./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 12:38:35,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 12:38:35,357 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-12 12:38:35,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 12:38:35,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 12:38:35,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 12:38:35,392 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 12:38:35,392 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 12:38:35,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 12:38:35,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 12:38:35,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 12:38:35,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 12:38:35,399 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 12:38:35,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 12:38:35,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 12:38:35,400 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 12:38:35,400 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 12:38:35,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 12:38:35,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 12:38:35,401 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 12:38:35,401 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 12:38:35,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 12:38:35,406 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-12 12:38:35,406 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 12:38:35,406 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 12:38:35,406 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 12:38:35,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 12:38:35,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 12:38:35,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 12:38:35,407 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 12:38:35,407 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 12:38:35,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 12:38:35,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 12:38:35,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 12:38:35,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 12:38:35,408 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 12:38:35,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 12:38:35,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 12:38:35,409 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 12:38:35,412 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 12:38:35,412 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 12:38:35,412 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 [2024-11-12 12:38:35,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 12:38:35,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 12:38:35,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 12:38:35,663 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 12:38:35,664 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 12:38:35,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2024-11-12 12:38:37,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 12:38:37,211 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 12:38:37,211 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2024-11-12 12:38:37,216 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a932b5fb/ecf8a846239943db949bb9e69376349a/FLAG15f704a9a [2024-11-12 12:38:37,227 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a932b5fb/ecf8a846239943db949bb9e69376349a [2024-11-12 12:38:37,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 12:38:37,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 12:38:37,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 12:38:37,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 12:38:37,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 12:38:37,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a0ee5b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37, skipping insertion in model container [2024-11-12 12:38:37,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,256 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 12:38:37,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 12:38:37,459 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 12:38:37,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 12:38:37,555 INFO L204 MainTranslator]: Completed translation [2024-11-12 12:38:37,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37 WrapperNode [2024-11-12 12:38:37,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 12:38:37,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 12:38:37,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 12:38:37,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 12:38:37,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,573 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,600 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 19, calls inlined = 25, statements flattened = 518 [2024-11-12 12:38:37,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 12:38:37,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 12:38:37,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 12:38:37,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 12:38:37,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,640 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,651 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 12:38:37,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 12:38:37,652 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 12:38:37,652 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 12:38:37,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (1/1) ... [2024-11-12 12:38:37,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 12:38:37,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:38:37,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 12:38:37,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 12:38:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 12:38:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-12 12:38:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-12 12:38:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-12 12:38:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-12 12:38:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-12 12:38:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-12 12:38:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-12 12:38:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-12 12:38:37,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-12 12:38:37,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-12 12:38:37,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-12 12:38:37,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-12 12:38:37,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-12 12:38:37,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 12:38:37,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 12:38:37,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 12:38:37,739 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-12 12:38:37,852 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 12:38:37,854 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 12:38:38,364 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-12 12:38:38,365 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 12:38:38,719 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 12:38:38,719 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-12 12:38:38,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:38:38 BoogieIcfgContainer [2024-11-12 12:38:38,720 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 12:38:38,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 12:38:38,722 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 12:38:38,724 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 12:38:38,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:38:37" (1/3) ... [2024-11-12 12:38:38,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1565c59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:38:38, skipping insertion in model container [2024-11-12 12:38:38,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:37" (2/3) ... [2024-11-12 12:38:38,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1565c59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:38:38, skipping insertion in model container [2024-11-12 12:38:38,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:38:38" (3/3) ... [2024-11-12 12:38:38,727 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1.wvr.c [2024-11-12 12:38:38,741 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 12:38:38,742 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 70 error locations. [2024-11-12 12:38:38,742 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-12 12:38:38,812 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-12 12:38:38,844 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 376 places, 383 transitions, 794 flow [2024-11-12 12:38:38,922 INFO L124 PetriNetUnfolderBase]: 20/379 cut-off events. [2024-11-12 12:38:38,922 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-12 12:38:38,928 INFO L83 FinitePrefix]: Finished finitePrefix Result has 396 conditions, 379 events. 20/379 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 484 event pairs, 0 based on Foata normal form. 0/289 useless extension candidates. Maximal degree in co-relation 311. Up to 2 conditions per place. [2024-11-12 12:38:38,928 INFO L82 GeneralOperation]: Start removeDead. Operand has 376 places, 383 transitions, 794 flow [2024-11-12 12:38:38,934 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 353 places, 358 transitions, 740 flow [2024-11-12 12:38:38,940 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 12:38:38,945 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;@aabbb8f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 12:38:38,946 INFO L334 AbstractCegarLoop]: Starting to check reachability of 118 error locations. [2024-11-12 12:38:38,949 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-12 12:38:38,950 INFO L124 PetriNetUnfolderBase]: 0/27 cut-off events. [2024-11-12 12:38:38,950 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-12 12:38:38,950 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:38,950 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] [2024-11-12 12:38:38,951 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:38,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:38,956 INFO L85 PathProgramCache]: Analyzing trace with hash -942124618, now seen corresponding path program 1 times [2024-11-12 12:38:38,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:38,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149149633] [2024-11-12 12:38:38,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:38,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:39,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:39,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:39,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149149633] [2024-11-12 12:38:39,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149149633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:39,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:39,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:39,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089686649] [2024-11-12 12:38:39,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:39,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:39,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:39,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:39,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:39,191 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 383 [2024-11-12 12:38:39,199 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 353 places, 358 transitions, 740 flow. Second operand has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:39,199 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:39,199 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 383 [2024-11-12 12:38:39,200 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:39,546 INFO L124 PetriNetUnfolderBase]: 450/1587 cut-off events. [2024-11-12 12:38:39,547 INFO L125 PetriNetUnfolderBase]: For 222/222 co-relation queries the response was YES. [2024-11-12 12:38:39,557 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2340 conditions, 1587 events. 450/1587 cut-off events. For 222/222 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9806 event pairs, 230 based on Foata normal form. 317/1748 useless extension candidates. Maximal degree in co-relation 1950. Up to 599 conditions per place. [2024-11-12 12:38:39,567 INFO L140 encePairwiseOnDemand]: 327/383 looper letters, 22 selfloop transitions, 2 changer transitions 4/304 dead transitions. [2024-11-12 12:38:39,567 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 304 transitions, 680 flow [2024-11-12 12:38:39,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:39,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:39,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 984 transitions. [2024-11-12 12:38:39,587 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.856396866840731 [2024-11-12 12:38:39,588 INFO L175 Difference]: Start difference. First operand has 353 places, 358 transitions, 740 flow. Second operand 3 states and 984 transitions. [2024-11-12 12:38:39,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 304 transitions, 680 flow [2024-11-12 12:38:39,596 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 304 transitions, 664 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-11-12 12:38:39,601 INFO L231 Difference]: Finished difference. Result has 302 places, 300 transitions, 612 flow [2024-11-12 12:38:39,604 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=616, PETRI_DIFFERENCE_MINUEND_PLACES=300, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=304, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=302, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=612, PETRI_PLACES=302, PETRI_TRANSITIONS=300} [2024-11-12 12:38:39,607 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -51 predicate places. [2024-11-12 12:38:39,609 INFO L471 AbstractCegarLoop]: Abstraction has has 302 places, 300 transitions, 612 flow [2024-11-12 12:38:39,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:39,610 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:39,610 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] [2024-11-12 12:38:39,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 12:38:39,611 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:39,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:39,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1496031880, now seen corresponding path program 1 times [2024-11-12 12:38:39,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:39,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910414450] [2024-11-12 12:38:39,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:39,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:39,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:39,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:39,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910414450] [2024-11-12 12:38:39,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910414450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:39,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:39,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:39,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765419825] [2024-11-12 12:38:39,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:39,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:39,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:39,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:39,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:39,703 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 303 out of 383 [2024-11-12 12:38:39,704 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 300 transitions, 612 flow. Second operand has 3 states, 3 states have (on average 304.3333333333333) internal successors, (913), 3 states have internal predecessors, (913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:39,704 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:39,705 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 303 of 383 [2024-11-12 12:38:39,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:39,918 INFO L124 PetriNetUnfolderBase]: 450/1582 cut-off events. [2024-11-12 12:38:39,919 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:39,924 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2223 conditions, 1582 events. 450/1582 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9795 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2187. Up to 598 conditions per place. [2024-11-12 12:38:39,930 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 21 selfloop transitions, 2 changer transitions 0/299 dead transitions. [2024-11-12 12:38:39,930 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 299 transitions, 656 flow [2024-11-12 12:38:39,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:39,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 933 transitions. [2024-11-12 12:38:39,932 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8120104438642297 [2024-11-12 12:38:39,932 INFO L175 Difference]: Start difference. First operand has 302 places, 300 transitions, 612 flow. Second operand 3 states and 933 transitions. [2024-11-12 12:38:39,933 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 299 transitions, 656 flow [2024-11-12 12:38:39,935 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 299 transitions, 652 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:39,937 INFO L231 Difference]: Finished difference. Result has 297 places, 299 transitions, 610 flow [2024-11-12 12:38:39,938 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=297, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=610, PETRI_PLACES=297, PETRI_TRANSITIONS=299} [2024-11-12 12:38:39,938 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -56 predicate places. [2024-11-12 12:38:39,938 INFO L471 AbstractCegarLoop]: Abstraction has has 297 places, 299 transitions, 610 flow [2024-11-12 12:38:39,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 304.3333333333333) internal successors, (913), 3 states have internal predecessors, (913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:39,939 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:39,939 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] [2024-11-12 12:38:39,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 12:38:39,939 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:39,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:39,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1356282253, now seen corresponding path program 1 times [2024-11-12 12:38:39,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:39,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571056519] [2024-11-12 12:38:39,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:39,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:39,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:39,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:39,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571056519] [2024-11-12 12:38:39,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571056519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:39,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:39,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:39,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024476950] [2024-11-12 12:38:39,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:39,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:39,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:39,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:39,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:39,982 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 383 [2024-11-12 12:38:39,983 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 299 transitions, 610 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:39,983 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:39,983 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 383 [2024-11-12 12:38:39,983 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:40,173 INFO L124 PetriNetUnfolderBase]: 450/1581 cut-off events. [2024-11-12 12:38:40,174 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:40,179 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2220 conditions, 1581 events. 450/1581 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9816 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2176. Up to 596 conditions per place. [2024-11-12 12:38:40,185 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 19 selfloop transitions, 2 changer transitions 0/298 dead transitions. [2024-11-12 12:38:40,185 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 298 transitions, 650 flow [2024-11-12 12:38:40,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2024-11-12 12:38:40,188 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8154917319408181 [2024-11-12 12:38:40,188 INFO L175 Difference]: Start difference. First operand has 297 places, 299 transitions, 610 flow. Second operand 3 states and 937 transitions. [2024-11-12 12:38:40,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 298 transitions, 650 flow [2024-11-12 12:38:40,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 298 transitions, 646 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:40,193 INFO L231 Difference]: Finished difference. Result has 296 places, 298 transitions, 608 flow [2024-11-12 12:38:40,193 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=604, PETRI_DIFFERENCE_MINUEND_PLACES=294, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=608, PETRI_PLACES=296, PETRI_TRANSITIONS=298} [2024-11-12 12:38:40,194 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -57 predicate places. [2024-11-12 12:38:40,195 INFO L471 AbstractCegarLoop]: Abstraction has has 296 places, 298 transitions, 608 flow [2024-11-12 12:38:40,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:40,195 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:40,195 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] [2024-11-12 12:38:40,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 12:38:40,196 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:40,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:40,196 INFO L85 PathProgramCache]: Analyzing trace with hash -613659787, now seen corresponding path program 1 times [2024-11-12 12:38:40,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:40,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712593728] [2024-11-12 12:38:40,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:40,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:40,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:40,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:40,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712593728] [2024-11-12 12:38:40,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712593728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:40,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:40,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:40,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056176347] [2024-11-12 12:38:40,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:40,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:40,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:40,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:40,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:40,242 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 383 [2024-11-12 12:38:40,243 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 296 places, 298 transitions, 608 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:40,243 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:40,243 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 383 [2024-11-12 12:38:40,244 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:40,477 INFO L124 PetriNetUnfolderBase]: 450/1580 cut-off events. [2024-11-12 12:38:40,477 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:40,482 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2219 conditions, 1580 events. 450/1580 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9820 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2167. Up to 596 conditions per place. [2024-11-12 12:38:40,489 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 19 selfloop transitions, 2 changer transitions 0/297 dead transitions. [2024-11-12 12:38:40,489 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 297 transitions, 648 flow [2024-11-12 12:38:40,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:40,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2024-11-12 12:38:40,491 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8154917319408181 [2024-11-12 12:38:40,491 INFO L175 Difference]: Start difference. First operand has 296 places, 298 transitions, 608 flow. Second operand 3 states and 937 transitions. [2024-11-12 12:38:40,491 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 297 transitions, 648 flow [2024-11-12 12:38:40,493 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 297 transitions, 644 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:40,495 INFO L231 Difference]: Finished difference. Result has 295 places, 297 transitions, 606 flow [2024-11-12 12:38:40,495 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=602, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=606, PETRI_PLACES=295, PETRI_TRANSITIONS=297} [2024-11-12 12:38:40,496 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -58 predicate places. [2024-11-12 12:38:40,496 INFO L471 AbstractCegarLoop]: Abstraction has has 295 places, 297 transitions, 606 flow [2024-11-12 12:38:40,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:40,497 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:40,497 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] [2024-11-12 12:38:40,497 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 12:38:40,497 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:40,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:40,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1492457994, now seen corresponding path program 1 times [2024-11-12 12:38:40,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:40,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090556782] [2024-11-12 12:38:40,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:40,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:40,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:40,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:40,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090556782] [2024-11-12 12:38:40,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090556782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:40,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:40,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:40,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976298696] [2024-11-12 12:38:40,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:40,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:40,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:40,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:40,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:40,539 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 383 [2024-11-12 12:38:40,540 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 297 transitions, 606 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:40,540 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:40,540 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 383 [2024-11-12 12:38:40,541 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:40,714 INFO L124 PetriNetUnfolderBase]: 450/1579 cut-off events. [2024-11-12 12:38:40,714 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:40,718 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2218 conditions, 1579 events. 450/1579 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9830 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2158. Up to 596 conditions per place. [2024-11-12 12:38:40,723 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 19 selfloop transitions, 2 changer transitions 0/296 dead transitions. [2024-11-12 12:38:40,724 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 296 transitions, 646 flow [2024-11-12 12:38:40,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2024-11-12 12:38:40,726 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8154917319408181 [2024-11-12 12:38:40,726 INFO L175 Difference]: Start difference. First operand has 295 places, 297 transitions, 606 flow. Second operand 3 states and 937 transitions. [2024-11-12 12:38:40,726 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 296 transitions, 646 flow [2024-11-12 12:38:40,727 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 294 places, 296 transitions, 642 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:40,729 INFO L231 Difference]: Finished difference. Result has 294 places, 296 transitions, 604 flow [2024-11-12 12:38:40,730 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=600, PETRI_DIFFERENCE_MINUEND_PLACES=292, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=604, PETRI_PLACES=294, PETRI_TRANSITIONS=296} [2024-11-12 12:38:40,730 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -59 predicate places. [2024-11-12 12:38:40,730 INFO L471 AbstractCegarLoop]: Abstraction has has 294 places, 296 transitions, 604 flow [2024-11-12 12:38:40,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:40,731 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:40,731 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] [2024-11-12 12:38:40,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 12:38:40,732 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:40,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:40,732 INFO L85 PathProgramCache]: Analyzing trace with hash -296169694, now seen corresponding path program 1 times [2024-11-12 12:38:40,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:40,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783836255] [2024-11-12 12:38:40,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:40,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:40,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:40,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:40,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783836255] [2024-11-12 12:38:40,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783836255] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:40,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:40,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:40,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593293307] [2024-11-12 12:38:40,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:40,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:40,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:40,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:40,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:40,778 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 383 [2024-11-12 12:38:40,779 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 296 transitions, 604 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:40,779 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:40,779 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 383 [2024-11-12 12:38:40,780 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:41,005 INFO L124 PetriNetUnfolderBase]: 450/1578 cut-off events. [2024-11-12 12:38:41,005 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:41,009 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2217 conditions, 1578 events. 450/1578 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9819 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2149. Up to 596 conditions per place. [2024-11-12 12:38:41,014 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 19 selfloop transitions, 2 changer transitions 0/295 dead transitions. [2024-11-12 12:38:41,014 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 295 transitions, 644 flow [2024-11-12 12:38:41,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2024-11-12 12:38:41,016 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8154917319408181 [2024-11-12 12:38:41,016 INFO L175 Difference]: Start difference. First operand has 294 places, 296 transitions, 604 flow. Second operand 3 states and 937 transitions. [2024-11-12 12:38:41,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 295 transitions, 644 flow [2024-11-12 12:38:41,018 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 295 transitions, 640 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:41,020 INFO L231 Difference]: Finished difference. Result has 293 places, 295 transitions, 602 flow [2024-11-12 12:38:41,020 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=598, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=602, PETRI_PLACES=293, PETRI_TRANSITIONS=295} [2024-11-12 12:38:41,021 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -60 predicate places. [2024-11-12 12:38:41,021 INFO L471 AbstractCegarLoop]: Abstraction has has 293 places, 295 transitions, 602 flow [2024-11-12 12:38:41,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:41,022 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:41,022 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] [2024-11-12 12:38:41,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 12:38:41,022 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:41,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:41,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1743298796, now seen corresponding path program 1 times [2024-11-12 12:38:41,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:41,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976318759] [2024-11-12 12:38:41,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:41,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:41,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:41,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:41,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976318759] [2024-11-12 12:38:41,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976318759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:41,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:41,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:41,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395358217] [2024-11-12 12:38:41,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:41,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:41,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:41,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:41,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:41,087 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 300 out of 383 [2024-11-12 12:38:41,088 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 295 transitions, 602 flow. Second operand has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:41,088 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:41,088 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 300 of 383 [2024-11-12 12:38:41,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:41,248 INFO L124 PetriNetUnfolderBase]: 450/1577 cut-off events. [2024-11-12 12:38:41,248 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:41,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2221 conditions, 1577 events. 450/1577 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9808 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2145. Up to 601 conditions per place. [2024-11-12 12:38:41,258 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 24 selfloop transitions, 2 changer transitions 0/294 dead transitions. [2024-11-12 12:38:41,259 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 294 transitions, 652 flow [2024-11-12 12:38:41,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 927 transitions. [2024-11-12 12:38:41,261 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8067885117493473 [2024-11-12 12:38:41,261 INFO L175 Difference]: Start difference. First operand has 293 places, 295 transitions, 602 flow. Second operand 3 states and 927 transitions. [2024-11-12 12:38:41,261 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 294 transitions, 652 flow [2024-11-12 12:38:41,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 292 places, 294 transitions, 648 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:41,264 INFO L231 Difference]: Finished difference. Result has 292 places, 294 transitions, 600 flow [2024-11-12 12:38:41,265 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=596, PETRI_DIFFERENCE_MINUEND_PLACES=290, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=292, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=600, PETRI_PLACES=292, PETRI_TRANSITIONS=294} [2024-11-12 12:38:41,266 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -61 predicate places. [2024-11-12 12:38:41,266 INFO L471 AbstractCegarLoop]: Abstraction has has 292 places, 294 transitions, 600 flow [2024-11-12 12:38:41,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:41,267 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:41,267 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] [2024-11-12 12:38:41,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 12:38:41,267 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:41,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:41,268 INFO L85 PathProgramCache]: Analyzing trace with hash 581560225, now seen corresponding path program 1 times [2024-11-12 12:38:41,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:41,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435496290] [2024-11-12 12:38:41,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:41,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:41,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:41,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:41,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435496290] [2024-11-12 12:38:41,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435496290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:41,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:41,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:41,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276851401] [2024-11-12 12:38:41,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:41,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:41,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:41,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:41,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:41,324 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 303 out of 383 [2024-11-12 12:38:41,326 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 292 places, 294 transitions, 600 flow. Second operand has 3 states, 3 states have (on average 304.3333333333333) internal successors, (913), 3 states have internal predecessors, (913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:41,326 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:41,326 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 303 of 383 [2024-11-12 12:38:41,326 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:41,515 INFO L124 PetriNetUnfolderBase]: 450/1576 cut-off events. [2024-11-12 12:38:41,515 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:41,523 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2217 conditions, 1576 events. 450/1576 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9784 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2133. Up to 598 conditions per place. [2024-11-12 12:38:41,530 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 21 selfloop transitions, 2 changer transitions 0/293 dead transitions. [2024-11-12 12:38:41,531 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 293 places, 293 transitions, 644 flow [2024-11-12 12:38:41,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:41,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:41,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 933 transitions. [2024-11-12 12:38:41,533 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8120104438642297 [2024-11-12 12:38:41,534 INFO L175 Difference]: Start difference. First operand has 292 places, 294 transitions, 600 flow. Second operand 3 states and 933 transitions. [2024-11-12 12:38:41,534 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 293 places, 293 transitions, 644 flow [2024-11-12 12:38:41,536 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 291 places, 293 transitions, 640 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:41,538 INFO L231 Difference]: Finished difference. Result has 291 places, 293 transitions, 598 flow [2024-11-12 12:38:41,538 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=594, PETRI_DIFFERENCE_MINUEND_PLACES=289, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=293, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=598, PETRI_PLACES=291, PETRI_TRANSITIONS=293} [2024-11-12 12:38:41,539 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -62 predicate places. [2024-11-12 12:38:41,539 INFO L471 AbstractCegarLoop]: Abstraction has has 291 places, 293 transitions, 598 flow [2024-11-12 12:38:41,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 304.3333333333333) internal successors, (913), 3 states have internal predecessors, (913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:41,540 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:41,540 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] [2024-11-12 12:38:41,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 12:38:41,540 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:41,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:41,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1464053019, now seen corresponding path program 1 times [2024-11-12 12:38:41,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:41,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566881633] [2024-11-12 12:38:41,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:41,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:41,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:41,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:41,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566881633] [2024-11-12 12:38:41,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566881633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:41,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:41,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:41,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931509059] [2024-11-12 12:38:41,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:41,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:41,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:41,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:41,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:41,592 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 383 [2024-11-12 12:38:41,593 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 291 places, 293 transitions, 598 flow. Second operand has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:41,593 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:41,593 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 383 [2024-11-12 12:38:41,593 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:41,796 INFO L124 PetriNetUnfolderBase]: 450/1575 cut-off events. [2024-11-12 12:38:41,796 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:41,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2217 conditions, 1575 events. 450/1575 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9796 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2125. Up to 599 conditions per place. [2024-11-12 12:38:41,806 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 22 selfloop transitions, 2 changer transitions 0/292 dead transitions. [2024-11-12 12:38:41,806 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 292 places, 292 transitions, 644 flow [2024-11-12 12:38:41,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:41,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:41,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 931 transitions. [2024-11-12 12:38:41,809 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8102697998259356 [2024-11-12 12:38:41,809 INFO L175 Difference]: Start difference. First operand has 291 places, 293 transitions, 598 flow. Second operand 3 states and 931 transitions. [2024-11-12 12:38:41,809 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 292 places, 292 transitions, 644 flow [2024-11-12 12:38:41,810 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 290 places, 292 transitions, 640 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:41,813 INFO L231 Difference]: Finished difference. Result has 290 places, 292 transitions, 596 flow [2024-11-12 12:38:41,813 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=592, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=290, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=596, PETRI_PLACES=290, PETRI_TRANSITIONS=292} [2024-11-12 12:38:41,814 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -63 predicate places. [2024-11-12 12:38:41,814 INFO L471 AbstractCegarLoop]: Abstraction has has 290 places, 292 transitions, 596 flow [2024-11-12 12:38:41,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:41,815 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:41,815 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] [2024-11-12 12:38:41,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 12:38:41,815 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:41,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:41,816 INFO L85 PathProgramCache]: Analyzing trace with hash -2021101458, now seen corresponding path program 1 times [2024-11-12 12:38:41,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:41,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571250677] [2024-11-12 12:38:41,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:41,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:41,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:41,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:41,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571250677] [2024-11-12 12:38:41,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571250677] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:41,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:41,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:41,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249674460] [2024-11-12 12:38:41,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:41,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:41,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:41,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:41,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:41,860 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 383 [2024-11-12 12:38:41,861 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 292 transitions, 596 flow. Second operand has 3 states, 3 states have (on average 303.0) internal successors, (909), 3 states have internal predecessors, (909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:41,862 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:41,862 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 383 [2024-11-12 12:38:41,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:42,067 INFO L124 PetriNetUnfolderBase]: 450/1572 cut-off events. [2024-11-12 12:38:42,067 INFO L125 PetriNetUnfolderBase]: For 57/57 co-relation queries the response was YES. [2024-11-12 12:38:42,075 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2213 conditions, 1572 events. 450/1572 cut-off events. For 57/57 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9812 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2113. Up to 598 conditions per place. [2024-11-12 12:38:42,082 INFO L140 encePairwiseOnDemand]: 379/383 looper letters, 22 selfloop transitions, 1 changer transitions 0/289 dead transitions. [2024-11-12 12:38:42,083 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 289 transitions, 636 flow [2024-11-12 12:38:42,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:42,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:42,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 932 transitions. [2024-11-12 12:38:42,085 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8111401218450827 [2024-11-12 12:38:42,085 INFO L175 Difference]: Start difference. First operand has 290 places, 292 transitions, 596 flow. Second operand 3 states and 932 transitions. [2024-11-12 12:38:42,085 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 289 places, 289 transitions, 636 flow [2024-11-12 12:38:42,087 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 287 places, 289 transitions, 632 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:42,090 INFO L231 Difference]: Finished difference. Result has 287 places, 289 transitions, 588 flow [2024-11-12 12:38:42,092 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=586, PETRI_DIFFERENCE_MINUEND_PLACES=285, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=588, PETRI_PLACES=287, PETRI_TRANSITIONS=289} [2024-11-12 12:38:42,092 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -66 predicate places. [2024-11-12 12:38:42,093 INFO L471 AbstractCegarLoop]: Abstraction has has 287 places, 289 transitions, 588 flow [2024-11-12 12:38:42,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.0) internal successors, (909), 3 states have internal predecessors, (909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:42,094 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:42,094 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] [2024-11-12 12:38:42,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 12:38:42,094 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:42,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:42,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1786525486, now seen corresponding path program 1 times [2024-11-12 12:38:42,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:42,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802903920] [2024-11-12 12:38:42,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:42,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:42,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:42,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802903920] [2024-11-12 12:38:42,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802903920] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:42,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:42,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:42,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531823040] [2024-11-12 12:38:42,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:42,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:42,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:42,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:42,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:42,167 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 383 [2024-11-12 12:38:42,170 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 287 places, 289 transitions, 588 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:42,170 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:42,170 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 383 [2024-11-12 12:38:42,170 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:42,308 INFO L124 PetriNetUnfolderBase]: 450/1571 cut-off events. [2024-11-12 12:38:42,308 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:42,312 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2209 conditions, 1571 events. 450/1571 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9808 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2109. Up to 596 conditions per place. [2024-11-12 12:38:42,315 INFO L140 encePairwiseOnDemand]: 380/383 looper letters, 19 selfloop transitions, 2 changer transitions 0/288 dead transitions. [2024-11-12 12:38:42,315 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 288 places, 288 transitions, 628 flow [2024-11-12 12:38:42,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:42,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:42,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2024-11-12 12:38:42,318 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8154917319408181 [2024-11-12 12:38:42,320 INFO L175 Difference]: Start difference. First operand has 287 places, 289 transitions, 588 flow. Second operand 3 states and 937 transitions. [2024-11-12 12:38:42,320 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 288 places, 288 transitions, 628 flow [2024-11-12 12:38:42,321 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 287 places, 288 transitions, 627 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:42,323 INFO L231 Difference]: Finished difference. Result has 287 places, 288 transitions, 589 flow [2024-11-12 12:38:42,324 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=585, PETRI_DIFFERENCE_MINUEND_PLACES=285, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=286, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=589, PETRI_PLACES=287, PETRI_TRANSITIONS=288} [2024-11-12 12:38:42,324 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -66 predicate places. [2024-11-12 12:38:42,324 INFO L471 AbstractCegarLoop]: Abstraction has has 287 places, 288 transitions, 589 flow [2024-11-12 12:38:42,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:42,325 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:42,326 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] [2024-11-12 12:38:42,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-12 12:38:42,326 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:42,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:42,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1530365719, now seen corresponding path program 1 times [2024-11-12 12:38:42,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:42,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785168390] [2024-11-12 12:38:42,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:42,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:42,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:42,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:42,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785168390] [2024-11-12 12:38:42,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785168390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:42,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:42,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 12:38:42,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949517] [2024-11-12 12:38:42,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:42,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 12:38:42,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:42,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 12:38:42,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-12 12:38:42,695 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 298 out of 383 [2024-11-12 12:38:42,697 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 287 places, 288 transitions, 589 flow. Second operand has 6 states, 6 states have (on average 299.5) internal successors, (1797), 6 states have internal predecessors, (1797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:42,697 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:42,697 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 298 of 383 [2024-11-12 12:38:42,697 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:42,854 INFO L124 PetriNetUnfolderBase]: 450/1570 cut-off events. [2024-11-12 12:38:42,854 INFO L125 PetriNetUnfolderBase]: For 56/56 co-relation queries the response was YES. [2024-11-12 12:38:42,859 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2218 conditions, 1570 events. 450/1570 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9801 event pairs, 230 based on Foata normal form. 0/1431 useless extension candidates. Maximal degree in co-relation 2119. Up to 601 conditions per place. [2024-11-12 12:38:42,863 INFO L140 encePairwiseOnDemand]: 377/383 looper letters, 24 selfloop transitions, 5 changer transitions 0/287 dead transitions. [2024-11-12 12:38:42,863 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 291 places, 287 transitions, 645 flow [2024-11-12 12:38:42,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 12:38:42,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-12 12:38:42,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1818 transitions. [2024-11-12 12:38:42,866 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7911227154046997 [2024-11-12 12:38:42,866 INFO L175 Difference]: Start difference. First operand has 287 places, 288 transitions, 589 flow. Second operand 6 states and 1818 transitions. [2024-11-12 12:38:42,866 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 291 places, 287 transitions, 645 flow [2024-11-12 12:38:42,867 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 289 places, 287 transitions, 641 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:42,869 INFO L231 Difference]: Finished difference. Result has 289 places, 287 transitions, 593 flow [2024-11-12 12:38:42,870 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=583, PETRI_DIFFERENCE_MINUEND_PLACES=284, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=282, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=593, PETRI_PLACES=289, PETRI_TRANSITIONS=287} [2024-11-12 12:38:42,870 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -64 predicate places. [2024-11-12 12:38:42,870 INFO L471 AbstractCegarLoop]: Abstraction has has 289 places, 287 transitions, 593 flow [2024-11-12 12:38:42,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 299.5) internal successors, (1797), 6 states have internal predecessors, (1797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:42,871 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:42,872 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] [2024-11-12 12:38:42,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-12 12:38:42,872 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:42,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:42,872 INFO L85 PathProgramCache]: Analyzing trace with hash 750580831, now seen corresponding path program 1 times [2024-11-12 12:38:42,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:42,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551059643] [2024-11-12 12:38:42,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:42,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:42,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:42,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:42,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551059643] [2024-11-12 12:38:42,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551059643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:42,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:42,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:42,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716210813] [2024-11-12 12:38:42,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:42,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:42,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:42,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:42,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:42,913 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 296 out of 383 [2024-11-12 12:38:42,915 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 287 transitions, 593 flow. Second operand has 3 states, 3 states have (on average 297.0) internal successors, (891), 3 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:42,915 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:42,915 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 296 of 383 [2024-11-12 12:38:42,915 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:43,162 INFO L124 PetriNetUnfolderBase]: 659/2053 cut-off events. [2024-11-12 12:38:43,162 INFO L125 PetriNetUnfolderBase]: For 74/74 co-relation queries the response was YES. [2024-11-12 12:38:43,169 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3003 conditions, 2053 events. 659/2053 cut-off events. For 74/74 co-relation queries the response was YES. Maximal size of possible extension queue 110. Compared 13959 event pairs, 108 based on Foata normal form. 0/1862 useless extension candidates. Maximal degree in co-relation 2985. Up to 645 conditions per place. [2024-11-12 12:38:43,176 INFO L140 encePairwiseOnDemand]: 374/383 looper letters, 39 selfloop transitions, 4 changer transitions 0/298 dead transitions. [2024-11-12 12:38:43,177 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 286 places, 298 transitions, 708 flow [2024-11-12 12:38:43,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:43,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 936 transitions. [2024-11-12 12:38:43,179 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.814621409921671 [2024-11-12 12:38:43,179 INFO L175 Difference]: Start difference. First operand has 289 places, 287 transitions, 593 flow. Second operand 3 states and 936 transitions. [2024-11-12 12:38:43,179 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 286 places, 298 transitions, 708 flow [2024-11-12 12:38:43,180 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 281 places, 298 transitions, 698 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-12 12:38:43,185 INFO L231 Difference]: Finished difference. Result has 283 places, 285 transitions, 601 flow [2024-11-12 12:38:43,186 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=573, PETRI_DIFFERENCE_MINUEND_PLACES=279, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=282, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=278, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=601, PETRI_PLACES=283, PETRI_TRANSITIONS=285} [2024-11-12 12:38:43,187 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -70 predicate places. [2024-11-12 12:38:43,187 INFO L471 AbstractCegarLoop]: Abstraction has has 283 places, 285 transitions, 601 flow [2024-11-12 12:38:43,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 297.0) internal successors, (891), 3 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:43,188 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:43,188 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] [2024-11-12 12:38:43,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 12:38:43,188 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:43,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:43,189 INFO L85 PathProgramCache]: Analyzing trace with hash -246283356, now seen corresponding path program 1 times [2024-11-12 12:38:43,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:43,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012225323] [2024-11-12 12:38:43,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:43,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:43,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:43,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:43,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012225323] [2024-11-12 12:38:43,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012225323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:43,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:43,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:43,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127718894] [2024-11-12 12:38:43,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:43,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:43,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:43,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:43,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:43,229 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 383 [2024-11-12 12:38:43,231 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 283 places, 285 transitions, 601 flow. Second operand has 3 states, 3 states have (on average 306.0) internal successors, (918), 3 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:43,231 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:43,231 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 383 [2024-11-12 12:38:43,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:43,554 INFO L124 PetriNetUnfolderBase]: 896/2704 cut-off events. [2024-11-12 12:38:43,554 INFO L125 PetriNetUnfolderBase]: For 421/421 co-relation queries the response was YES. [2024-11-12 12:38:43,562 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4255 conditions, 2704 events. 896/2704 cut-off events. For 421/421 co-relation queries the response was YES. Maximal size of possible extension queue 154. Compared 19747 event pairs, 163 based on Foata normal form. 1/2506 useless extension candidates. Maximal degree in co-relation 4154. Up to 824 conditions per place. [2024-11-12 12:38:43,575 INFO L140 encePairwiseOnDemand]: 377/383 looper letters, 33 selfloop transitions, 3 changer transitions 12/299 dead transitions. [2024-11-12 12:38:43,575 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 283 places, 299 transitions, 722 flow [2024-11-12 12:38:43,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:43,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 951 transitions. [2024-11-12 12:38:43,578 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8276762402088773 [2024-11-12 12:38:43,578 INFO L175 Difference]: Start difference. First operand has 283 places, 285 transitions, 601 flow. Second operand 3 states and 951 transitions. [2024-11-12 12:38:43,579 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 283 places, 299 transitions, 722 flow [2024-11-12 12:38:43,581 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 281 places, 299 transitions, 710 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:43,583 INFO L231 Difference]: Finished difference. Result has 282 places, 274 transitions, 580 flow [2024-11-12 12:38:43,584 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=589, PETRI_DIFFERENCE_MINUEND_PLACES=279, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=283, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=280, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=580, PETRI_PLACES=282, PETRI_TRANSITIONS=274} [2024-11-12 12:38:43,585 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -71 predicate places. [2024-11-12 12:38:43,585 INFO L471 AbstractCegarLoop]: Abstraction has has 282 places, 274 transitions, 580 flow [2024-11-12 12:38:43,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.0) internal successors, (918), 3 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:43,585 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:43,585 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, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:43,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-12 12:38:43,586 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:43,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:43,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1286801110, now seen corresponding path program 1 times [2024-11-12 12:38:43,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:43,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866270323] [2024-11-12 12:38:43,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:43,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:43,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:43,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:43,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866270323] [2024-11-12 12:38:43,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866270323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:43,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:43,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:43,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283490559] [2024-11-12 12:38:43,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:43,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:43,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:43,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:43,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:43,633 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 383 [2024-11-12 12:38:43,634 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 282 places, 274 transitions, 580 flow. Second operand has 3 states, 3 states have (on average 303.0) internal successors, (909), 3 states have internal predecessors, (909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:43,634 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:43,634 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 383 [2024-11-12 12:38:43,634 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:43,946 INFO L124 PetriNetUnfolderBase]: 1012/2560 cut-off events. [2024-11-12 12:38:43,946 INFO L125 PetriNetUnfolderBase]: For 384/384 co-relation queries the response was YES. [2024-11-12 12:38:43,952 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4569 conditions, 2560 events. 1012/2560 cut-off events. For 384/384 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 16654 event pairs, 126 based on Foata normal form. 4/2434 useless extension candidates. Maximal degree in co-relation 4467. Up to 1254 conditions per place. [2024-11-12 12:38:43,959 INFO L140 encePairwiseOnDemand]: 376/383 looper letters, 38 selfloop transitions, 4 changer transitions 4/288 dead transitions. [2024-11-12 12:38:43,959 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 272 places, 288 transitions, 712 flow [2024-11-12 12:38:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:43,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:43,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 946 transitions. [2024-11-12 12:38:43,961 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8233246301131418 [2024-11-12 12:38:43,961 INFO L175 Difference]: Start difference. First operand has 282 places, 274 transitions, 580 flow. Second operand 3 states and 946 transitions. [2024-11-12 12:38:43,961 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 272 places, 288 transitions, 712 flow [2024-11-12 12:38:43,963 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 288 transitions, 707 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:43,965 INFO L231 Difference]: Finished difference. Result has 272 places, 270 transitions, 587 flow [2024-11-12 12:38:43,966 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=571, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=587, PETRI_PLACES=272, PETRI_TRANSITIONS=270} [2024-11-12 12:38:43,966 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -81 predicate places. [2024-11-12 12:38:43,966 INFO L471 AbstractCegarLoop]: Abstraction has has 272 places, 270 transitions, 587 flow [2024-11-12 12:38:43,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.0) internal successors, (909), 3 states have internal predecessors, (909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:43,967 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:43,967 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:43,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-12 12:38:43,967 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 114 more)] === [2024-11-12 12:38:43,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:43,968 INFO L85 PathProgramCache]: Analyzing trace with hash 854834517, now seen corresponding path program 1 times [2024-11-12 12:38:43,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:43,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123818360] [2024-11-12 12:38:43,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:43,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:43,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:43,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:43,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123818360] [2024-11-12 12:38:43,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123818360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:43,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:43,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:43,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823805917] [2024-11-12 12:38:43,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:43,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:44,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:44,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:44,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:44,014 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 383 [2024-11-12 12:38:44,015 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 270 transitions, 587 flow. Second operand has 3 states, 3 states have (on average 306.0) internal successors, (918), 3 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:44,015 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:44,015 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 383 [2024-11-12 12:38:44,015 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:44,376 INFO L124 PetriNetUnfolderBase]: 1156/3204 cut-off events. [2024-11-12 12:38:44,377 INFO L125 PetriNetUnfolderBase]: For 739/739 co-relation queries the response was YES. [2024-11-12 12:38:44,383 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5817 conditions, 3204 events. 1156/3204 cut-off events. For 739/739 co-relation queries the response was YES. Maximal size of possible extension queue 166. Compared 23254 event pairs, 115 based on Foata normal form. 4/3026 useless extension candidates. Maximal degree in co-relation 5715. Up to 1430 conditions per place. [2024-11-12 12:38:44,384 INFO L140 encePairwiseOnDemand]: 377/383 looper letters, 0 selfloop transitions, 0 changer transitions 287/287 dead transitions. [2024-11-12 12:38:44,385 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 287 transitions, 737 flow [2024-11-12 12:38:44,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 952 transitions. [2024-11-12 12:38:44,387 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8285465622280244 [2024-11-12 12:38:44,387 INFO L175 Difference]: Start difference. First operand has 272 places, 270 transitions, 587 flow. Second operand 3 states and 952 transitions. [2024-11-12 12:38:44,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 287 transitions, 737 flow [2024-11-12 12:38:44,389 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 268 places, 287 transitions, 737 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-12 12:38:44,391 INFO L231 Difference]: Finished difference. Result has 268 places, 0 transitions, 0 flow [2024-11-12 12:38:44,391 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=383, PETRI_DIFFERENCE_MINUEND_FLOW=583, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=268, PETRI_TRANSITIONS=0} [2024-11-12 12:38:44,391 INFO L279 CegarLoopForPetriNet]: 353 programPoint places, -85 predicate places. [2024-11-12 12:38:44,392 INFO L471 AbstractCegarLoop]: Abstraction has has 268 places, 0 transitions, 0 flow [2024-11-12 12:38:44,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.0) internal successors, (918), 3 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 12:38:44,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (117 of 118 remaining) [2024-11-12 12:38:44,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (116 of 118 remaining) [2024-11-12 12:38:44,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (115 of 118 remaining) [2024-11-12 12:38:44,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (114 of 118 remaining) [2024-11-12 12:38:44,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (113 of 118 remaining) [2024-11-12 12:38:44,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (112 of 118 remaining) [2024-11-12 12:38:44,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (111 of 118 remaining) [2024-11-12 12:38:44,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (110 of 118 remaining) [2024-11-12 12:38:44,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (109 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (108 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (107 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (106 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (105 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (104 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (103 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (102 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (101 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (100 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (99 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (98 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (97 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (96 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (95 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (94 of 118 remaining) [2024-11-12 12:38:44,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (93 of 118 remaining) [2024-11-12 12:38:44,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (92 of 118 remaining) [2024-11-12 12:38:44,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (91 of 118 remaining) [2024-11-12 12:38:44,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (90 of 118 remaining) [2024-11-12 12:38:44,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (89 of 118 remaining) [2024-11-12 12:38:44,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (88 of 118 remaining) [2024-11-12 12:38:44,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (87 of 118 remaining) [2024-11-12 12:38:44,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (86 of 118 remaining) [2024-11-12 12:38:44,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (85 of 118 remaining) [2024-11-12 12:38:44,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (84 of 118 remaining) [2024-11-12 12:38:44,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (83 of 118 remaining) [2024-11-12 12:38:44,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (82 of 118 remaining) [2024-11-12 12:38:44,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (81 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (80 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (79 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (78 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (77 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (76 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (75 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (74 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (73 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (72 of 118 remaining) [2024-11-12 12:38:44,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (71 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (70 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (69 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (68 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (67 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (66 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (65 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (64 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (63 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (62 of 118 remaining) [2024-11-12 12:38:44,402 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (61 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (60 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (59 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (55 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (54 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (53 of 118 remaining) [2024-11-12 12:38:44,403 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (52 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (51 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (50 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (49 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (48 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (47 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (46 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (45 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (44 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (43 of 118 remaining) [2024-11-12 12:38:44,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (42 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (41 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (40 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (39 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (38 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (37 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (36 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (35 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (34 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (33 of 118 remaining) [2024-11-12 12:38:44,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (32 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (31 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (30 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (29 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (28 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (27 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (26 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (25 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (24 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (23 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (22 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (21 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (20 of 118 remaining) [2024-11-12 12:38:44,406 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (19 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (18 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (17 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (16 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (15 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (14 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (13 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (12 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (11 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (10 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (9 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (8 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (7 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (6 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (5 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (4 of 118 remaining) [2024-11-12 12:38:44,407 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (3 of 118 remaining) [2024-11-12 12:38:44,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (2 of 118 remaining) [2024-11-12 12:38:44,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (1 of 118 remaining) [2024-11-12 12:38:44,408 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (0 of 118 remaining) [2024-11-12 12:38:44,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-12 12:38:44,408 INFO L421 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:44,415 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-12 12:38:44,415 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-12 12:38:44,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:38:44 BasicIcfg [2024-11-12 12:38:44,420 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-12 12:38:44,420 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 12:38:44,420 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 12:38:44,421 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 12:38:44,421 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:38:38" (3/4) ... [2024-11-12 12:38:44,422 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-12 12:38:44,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-12 12:38:44,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-12 12:38:44,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-12 12:38:44,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-12 12:38:44,430 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-12 12:38:44,431 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-12 12:38:44,431 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-12 12:38:44,431 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-12 12:38:44,514 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-12 12:38:44,514 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-12 12:38:44,515 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 12:38:44,515 INFO L158 Benchmark]: Toolchain (without parser) took 7285.03ms. Allocated memory was 169.9MB in the beginning and 522.2MB in the end (delta: 352.3MB). Free memory was 96.5MB in the beginning and 392.3MB in the end (delta: -295.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-12 12:38:44,515 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 169.9MB. Free memory is still 123.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 12:38:44,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.60ms. Allocated memory is still 169.9MB. Free memory was 96.2MB in the beginning and 139.9MB in the end (delta: -43.6MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2024-11-12 12:38:44,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.16ms. Allocated memory is still 169.9MB. Free memory was 139.9MB in the beginning and 136.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 12:38:44,516 INFO L158 Benchmark]: Boogie Preprocessor took 50.22ms. Allocated memory is still 169.9MB. Free memory was 136.6MB in the beginning and 133.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-12 12:38:44,516 INFO L158 Benchmark]: RCFGBuilder took 1068.26ms. Allocated memory was 169.9MB in the beginning and 249.6MB in the end (delta: 79.7MB). Free memory was 133.6MB in the beginning and 175.1MB in the end (delta: -41.6MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2024-11-12 12:38:44,516 INFO L158 Benchmark]: TraceAbstraction took 5698.30ms. Allocated memory was 249.6MB in the beginning and 522.2MB in the end (delta: 272.6MB). Free memory was 175.1MB in the beginning and 399.7MB in the end (delta: -224.5MB). Peak memory consumption was 285.1MB. Max. memory is 16.1GB. [2024-11-12 12:38:44,516 INFO L158 Benchmark]: Witness Printer took 94.31ms. Allocated memory is still 522.2MB. Free memory was 399.7MB in the beginning and 392.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-12 12:38:44,518 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 169.9MB. Free memory is still 123.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.60ms. Allocated memory is still 169.9MB. Free memory was 96.2MB in the beginning and 139.9MB in the end (delta: -43.6MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.16ms. Allocated memory is still 169.9MB. Free memory was 139.9MB in the beginning and 136.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.22ms. Allocated memory is still 169.9MB. Free memory was 136.6MB in the beginning and 133.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1068.26ms. Allocated memory was 169.9MB in the beginning and 249.6MB in the end (delta: 79.7MB). Free memory was 133.6MB in the beginning and 175.1MB in the end (delta: -41.6MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5698.30ms. Allocated memory was 249.6MB in the beginning and 522.2MB in the end (delta: 272.6MB). Free memory was 175.1MB in the beginning and 399.7MB in the end (delta: -224.5MB). Peak memory consumption was 285.1MB. Max. memory is 16.1GB. * Witness Printer took 94.31ms. Allocated memory is still 522.2MB. Free memory was 399.7MB in the beginning and 392.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: 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: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: 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 9 procedures, 456 locations, 118 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: 5.6s, OverallIterations: 16, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 350 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 151 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 818 IncrementalHoareTripleChecker+Invalid, 885 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 68 mSDtfsCounter, 818 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=740occurred in iteration=0, InterpolantAutomatonStates: 51, 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, 0.7s InterpolantComputationTime, 1476 NumberOfCodeBlocks, 1476 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1460 ConstructedInterpolants, 0 QuantifiedInterpolants, 1605 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 70 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-12 12:38:44,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/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