining) [2025-02-06 09:31:28,917 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (19 of 96 remaining) [2025-02-06 09:31:28,919 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (18 of 96 remaining) [2025-02-06 09:31:28,919 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (17 of 96 remaining) [2025-02-06 09:31:28,919 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (16 of 96 remaining) [2025-02-06 09:31:28,920 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (15 of 96 remaining) [2025-02-06 09:31:28,920 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (14 of 96 remaining) [2025-02-06 09:31:28,920 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (13 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (11 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (10 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (9 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (8 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (7 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (6 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (5 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (4 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (3 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (2 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (1 of 96 remaining) [2025-02-06 09:31:28,921 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (0 of 96 remaining) [2025-02-06 09:31:28,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-02-06 09:31:28,922 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 09:31:28,926 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-02-06 09:31:28,926 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 09:31:28,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 09:31:28 BasicIcfg [2025-02-06 09:31:28,931 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 09:31:28,932 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 09:31:28,932 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 09:31:28,932 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 09:31:28,933 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 09:31:26" (3/4) ... [2025-02-06 09:31:28,934 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 09:31:28,936 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2025-02-06 09:31:28,936 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2025-02-06 09:31:28,940 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2025-02-06 09:31:28,941 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-02-06 09:31:28,941 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-06 09:31:28,941 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 09:31:29,005 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 09:31:29,005 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 09:31:29,005 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 09:31:29,006 INFO L158 Benchmark]: Toolchain (without parser) took 3897.77ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 106.8MB in the beginning and 301.1MB in the end (delta: -194.3MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2025-02-06 09:31:29,007 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 09:31:29,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.35ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 94.1MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 09:31:29,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.81ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 90.9MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 09:31:29,007 INFO L158 Benchmark]: Boogie Preprocessor took 36.97ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 88.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 09:31:29,008 INFO L158 Benchmark]: IcfgBuilder took 920.51ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 45.6MB in the end (delta: 42.8MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. [2025-02-06 09:31:29,008 INFO L158 Benchmark]: TraceAbstraction took 2604.34ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 45.4MB in the beginning and 304.9MB in the end (delta: -259.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 09:31:29,008 INFO L158 Benchmark]: Witness Printer took 73.60ms. Allocated memory is still 385.9MB. Free memory was 304.9MB in the beginning and 301.1MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 09:31:29,009 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.35ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 94.1MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.81ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 90.9MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.97ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 88.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 920.51ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 45.6MB in the end (delta: 42.8MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2604.34ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 45.4MB in the beginning and 304.9MB in the end (delta: -259.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 73.60ms. Allocated memory is still 385.9MB. Free memory was 304.9MB in the beginning and 301.1MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: 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 5 procedures, 320 locations, 96 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: 2.4s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 184 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 81 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 45 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 372 IncrementalHoareTripleChecker+Invalid, 417 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 45 mSolverCounterUnsat, 44 mSDtfsCounter, 372 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=494occurred in iteration=0, InterpolantAutomatonStates: 33, 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, 0.9s InterpolantComputationTime, 714 NumberOfCodeBlocks, 714 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 704 ConstructedInterpolants, 0 QuantifiedInterpolants, 837 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 52 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-06 09:31:29,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE