./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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/popl20-bad-ring.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 be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 17:58:19,356 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 17:58:19,427 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-22 17:58:19,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 17:58:19,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 17:58:19,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 17:58:19,456 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 17:58:19,456 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 17:58:19,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 17:58:19,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 17:58:19,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 17:58:19,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 17:58:19,458 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 17:58:19,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 17:58:19,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 17:58:19,458 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 17:58:19,458 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 17:58:19,459 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 17:58:19,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 17:58:19,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 17:58:19,461 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 17:58:19,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 17:58:19,462 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-22 17:58:19,464 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 17:58:19,464 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 17:58:19,464 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 17:58:19,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 17:58:19,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 17:58:19,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 17:58:19,464 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 17:58:19,465 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 17:58:19,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 17:58:19,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 17:58:19,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 17:58:19,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 17:58:19,465 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 17:58:19,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 17:58:19,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 17:58:19,466 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 17:58:19,466 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 17:58:19,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 17:58:19,468 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe [2024-11-22 17:58:19,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 17:58:19,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 17:58:19,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 17:58:19,700 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 17:58:19,701 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 17:58:19,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-22 17:58:20,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 17:58:21,132 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 17:58:21,132 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-22 17:58:21,138 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61039fa8e/6edb35ac870f40a683219c074b54b0d6/FLAG8dcbe1d0e [2024-11-22 17:58:21,151 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61039fa8e/6edb35ac870f40a683219c074b54b0d6 [2024-11-22 17:58:21,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 17:58:21,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 17:58:21,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 17:58:21,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 17:58:21,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 17:58:21,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450f609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21, skipping insertion in model container [2024-11-22 17:58:21,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 17:58:21,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 17:58:21,402 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 17:58:21,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 17:58:21,470 INFO L204 MainTranslator]: Completed translation [2024-11-22 17:58:21,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21 WrapperNode [2024-11-22 17:58:21,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 17:58:21,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 17:58:21,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 17:58:21,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 17:58:21,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,489 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,545 INFO L138 Inliner]: procedures = 24, calls = 47, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 614 [2024-11-22 17:58:21,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 17:58:21,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 17:58:21,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 17:58:21,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 17:58:21,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 17:58:21,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 17:58:21,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 17:58:21,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 17:58:21,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (1/1) ... [2024-11-22 17:58:21,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 17:58:21,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 17:58:21,636 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) [2024-11-22 17:58:21,639 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 [2024-11-22 17:58:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 17:58:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-22 17:58:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-22 17:58:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-22 17:58:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-22 17:58:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-22 17:58:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-22 17:58:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-22 17:58:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-22 17:58:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-22 17:58:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-22 17:58:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 17:58:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 17:58:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 17:58:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-22 17:58:21,684 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-22 17:58:21,783 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 17:58:21,785 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 17:58:22,396 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-22 17:58:22,396 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 17:58:22,838 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 17:58:22,838 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-22 17:58:22,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:58:22 BoogieIcfgContainer [2024-11-22 17:58:22,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 17:58:22,840 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 17:58:22,840 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 17:58:22,844 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 17:58:22,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 05:58:21" (1/3) ... [2024-11-22 17:58:22,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bf4aa52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 05:58:22, skipping insertion in model container [2024-11-22 17:58:22,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:58:21" (2/3) ... [2024-11-22 17:58:22,845 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bf4aa52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 05:58:22, skipping insertion in model container [2024-11-22 17:58:22,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:58:22" (3/3) ... [2024-11-22 17:58:22,846 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring.wvr.c [2024-11-22 17:58:22,859 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 17:58:22,860 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 90 error locations. [2024-11-22 17:58:22,860 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-22 17:58:22,970 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-22 17:58:23,039 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 448 places, 460 transitions, 941 flow [2024-11-22 17:58:23,150 INFO L124 PetriNetUnfolderBase]: 22/457 cut-off events. [2024-11-22 17:58:23,151 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-22 17:58:23,159 INFO L83 FinitePrefix]: Finished finitePrefix Result has 470 conditions, 457 events. 22/457 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 779 event pairs, 0 based on Foata normal form. 0/345 useless extension candidates. Maximal degree in co-relation 405. Up to 3 conditions per place. [2024-11-22 17:58:23,159 INFO L82 GeneralOperation]: Start removeDead. Operand has 448 places, 460 transitions, 941 flow [2024-11-22 17:58:23,169 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 429 places, 440 transitions, 898 flow [2024-11-22 17:58:23,181 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 17:58:23,187 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;@dee2bbc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 17:58:23,187 INFO L334 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-11-22 17:58:23,193 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 17:58:23,193 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-11-22 17:58:23,193 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 17:58:23,194 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:23,194 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:23,195 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:23,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:23,198 INFO L85 PathProgramCache]: Analyzing trace with hash 2057893164, now seen corresponding path program 1 times [2024-11-22 17:58:23,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:23,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101962984] [2024-11-22 17:58:23,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:23,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:23,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:23,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:23,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:23,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101962984] [2024-11-22 17:58:23,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101962984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:23,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:23,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:23,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579339165] [2024-11-22 17:58:23,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:23,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:23,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:23,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:23,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:23,423 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 359 out of 460 [2024-11-22 17:58:23,429 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 429 places, 440 transitions, 898 flow. Second operand has 3 states, 3 states have (on average 360.3333333333333) internal successors, (1081), 3 states have internal predecessors, (1081), 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) [2024-11-22 17:58:23,429 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:23,430 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 359 of 460 [2024-11-22 17:58:23,430 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:23,685 INFO L124 PetriNetUnfolderBase]: 148/865 cut-off events. [2024-11-22 17:58:23,685 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2024-11-22 17:58:23,688 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1145 conditions, 865 events. 148/865 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 3659 event pairs, 92 based on Foata normal form. 75/843 useless extension candidates. Maximal degree in co-relation 754. Up to 219 conditions per place. [2024-11-22 17:58:23,694 INFO L140 encePairwiseOnDemand]: 380/460 looper letters, 18 selfloop transitions, 2 changer transitions 7/362 dead transitions. [2024-11-22 17:58:23,695 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 362 transitions, 782 flow [2024-11-22 17:58:23,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:23,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:23,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1175 transitions. [2024-11-22 17:58:23,712 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8514492753623188 [2024-11-22 17:58:23,714 INFO L175 Difference]: Start difference. First operand has 429 places, 440 transitions, 898 flow. Second operand 3 states and 1175 transitions. [2024-11-22 17:58:23,715 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 362 transitions, 782 flow [2024-11-22 17:58:23,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 362 transitions, 770 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-22 17:58:23,727 INFO L231 Difference]: Finished difference. Result has 362 places, 355 transitions, 720 flow [2024-11-22 17:58:23,729 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=730, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=362, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=360, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=720, PETRI_PLACES=362, PETRI_TRANSITIONS=355} [2024-11-22 17:58:23,733 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -67 predicate places. [2024-11-22 17:58:23,733 INFO L471 AbstractCegarLoop]: Abstraction has has 362 places, 355 transitions, 720 flow [2024-11-22 17:58:23,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 360.3333333333333) internal successors, (1081), 3 states have internal predecessors, (1081), 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) [2024-11-22 17:58:23,734 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:23,735 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:23,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 17:58:23,735 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:23,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:23,736 INFO L85 PathProgramCache]: Analyzing trace with hash -807083259, now seen corresponding path program 1 times [2024-11-22 17:58:23,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:23,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073790691] [2024-11-22 17:58:23,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:23,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:23,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:23,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073790691] [2024-11-22 17:58:23,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073790691] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:23,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:23,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:23,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84696367] [2024-11-22 17:58:23,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:23,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:23,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:23,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:23,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:23,817 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:23,818 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 355 transitions, 720 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:23,819 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:23,819 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:23,819 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:23,994 INFO L124 PetriNetUnfolderBase]: 135/830 cut-off events. [2024-11-22 17:58:23,994 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:23,999 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1048 conditions, 830 events. 135/830 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3514 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 1009. Up to 195 conditions per place. [2024-11-22 17:58:24,003 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/354 dead transitions. [2024-11-22 17:58:24,003 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 356 places, 354 transitions, 756 flow [2024-11-22 17:58:24,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:24,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:24,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-22 17:58:24,005 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-22 17:58:24,005 INFO L175 Difference]: Start difference. First operand has 362 places, 355 transitions, 720 flow. Second operand 3 states and 1100 transitions. [2024-11-22 17:58:24,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 356 places, 354 transitions, 756 flow [2024-11-22 17:58:24,008 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 354 transitions, 752 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:24,012 INFO L231 Difference]: Finished difference. Result has 354 places, 354 transitions, 718 flow [2024-11-22 17:58:24,014 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=354, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=718, PETRI_PLACES=354, PETRI_TRANSITIONS=354} [2024-11-22 17:58:24,015 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -75 predicate places. [2024-11-22 17:58:24,016 INFO L471 AbstractCegarLoop]: Abstraction has has 354 places, 354 transitions, 718 flow [2024-11-22 17:58:24,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:24,016 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:24,017 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:24,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 17:58:24,017 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:24,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:24,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1332953604, now seen corresponding path program 1 times [2024-11-22 17:58:24,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:24,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166140383] [2024-11-22 17:58:24,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:24,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:24,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:24,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:24,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166140383] [2024-11-22 17:58:24,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166140383] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:24,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:24,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:24,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842609347] [2024-11-22 17:58:24,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:24,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:24,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:24,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:24,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:24,074 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:24,076 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 354 places, 354 transitions, 718 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:24,076 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:24,076 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:24,076 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:24,215 INFO L124 PetriNetUnfolderBase]: 135/829 cut-off events. [2024-11-22 17:58:24,215 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:24,217 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1047 conditions, 829 events. 135/829 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3522 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 1000. Up to 195 conditions per place. [2024-11-22 17:58:24,219 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/353 dead transitions. [2024-11-22 17:58:24,219 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 353 transitions, 754 flow [2024-11-22 17:58:24,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-22 17:58:24,221 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-22 17:58:24,221 INFO L175 Difference]: Start difference. First operand has 354 places, 354 transitions, 718 flow. Second operand 3 states and 1100 transitions. [2024-11-22 17:58:24,221 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 355 places, 353 transitions, 754 flow [2024-11-22 17:58:24,223 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 353 places, 353 transitions, 750 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:24,226 INFO L231 Difference]: Finished difference. Result has 353 places, 353 transitions, 716 flow [2024-11-22 17:58:24,226 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=712, PETRI_DIFFERENCE_MINUEND_PLACES=351, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=353, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=351, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=716, PETRI_PLACES=353, PETRI_TRANSITIONS=353} [2024-11-22 17:58:24,227 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -76 predicate places. [2024-11-22 17:58:24,227 INFO L471 AbstractCegarLoop]: Abstraction has has 353 places, 353 transitions, 716 flow [2024-11-22 17:58:24,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:24,228 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:24,228 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:24,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 17:58:24,228 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:24,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:24,229 INFO L85 PathProgramCache]: Analyzing trace with hash -643084830, now seen corresponding path program 1 times [2024-11-22 17:58:24,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:24,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829315388] [2024-11-22 17:58:24,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:24,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:24,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:24,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:24,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829315388] [2024-11-22 17:58:24,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829315388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:24,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:24,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:24,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90300946] [2024-11-22 17:58:24,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:24,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:24,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:24,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:24,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:24,278 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:24,279 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 353 places, 353 transitions, 716 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:24,279 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:24,279 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:24,280 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:24,403 INFO L124 PetriNetUnfolderBase]: 135/828 cut-off events. [2024-11-22 17:58:24,403 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:24,404 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1046 conditions, 828 events. 135/828 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3538 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 991. Up to 195 conditions per place. [2024-11-22 17:58:24,406 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/352 dead transitions. [2024-11-22 17:58:24,406 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 354 places, 352 transitions, 752 flow [2024-11-22 17:58:24,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:24,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:24,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-22 17:58:24,409 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-22 17:58:24,409 INFO L175 Difference]: Start difference. First operand has 353 places, 353 transitions, 716 flow. Second operand 3 states and 1100 transitions. [2024-11-22 17:58:24,409 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 354 places, 352 transitions, 752 flow [2024-11-22 17:58:24,410 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 352 transitions, 748 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:24,413 INFO L231 Difference]: Finished difference. Result has 352 places, 352 transitions, 714 flow [2024-11-22 17:58:24,413 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=710, PETRI_DIFFERENCE_MINUEND_PLACES=350, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=714, PETRI_PLACES=352, PETRI_TRANSITIONS=352} [2024-11-22 17:58:24,414 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -77 predicate places. [2024-11-22 17:58:24,414 INFO L471 AbstractCegarLoop]: Abstraction has has 352 places, 352 transitions, 714 flow [2024-11-22 17:58:24,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:24,415 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:24,415 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:24,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 17:58:24,415 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:24,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:24,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1496676515, now seen corresponding path program 1 times [2024-11-22 17:58:24,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:24,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974099215] [2024-11-22 17:58:24,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:24,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:24,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:24,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:24,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974099215] [2024-11-22 17:58:24,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974099215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:24,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:24,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:24,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617657470] [2024-11-22 17:58:24,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:24,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:24,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:24,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:24,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:24,475 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-22 17:58:24,476 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 352 transitions, 714 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:24,477 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:24,477 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-22 17:58:24,477 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:24,577 INFO L124 PetriNetUnfolderBase]: 135/827 cut-off events. [2024-11-22 17:58:24,577 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:24,579 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1042 conditions, 827 events. 135/827 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3533 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 979. Up to 192 conditions per place. [2024-11-22 17:58:24,582 INFO L140 encePairwiseOnDemand]: 458/460 looper letters, 15 selfloop transitions, 1 changer transitions 0/351 dead transitions. [2024-11-22 17:58:24,582 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 351 transitions, 744 flow [2024-11-22 17:58:24,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:24,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1109 transitions. [2024-11-22 17:58:24,584 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.803623188405797 [2024-11-22 17:58:24,584 INFO L175 Difference]: Start difference. First operand has 352 places, 352 transitions, 714 flow. Second operand 3 states and 1109 transitions. [2024-11-22 17:58:24,584 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 351 transitions, 744 flow [2024-11-22 17:58:24,586 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 351 places, 351 transitions, 740 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:24,588 INFO L231 Difference]: Finished difference. Result has 351 places, 351 transitions, 710 flow [2024-11-22 17:58:24,589 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=708, PETRI_DIFFERENCE_MINUEND_PLACES=349, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=710, PETRI_PLACES=351, PETRI_TRANSITIONS=351} [2024-11-22 17:58:24,589 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -78 predicate places. [2024-11-22 17:58:24,589 INFO L471 AbstractCegarLoop]: Abstraction has has 351 places, 351 transitions, 710 flow [2024-11-22 17:58:24,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:24,590 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:24,591 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:24,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 17:58:24,591 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:24,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:24,591 INFO L85 PathProgramCache]: Analyzing trace with hash 372795618, now seen corresponding path program 1 times [2024-11-22 17:58:24,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:24,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965549765] [2024-11-22 17:58:24,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:24,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:24,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:24,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:24,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965549765] [2024-11-22 17:58:24,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965549765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:24,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:24,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 17:58:24,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765624545] [2024-11-22 17:58:24,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:24,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 17:58:24,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:24,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 17:58:24,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-22 17:58:25,178 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 326 out of 460 [2024-11-22 17:58:25,180 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 351 places, 351 transitions, 710 flow. Second operand has 6 states, 6 states have (on average 327.5) internal successors, (1965), 6 states have internal predecessors, (1965), 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) [2024-11-22 17:58:25,180 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:25,181 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 326 of 460 [2024-11-22 17:58:25,181 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:25,317 INFO L124 PetriNetUnfolderBase]: 135/824 cut-off events. [2024-11-22 17:58:25,317 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:25,318 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1074 conditions, 824 events. 135/824 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3538 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 1012. Up to 215 conditions per place. [2024-11-22 17:58:25,320 INFO L140 encePairwiseOnDemand]: 442/460 looper letters, 37 selfloop transitions, 15 changer transitions 0/348 dead transitions. [2024-11-22 17:58:25,320 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 348 transitions, 808 flow [2024-11-22 17:58:25,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 17:58:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-22 17:58:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2011 transitions. [2024-11-22 17:58:25,323 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7286231884057971 [2024-11-22 17:58:25,323 INFO L175 Difference]: Start difference. First operand has 351 places, 351 transitions, 710 flow. Second operand 6 states and 2011 transitions. [2024-11-22 17:58:25,323 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 348 transitions, 808 flow [2024-11-22 17:58:25,325 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 348 transitions, 807 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:25,328 INFO L231 Difference]: Finished difference. Result has 352 places, 348 transitions, 733 flow [2024-11-22 17:58:25,328 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=703, PETRI_DIFFERENCE_MINUEND_PLACES=347, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=733, PETRI_PLACES=352, PETRI_TRANSITIONS=348} [2024-11-22 17:58:25,330 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -77 predicate places. [2024-11-22 17:58:25,331 INFO L471 AbstractCegarLoop]: Abstraction has has 352 places, 348 transitions, 733 flow [2024-11-22 17:58:25,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 327.5) internal successors, (1965), 6 states have internal predecessors, (1965), 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) [2024-11-22 17:58:25,332 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:25,332 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:25,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 17:58:25,332 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:25,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:25,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1759250594, now seen corresponding path program 1 times [2024-11-22 17:58:25,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:25,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39371693] [2024-11-22 17:58:25,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:25,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:25,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:25,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39371693] [2024-11-22 17:58:25,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39371693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:25,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:25,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:25,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194470884] [2024-11-22 17:58:25,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:25,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:25,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:25,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:25,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:25,380 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-22 17:58:25,382 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 348 transitions, 733 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:25,382 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:25,382 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-22 17:58:25,382 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:25,480 INFO L124 PetriNetUnfolderBase]: 135/823 cut-off events. [2024-11-22 17:58:25,481 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:25,482 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1054 conditions, 823 events. 135/823 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3535 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 1006. Up to 194 conditions per place. [2024-11-22 17:58:25,484 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 16 selfloop transitions, 2 changer transitions 0/347 dead transitions. [2024-11-22 17:58:25,484 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 347 transitions, 767 flow [2024-11-22 17:58:25,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:25,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:25,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-22 17:58:25,486 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-22 17:58:25,487 INFO L175 Difference]: Start difference. First operand has 352 places, 348 transitions, 733 flow. Second operand 3 states and 1102 transitions. [2024-11-22 17:58:25,487 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 347 transitions, 767 flow [2024-11-22 17:58:25,488 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 348 places, 347 transitions, 737 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-22 17:58:25,491 INFO L231 Difference]: Finished difference. Result has 348 places, 347 transitions, 705 flow [2024-11-22 17:58:25,491 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=701, PETRI_DIFFERENCE_MINUEND_PLACES=346, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=347, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=345, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=705, PETRI_PLACES=348, PETRI_TRANSITIONS=347} [2024-11-22 17:58:25,492 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -81 predicate places. [2024-11-22 17:58:25,492 INFO L471 AbstractCegarLoop]: Abstraction has has 348 places, 347 transitions, 705 flow [2024-11-22 17:58:25,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:25,493 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:25,493 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:25,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-22 17:58:25,493 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:25,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:25,493 INFO L85 PathProgramCache]: Analyzing trace with hash 396484117, now seen corresponding path program 1 times [2024-11-22 17:58:25,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:25,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040285] [2024-11-22 17:58:25,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:25,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:25,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:25,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:25,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040285] [2024-11-22 17:58:25,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:25,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:25,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:25,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445112028] [2024-11-22 17:58:25,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:25,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:25,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:25,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:25,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:25,521 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-22 17:58:25,522 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 348 places, 347 transitions, 705 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:25,522 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:25,522 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-22 17:58:25,523 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:25,643 INFO L124 PetriNetUnfolderBase]: 135/822 cut-off events. [2024-11-22 17:58:25,643 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:25,645 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1038 conditions, 822 events. 135/822 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3534 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 975. Up to 192 conditions per place. [2024-11-22 17:58:25,647 INFO L140 encePairwiseOnDemand]: 458/460 looper letters, 15 selfloop transitions, 1 changer transitions 0/346 dead transitions. [2024-11-22 17:58:25,647 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 349 places, 346 transitions, 735 flow [2024-11-22 17:58:25,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1109 transitions. [2024-11-22 17:58:25,650 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.803623188405797 [2024-11-22 17:58:25,650 INFO L175 Difference]: Start difference. First operand has 348 places, 347 transitions, 705 flow. Second operand 3 states and 1109 transitions. [2024-11-22 17:58:25,650 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 349 places, 346 transitions, 735 flow [2024-11-22 17:58:25,652 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 347 places, 346 transitions, 731 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:25,655 INFO L231 Difference]: Finished difference. Result has 347 places, 346 transitions, 701 flow [2024-11-22 17:58:25,655 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=699, PETRI_DIFFERENCE_MINUEND_PLACES=345, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=346, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=345, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=701, PETRI_PLACES=347, PETRI_TRANSITIONS=346} [2024-11-22 17:58:25,656 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -82 predicate places. [2024-11-22 17:58:25,656 INFO L471 AbstractCegarLoop]: Abstraction has has 347 places, 346 transitions, 701 flow [2024-11-22 17:58:25,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:25,657 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:25,657 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:25,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-22 17:58:25,657 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:25,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:25,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1682379237, now seen corresponding path program 1 times [2024-11-22 17:58:25,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:25,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048506481] [2024-11-22 17:58:25,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:25,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:25,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:25,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:25,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048506481] [2024-11-22 17:58:25,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048506481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:25,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:25,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:25,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055644519] [2024-11-22 17:58:25,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:25,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:25,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:25,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:25,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:25,709 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-22 17:58:25,711 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 347 places, 346 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:25,711 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:25,711 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-22 17:58:25,711 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:25,817 INFO L124 PetriNetUnfolderBase]: 135/821 cut-off events. [2024-11-22 17:58:25,818 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:25,819 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1038 conditions, 821 events. 135/821 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3493 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 975. Up to 194 conditions per place. [2024-11-22 17:58:25,822 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 16 selfloop transitions, 2 changer transitions 0/345 dead transitions. [2024-11-22 17:58:25,822 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 348 places, 345 transitions, 735 flow [2024-11-22 17:58:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:25,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-22 17:58:25,824 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-22 17:58:25,824 INFO L175 Difference]: Start difference. First operand has 347 places, 346 transitions, 701 flow. Second operand 3 states and 1102 transitions. [2024-11-22 17:58:25,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 348 places, 345 transitions, 735 flow [2024-11-22 17:58:25,826 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 347 places, 345 transitions, 734 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:25,828 INFO L231 Difference]: Finished difference. Result has 347 places, 345 transitions, 702 flow [2024-11-22 17:58:25,828 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=698, PETRI_DIFFERENCE_MINUEND_PLACES=345, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=345, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=343, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=702, PETRI_PLACES=347, PETRI_TRANSITIONS=345} [2024-11-22 17:58:25,829 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -82 predicate places. [2024-11-22 17:58:25,829 INFO L471 AbstractCegarLoop]: Abstraction has has 347 places, 345 transitions, 702 flow [2024-11-22 17:58:25,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:25,830 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:25,830 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:25,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-22 17:58:25,830 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:25,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:25,831 INFO L85 PathProgramCache]: Analyzing trace with hash 509013339, now seen corresponding path program 1 times [2024-11-22 17:58:25,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:25,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956339018] [2024-11-22 17:58:25,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:25,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:25,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:25,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:25,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956339018] [2024-11-22 17:58:25,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956339018] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:25,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:25,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:25,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386400424] [2024-11-22 17:58:25,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:25,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:25,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:25,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:25,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:25,874 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-22 17:58:25,875 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 347 places, 345 transitions, 702 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:25,875 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:25,875 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-22 17:58:25,875 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:25,981 INFO L124 PetriNetUnfolderBase]: 135/820 cut-off events. [2024-11-22 17:58:25,982 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:25,983 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 820 events. 135/820 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3491 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 974. Up to 192 conditions per place. [2024-11-22 17:58:25,984 INFO L140 encePairwiseOnDemand]: 458/460 looper letters, 15 selfloop transitions, 1 changer transitions 0/344 dead transitions. [2024-11-22 17:58:25,985 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 348 places, 344 transitions, 732 flow [2024-11-22 17:58:25,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:25,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1109 transitions. [2024-11-22 17:58:25,987 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.803623188405797 [2024-11-22 17:58:25,987 INFO L175 Difference]: Start difference. First operand has 347 places, 345 transitions, 702 flow. Second operand 3 states and 1109 transitions. [2024-11-22 17:58:25,987 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 348 places, 344 transitions, 732 flow [2024-11-22 17:58:25,988 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 346 places, 344 transitions, 728 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:25,991 INFO L231 Difference]: Finished difference. Result has 346 places, 344 transitions, 698 flow [2024-11-22 17:58:25,992 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=696, PETRI_DIFFERENCE_MINUEND_PLACES=344, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=344, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=343, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=698, PETRI_PLACES=346, PETRI_TRANSITIONS=344} [2024-11-22 17:58:25,992 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -83 predicate places. [2024-11-22 17:58:25,992 INFO L471 AbstractCegarLoop]: Abstraction has has 346 places, 344 transitions, 698 flow [2024-11-22 17:58:25,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:25,993 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:25,993 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:25,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-22 17:58:25,994 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:25,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:25,994 INFO L85 PathProgramCache]: Analyzing trace with hash -86622875, now seen corresponding path program 1 times [2024-11-22 17:58:25,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:25,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210109755] [2024-11-22 17:58:25,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:25,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:26,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:26,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:26,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210109755] [2024-11-22 17:58:26,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210109755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:26,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:26,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:26,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743416832] [2024-11-22 17:58:26,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:26,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:26,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:26,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:26,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:26,039 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-22 17:58:26,040 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 344 transitions, 698 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:26,040 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:26,040 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-22 17:58:26,040 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:26,134 INFO L124 PetriNetUnfolderBase]: 135/819 cut-off events. [2024-11-22 17:58:26,134 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:26,136 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 819 events. 135/819 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3486 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 974. Up to 194 conditions per place. [2024-11-22 17:58:26,138 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 16 selfloop transitions, 2 changer transitions 0/343 dead transitions. [2024-11-22 17:58:26,138 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 343 transitions, 732 flow [2024-11-22 17:58:26,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:26,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:26,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-22 17:58:26,140 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-22 17:58:26,140 INFO L175 Difference]: Start difference. First operand has 346 places, 344 transitions, 698 flow. Second operand 3 states and 1102 transitions. [2024-11-22 17:58:26,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 343 transitions, 732 flow [2024-11-22 17:58:26,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 346 places, 343 transitions, 731 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:26,145 INFO L231 Difference]: Finished difference. Result has 346 places, 343 transitions, 699 flow [2024-11-22 17:58:26,146 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=695, PETRI_DIFFERENCE_MINUEND_PLACES=344, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=343, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=341, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=699, PETRI_PLACES=346, PETRI_TRANSITIONS=343} [2024-11-22 17:58:26,146 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -83 predicate places. [2024-11-22 17:58:26,147 INFO L471 AbstractCegarLoop]: Abstraction has has 346 places, 343 transitions, 699 flow [2024-11-22 17:58:26,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:26,147 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:26,148 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:26,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-22 17:58:26,148 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:26,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:26,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1786793926, now seen corresponding path program 1 times [2024-11-22 17:58:26,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:26,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990988360] [2024-11-22 17:58:26,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:26,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:26,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:26,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990988360] [2024-11-22 17:58:26,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990988360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:26,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:26,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:26,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675550195] [2024-11-22 17:58:26,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:26,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:26,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:26,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:26,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:26,204 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:26,205 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 343 transitions, 699 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:26,205 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:26,205 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:26,205 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:26,317 INFO L124 PetriNetUnfolderBase]: 135/818 cut-off events. [2024-11-22 17:58:26,318 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:26,319 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1039 conditions, 818 events. 135/818 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3487 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 976. Up to 195 conditions per place. [2024-11-22 17:58:26,321 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/342 dead transitions. [2024-11-22 17:58:26,321 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 342 transitions, 735 flow [2024-11-22 17:58:26,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:26,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:26,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-22 17:58:26,323 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-22 17:58:26,323 INFO L175 Difference]: Start difference. First operand has 346 places, 343 transitions, 699 flow. Second operand 3 states and 1100 transitions. [2024-11-22 17:58:26,323 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 342 transitions, 735 flow [2024-11-22 17:58:26,324 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 345 places, 342 transitions, 731 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:26,327 INFO L231 Difference]: Finished difference. Result has 345 places, 342 transitions, 697 flow [2024-11-22 17:58:26,327 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=693, PETRI_DIFFERENCE_MINUEND_PLACES=343, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=340, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=345, PETRI_TRANSITIONS=342} [2024-11-22 17:58:26,328 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -84 predicate places. [2024-11-22 17:58:26,328 INFO L471 AbstractCegarLoop]: Abstraction has has 345 places, 342 transitions, 697 flow [2024-11-22 17:58:26,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:26,328 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:26,329 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:26,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-22 17:58:26,329 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:26,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:26,329 INFO L85 PathProgramCache]: Analyzing trace with hash -415536618, now seen corresponding path program 1 times [2024-11-22 17:58:26,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:26,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893799001] [2024-11-22 17:58:26,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:26,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:26,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:26,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:26,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893799001] [2024-11-22 17:58:26,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893799001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:26,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:26,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:26,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168845084] [2024-11-22 17:58:26,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:26,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:26,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:26,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:26,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:26,379 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:26,380 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 345 places, 342 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:26,380 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:26,380 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:26,381 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:26,474 INFO L124 PetriNetUnfolderBase]: 135/817 cut-off events. [2024-11-22 17:58:26,475 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:26,476 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1038 conditions, 817 events. 135/817 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3484 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 975. Up to 195 conditions per place. [2024-11-22 17:58:26,478 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/341 dead transitions. [2024-11-22 17:58:26,478 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 346 places, 341 transitions, 733 flow [2024-11-22 17:58:26,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:26,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-22 17:58:26,481 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-22 17:58:26,481 INFO L175 Difference]: Start difference. First operand has 345 places, 342 transitions, 697 flow. Second operand 3 states and 1100 transitions. [2024-11-22 17:58:26,481 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 346 places, 341 transitions, 733 flow [2024-11-22 17:58:26,482 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 344 places, 341 transitions, 729 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:26,484 INFO L231 Difference]: Finished difference. Result has 344 places, 341 transitions, 695 flow [2024-11-22 17:58:26,485 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=339, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=695, PETRI_PLACES=344, PETRI_TRANSITIONS=341} [2024-11-22 17:58:26,485 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -85 predicate places. [2024-11-22 17:58:26,485 INFO L471 AbstractCegarLoop]: Abstraction has has 344 places, 341 transitions, 695 flow [2024-11-22 17:58:26,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:26,486 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:26,486 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:26,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-22 17:58:26,487 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:26,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:26,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1119558372, now seen corresponding path program 1 times [2024-11-22 17:58:26,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:26,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833466853] [2024-11-22 17:58:26,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:26,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:26,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:26,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833466853] [2024-11-22 17:58:26,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833466853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:26,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:26,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:26,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105444458] [2024-11-22 17:58:26,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:26,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:26,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:26,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:26,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:26,532 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:26,533 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 341 transitions, 695 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:26,533 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:26,533 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:26,533 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:26,636 INFO L124 PetriNetUnfolderBase]: 135/816 cut-off events. [2024-11-22 17:58:26,636 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-22 17:58:26,637 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 816 events. 135/816 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3484 event pairs, 74 based on Foata normal form. 0/726 useless extension candidates. Maximal degree in co-relation 974. Up to 195 conditions per place. [2024-11-22 17:58:26,639 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/340 dead transitions. [2024-11-22 17:58:26,639 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 340 transitions, 731 flow [2024-11-22 17:58:26,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:26,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-22 17:58:26,641 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-22 17:58:26,641 INFO L175 Difference]: Start difference. First operand has 344 places, 341 transitions, 695 flow. Second operand 3 states and 1100 transitions. [2024-11-22 17:58:26,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 340 transitions, 731 flow [2024-11-22 17:58:26,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 340 transitions, 727 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:26,645 INFO L231 Difference]: Finished difference. Result has 343 places, 340 transitions, 693 flow [2024-11-22 17:58:26,645 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=689, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=340, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=338, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=693, PETRI_PLACES=343, PETRI_TRANSITIONS=340} [2024-11-22 17:58:26,646 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-22 17:58:26,646 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 340 transitions, 693 flow [2024-11-22 17:58:26,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:26,647 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:26,647 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:26,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-22 17:58:26,647 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:26,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:26,647 INFO L85 PathProgramCache]: Analyzing trace with hash -344290931, now seen corresponding path program 1 times [2024-11-22 17:58:26,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:26,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510549765] [2024-11-22 17:58:26,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:26,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:26,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:26,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510549765] [2024-11-22 17:58:26,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510549765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:26,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:26,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:26,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440367126] [2024-11-22 17:58:26,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:26,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:26,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:26,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:26,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:26,691 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-22 17:58:26,692 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 340 transitions, 693 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:26,692 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:26,692 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-22 17:58:26,692 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:26,783 INFO L124 PetriNetUnfolderBase]: 127/717 cut-off events. [2024-11-22 17:58:26,784 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-11-22 17:58:26,785 INFO L83 FinitePrefix]: Finished finitePrefix Result has 930 conditions, 717 events. 127/717 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2662 event pairs, 14 based on Foata normal form. 0/651 useless extension candidates. Maximal degree in co-relation 868. Up to 141 conditions per place. [2024-11-22 17:58:26,788 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 22 selfloop transitions, 2 changer transitions 0/347 dead transitions. [2024-11-22 17:58:26,788 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 347 transitions, 757 flow [2024-11-22 17:58:26,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1117 transitions. [2024-11-22 17:58:26,790 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8094202898550724 [2024-11-22 17:58:26,790 INFO L175 Difference]: Start difference. First operand has 343 places, 340 transitions, 693 flow. Second operand 3 states and 1117 transitions. [2024-11-22 17:58:26,790 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 347 transitions, 757 flow [2024-11-22 17:58:26,791 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 347 transitions, 753 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:26,796 INFO L231 Difference]: Finished difference. Result has 343 places, 340 transitions, 697 flow [2024-11-22 17:58:26,797 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=687, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=343, PETRI_TRANSITIONS=340} [2024-11-22 17:58:26,797 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-22 17:58:26,798 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 340 transitions, 697 flow [2024-11-22 17:58:26,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:26,799 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:26,799 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:26,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-22 17:58:26,799 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:26,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:26,799 INFO L85 PathProgramCache]: Analyzing trace with hash 875678034, now seen corresponding path program 1 times [2024-11-22 17:58:26,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:26,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217011104] [2024-11-22 17:58:26,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:26,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:26,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:26,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:26,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217011104] [2024-11-22 17:58:26,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217011104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:26,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:26,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:26,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245691955] [2024-11-22 17:58:26,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:26,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:26,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:26,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:26,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:26,849 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-22 17:58:26,850 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 340 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:26,850 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:26,850 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-22 17:58:26,850 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:26,983 INFO L124 PetriNetUnfolderBase]: 136/821 cut-off events. [2024-11-22 17:58:26,983 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-11-22 17:58:26,985 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1102 conditions, 821 events. 136/821 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 3576 event pairs, 74 based on Foata normal form. 0/732 useless extension candidates. Maximal degree in co-relation 1038. Up to 198 conditions per place. [2024-11-22 17:58:26,987 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/339 dead transitions. [2024-11-22 17:58:26,987 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 339 transitions, 733 flow [2024-11-22 17:58:26,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:26,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-22 17:58:26,989 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-22 17:58:26,989 INFO L175 Difference]: Start difference. First operand has 343 places, 340 transitions, 697 flow. Second operand 3 states and 1102 transitions. [2024-11-22 17:58:26,989 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 339 transitions, 733 flow [2024-11-22 17:58:26,992 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 339 transitions, 731 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:26,994 INFO L231 Difference]: Finished difference. Result has 343 places, 339 transitions, 697 flow [2024-11-22 17:58:26,994 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=693, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=343, PETRI_TRANSITIONS=339} [2024-11-22 17:58:26,995 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-22 17:58:26,995 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 339 transitions, 697 flow [2024-11-22 17:58:26,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:26,996 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:26,996 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:26,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-22 17:58:26,997 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:26,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:26,997 INFO L85 PathProgramCache]: Analyzing trace with hash -305279223, now seen corresponding path program 1 times [2024-11-22 17:58:26,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:26,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390257241] [2024-11-22 17:58:26,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:26,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:27,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:27,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:27,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390257241] [2024-11-22 17:58:27,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390257241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:27,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:27,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:27,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070827675] [2024-11-22 17:58:27,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:27,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:27,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:27,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:27,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:27,055 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-22 17:58:27,056 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 339 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:27,056 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:27,056 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-22 17:58:27,057 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:27,158 INFO L124 PetriNetUnfolderBase]: 137/782 cut-off events. [2024-11-22 17:58:27,158 INFO L125 PetriNetUnfolderBase]: For 51/51 co-relation queries the response was YES. [2024-11-22 17:58:27,160 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1048 conditions, 782 events. 137/782 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3168 event pairs, 28 based on Foata normal form. 0/710 useless extension candidates. Maximal degree in co-relation 985. Up to 119 conditions per place. [2024-11-22 17:58:27,162 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 24 selfloop transitions, 2 changer transitions 0/347 dead transitions. [2024-11-22 17:58:27,162 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 347 transitions, 771 flow [2024-11-22 17:58:27,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:27,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:27,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1117 transitions. [2024-11-22 17:58:27,164 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8094202898550724 [2024-11-22 17:58:27,164 INFO L175 Difference]: Start difference. First operand has 343 places, 339 transitions, 697 flow. Second operand 3 states and 1117 transitions. [2024-11-22 17:58:27,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 347 transitions, 771 flow [2024-11-22 17:58:27,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 347 transitions, 767 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:27,168 INFO L231 Difference]: Finished difference. Result has 343 places, 339 transitions, 701 flow [2024-11-22 17:58:27,169 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=338, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=701, PETRI_PLACES=343, PETRI_TRANSITIONS=339} [2024-11-22 17:58:27,169 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-22 17:58:27,169 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 339 transitions, 701 flow [2024-11-22 17:58:27,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:27,170 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:27,170 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:27,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-22 17:58:27,170 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:27,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:27,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1473824724, now seen corresponding path program 1 times [2024-11-22 17:58:27,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:27,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863905091] [2024-11-22 17:58:27,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:27,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:27,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:27,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863905091] [2024-11-22 17:58:27,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863905091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:27,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:27,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:27,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51666674] [2024-11-22 17:58:27,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:27,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:27,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:27,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:27,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:27,215 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-22 17:58:27,216 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 339 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:27,217 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:27,217 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-22 17:58:27,217 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:27,324 INFO L124 PetriNetUnfolderBase]: 137/826 cut-off events. [2024-11-22 17:58:27,324 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-11-22 17:58:27,326 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1142 conditions, 826 events. 137/826 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 3619 event pairs, 74 based on Foata normal form. 0/739 useless extension candidates. Maximal degree in co-relation 1077. Up to 202 conditions per place. [2024-11-22 17:58:27,329 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 18 selfloop transitions, 2 changer transitions 0/338 dead transitions. [2024-11-22 17:58:27,330 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 338 transitions, 739 flow [2024-11-22 17:58:27,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:27,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-22 17:58:27,332 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-22 17:58:27,332 INFO L175 Difference]: Start difference. First operand has 343 places, 339 transitions, 701 flow. Second operand 3 states and 1102 transitions. [2024-11-22 17:58:27,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 338 transitions, 739 flow [2024-11-22 17:58:27,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 338 transitions, 737 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:27,336 INFO L231 Difference]: Finished difference. Result has 343 places, 338 transitions, 701 flow [2024-11-22 17:58:27,337 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=697, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=338, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=701, PETRI_PLACES=343, PETRI_TRANSITIONS=338} [2024-11-22 17:58:27,337 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-22 17:58:27,337 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 338 transitions, 701 flow [2024-11-22 17:58:27,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:27,338 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:27,338 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:27,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-22 17:58:27,338 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:27,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:27,339 INFO L85 PathProgramCache]: Analyzing trace with hash 740267762, now seen corresponding path program 1 times [2024-11-22 17:58:27,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:27,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842042158] [2024-11-22 17:58:27,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:27,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:27,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:27,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842042158] [2024-11-22 17:58:27,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842042158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:27,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:27,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:27,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831116239] [2024-11-22 17:58:27,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:27,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:27,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:27,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:27,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:27,389 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-22 17:58:27,391 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 338 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:27,391 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:27,391 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-22 17:58:27,391 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:27,533 INFO L124 PetriNetUnfolderBase]: 196/990 cut-off events. [2024-11-22 17:58:27,533 INFO L125 PetriNetUnfolderBase]: For 131/131 co-relation queries the response was YES. [2024-11-22 17:58:27,536 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1439 conditions, 990 events. 196/990 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 4783 event pairs, 56 based on Foata normal form. 0/905 useless extension candidates. Maximal degree in co-relation 1375. Up to 163 conditions per place. [2024-11-22 17:58:27,539 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 30 selfloop transitions, 2 changer transitions 0/351 dead transitions. [2024-11-22 17:58:27,539 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 351 transitions, 804 flow [2024-11-22 17:58:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:27,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1121 transitions. [2024-11-22 17:58:27,541 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8123188405797102 [2024-11-22 17:58:27,541 INFO L175 Difference]: Start difference. First operand has 343 places, 338 transitions, 701 flow. Second operand 3 states and 1121 transitions. [2024-11-22 17:58:27,541 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 351 transitions, 804 flow [2024-11-22 17:58:27,543 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 351 transitions, 800 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:27,546 INFO L231 Difference]: Finished difference. Result has 343 places, 338 transitions, 705 flow [2024-11-22 17:58:27,546 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=695, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=705, PETRI_PLACES=343, PETRI_TRANSITIONS=338} [2024-11-22 17:58:27,547 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-22 17:58:27,547 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 338 transitions, 705 flow [2024-11-22 17:58:27,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-22 17:58:27,547 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:27,548 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:27,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-22 17:58:27,548 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:27,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:27,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1467867554, now seen corresponding path program 1 times [2024-11-22 17:58:27,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:27,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743655578] [2024-11-22 17:58:27,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:27,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:27,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:27,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:27,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743655578] [2024-11-22 17:58:27,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743655578] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:27,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:27,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:27,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125250859] [2024-11-22 17:58:27,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:27,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:27,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:27,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:27,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:27,593 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-22 17:58:27,594 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 338 transitions, 705 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:27,594 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:27,594 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-22 17:58:27,594 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:27,730 INFO L124 PetriNetUnfolderBase]: 196/1004 cut-off events. [2024-11-22 17:58:27,730 INFO L125 PetriNetUnfolderBase]: For 148/148 co-relation queries the response was YES. [2024-11-22 17:58:27,732 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1494 conditions, 1004 events. 196/1004 cut-off events. For 148/148 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 4847 event pairs, 124 based on Foata normal form. 0/905 useless extension candidates. Maximal degree in co-relation 1428. Up to 301 conditions per place. [2024-11-22 17:58:27,734 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 19 selfloop transitions, 2 changer transitions 0/337 dead transitions. [2024-11-22 17:58:27,734 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 337 transitions, 745 flow [2024-11-22 17:58:27,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:27,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:27,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-22 17:58:27,736 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-22 17:58:27,736 INFO L175 Difference]: Start difference. First operand has 343 places, 338 transitions, 705 flow. Second operand 3 states and 1102 transitions. [2024-11-22 17:58:27,736 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 337 transitions, 745 flow [2024-11-22 17:58:27,738 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 337 transitions, 743 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:27,741 INFO L231 Difference]: Finished difference. Result has 343 places, 337 transitions, 705 flow [2024-11-22 17:58:27,741 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=701, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=705, PETRI_PLACES=343, PETRI_TRANSITIONS=337} [2024-11-22 17:58:27,741 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-22 17:58:27,742 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 337 transitions, 705 flow [2024-11-22 17:58:27,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-22 17:58:27,742 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:27,742 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:27,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-22 17:58:27,742 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:27,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:27,743 INFO L85 PathProgramCache]: Analyzing trace with hash -2112773445, now seen corresponding path program 1 times [2024-11-22 17:58:27,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:27,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925463382] [2024-11-22 17:58:27,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:27,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:27,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:27,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:27,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925463382] [2024-11-22 17:58:27,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925463382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:27,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:27,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:27,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931676309] [2024-11-22 17:58:27,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:27,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:27,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:27,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:27,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:27,795 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-22 17:58:27,796 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 337 transitions, 705 flow. Second operand has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2024-11-22 17:58:27,796 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:27,796 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-22 17:58:27,796 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:27,952 INFO L124 PetriNetUnfolderBase]: 296/1261 cut-off events. [2024-11-22 17:58:27,952 INFO L125 PetriNetUnfolderBase]: For 202/202 co-relation queries the response was YES. [2024-11-22 17:58:27,955 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1962 conditions, 1261 events. 296/1261 cut-off events. For 202/202 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 6757 event pairs, 196 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1896. Up to 451 conditions per place. [2024-11-22 17:58:27,958 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 20 selfloop transitions, 1 changer transitions 0/335 dead transitions. [2024-11-22 17:58:27,958 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 335 transitions, 743 flow [2024-11-22 17:58:27,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1103 transitions. [2024-11-22 17:58:27,961 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7992753623188406 [2024-11-22 17:58:27,961 INFO L175 Difference]: Start difference. First operand has 343 places, 337 transitions, 705 flow. Second operand 3 states and 1103 transitions. [2024-11-22 17:58:27,961 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 335 transitions, 743 flow [2024-11-22 17:58:27,963 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 335 transitions, 739 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:27,966 INFO L231 Difference]: Finished difference. Result has 341 places, 335 transitions, 699 flow [2024-11-22 17:58:27,966 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=697, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=699, PETRI_PLACES=341, PETRI_TRANSITIONS=335} [2024-11-22 17:58:27,967 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -88 predicate places. [2024-11-22 17:58:27,967 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 335 transitions, 699 flow [2024-11-22 17:58:27,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2024-11-22 17:58:27,967 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:27,967 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:27,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-22 17:58:27,968 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:27,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:27,968 INFO L85 PathProgramCache]: Analyzing trace with hash -374015194, now seen corresponding path program 1 times [2024-11-22 17:58:27,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:27,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51434179] [2024-11-22 17:58:27,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:27,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:28,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:28,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51434179] [2024-11-22 17:58:28,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51434179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:28,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:28,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:28,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640044106] [2024-11-22 17:58:28,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:28,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:28,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:28,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:28,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:28,040 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:28,041 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 335 transitions, 699 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:28,041 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:28,041 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:28,042 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:28,220 INFO L124 PetriNetUnfolderBase]: 346/1327 cut-off events. [2024-11-22 17:58:28,221 INFO L125 PetriNetUnfolderBase]: For 230/230 co-relation queries the response was YES. [2024-11-22 17:58:28,224 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2138 conditions, 1327 events. 346/1327 cut-off events. For 230/230 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 7177 event pairs, 196 based on Foata normal form. 0/1194 useless extension candidates. Maximal degree in co-relation 2073. Up to 452 conditions per place. [2024-11-22 17:58:28,227 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 29 selfloop transitions, 2 changer transitions 0/342 dead transitions. [2024-11-22 17:58:28,227 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 342 transitions, 785 flow [2024-11-22 17:58:28,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:28,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1107 transitions. [2024-11-22 17:58:28,229 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8021739130434783 [2024-11-22 17:58:28,229 INFO L175 Difference]: Start difference. First operand has 341 places, 335 transitions, 699 flow. Second operand 3 states and 1107 transitions. [2024-11-22 17:58:28,230 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 342 transitions, 785 flow [2024-11-22 17:58:28,231 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 342 transitions, 784 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:58:28,234 INFO L231 Difference]: Finished difference. Result has 341 places, 334 transitions, 700 flow [2024-11-22 17:58:28,234 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=696, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=334, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=332, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=700, PETRI_PLACES=341, PETRI_TRANSITIONS=334} [2024-11-22 17:58:28,234 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -88 predicate places. [2024-11-22 17:58:28,234 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 334 transitions, 700 flow [2024-11-22 17:58:28,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-22 17:58:28,235 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:28,235 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:28,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-22 17:58:28,235 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:28,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:28,236 INFO L85 PathProgramCache]: Analyzing trace with hash -2110388512, now seen corresponding path program 1 times [2024-11-22 17:58:28,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:28,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194285738] [2024-11-22 17:58:28,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:28,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:28,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:28,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:28,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194285738] [2024-11-22 17:58:28,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194285738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:28,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:28,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:28,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922987169] [2024-11-22 17:58:28,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:28,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:28,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:28,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:28,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:28,302 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:28,303 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 334 transitions, 700 flow. Second operand has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2024-11-22 17:58:28,303 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:28,303 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:28,303 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:28,527 INFO L124 PetriNetUnfolderBase]: 296/1175 cut-off events. [2024-11-22 17:58:28,528 INFO L125 PetriNetUnfolderBase]: For 216/216 co-relation queries the response was YES. [2024-11-22 17:58:28,531 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1888 conditions, 1175 events. 296/1175 cut-off events. For 216/216 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 5884 event pairs, 160 based on Foata normal form. 2/1087 useless extension candidates. Maximal degree in co-relation 1823. Up to 374 conditions per place. [2024-11-22 17:58:28,533 INFO L140 encePairwiseOnDemand]: 455/460 looper letters, 22 selfloop transitions, 2 changer transitions 7/340 dead transitions. [2024-11-22 17:58:28,534 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 340 transitions, 780 flow [2024-11-22 17:58:28,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:28,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:28,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1106 transitions. [2024-11-22 17:58:28,536 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8014492753623188 [2024-11-22 17:58:28,536 INFO L175 Difference]: Start difference. First operand has 341 places, 334 transitions, 700 flow. Second operand 3 states and 1106 transitions. [2024-11-22 17:58:28,536 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 340 transitions, 780 flow [2024-11-22 17:58:28,538 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 340 transitions, 776 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:28,541 INFO L231 Difference]: Finished difference. Result has 339 places, 325 transitions, 679 flow [2024-11-22 17:58:28,542 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=692, PETRI_DIFFERENCE_MINUEND_PLACES=337, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=330, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=679, PETRI_PLACES=339, PETRI_TRANSITIONS=325} [2024-11-22 17:58:28,542 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -90 predicate places. [2024-11-22 17:58:28,542 INFO L471 AbstractCegarLoop]: Abstraction has has 339 places, 325 transitions, 679 flow [2024-11-22 17:58:28,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2024-11-22 17:58:28,543 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:58:28,543 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:58:28,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-22 17:58:28,543 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-22 17:58:28,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:58:28,544 INFO L85 PathProgramCache]: Analyzing trace with hash -603848605, now seen corresponding path program 1 times [2024-11-22 17:58:28,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:58:28,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198654351] [2024-11-22 17:58:28,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:58:28,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:58:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:58:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:58:28,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:58:28,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198654351] [2024-11-22 17:58:28,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198654351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:58:28,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:58:28,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:58:28,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33748816] [2024-11-22 17:58:28,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:58:28,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:58:28,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:58:28,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:58:28,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:58:28,611 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-22 17:58:28,612 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 325 transitions, 679 flow. Second operand has 3 states, 3 states have (on average 362.6666666666667) internal successors, (1088), 3 states have internal predecessors, (1088), 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) [2024-11-22 17:58:28,612 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:58:28,612 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-22 17:58:28,612 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:58:28,738 INFO L124 PetriNetUnfolderBase]: 254/990 cut-off events. [2024-11-22 17:58:28,738 INFO L125 PetriNetUnfolderBase]: For 161/161 co-relation queries the response was YES. [2024-11-22 17:58:28,740 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1617 conditions, 990 events. 254/990 cut-off events. For 161/161 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 4382 event pairs, 132 based on Foata normal form. 0/918 useless extension candidates. Maximal degree in co-relation 1552. Up to 306 conditions per place. [2024-11-22 17:58:28,741 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 0 selfloop transitions, 0 changer transitions 332/332 dead transitions. [2024-11-22 17:58:28,741 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 333 places, 332 transitions, 755 flow [2024-11-22 17:58:28,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:58:28,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:58:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-22 17:58:28,743 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-22 17:58:28,743 INFO L175 Difference]: Start difference. First operand has 339 places, 325 transitions, 679 flow. Second operand 3 states and 1102 transitions. [2024-11-22 17:58:28,743 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 333 places, 332 transitions, 755 flow [2024-11-22 17:58:28,744 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 331 places, 332 transitions, 751 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:58:28,746 INFO L231 Difference]: Finished difference. Result has 331 places, 0 transitions, 0 flow [2024-11-22 17:58:28,746 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=673, PETRI_DIFFERENCE_MINUEND_PLACES=329, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=324, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=331, PETRI_TRANSITIONS=0} [2024-11-22 17:58:28,746 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -98 predicate places. [2024-11-22 17:58:28,747 INFO L471 AbstractCegarLoop]: Abstraction has has 331 places, 0 transitions, 0 flow [2024-11-22 17:58:28,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.6666666666667) internal successors, (1088), 3 states have internal predecessors, (1088), 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) [2024-11-22 17:58:28,749 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (158 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (157 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (156 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (155 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (154 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (153 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (152 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (151 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (150 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (149 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (148 of 159 remaining) [2024-11-22 17:58:28,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (147 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (146 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (145 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (144 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (143 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (142 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (141 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (140 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (139 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (138 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (137 of 159 remaining) [2024-11-22 17:58:28,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (136 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (135 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (134 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (133 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (132 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (131 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (130 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (129 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (128 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (127 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (126 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (125 of 159 remaining) [2024-11-22 17:58:28,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (124 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (123 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (122 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (121 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (120 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (119 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (118 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (117 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (116 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (115 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (114 of 159 remaining) [2024-11-22 17:58:28,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (113 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (112 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (111 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (110 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (109 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (108 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (107 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (106 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (105 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (104 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (103 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (102 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (101 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (100 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (99 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (98 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (97 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (96 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (95 of 159 remaining) [2024-11-22 17:58:28,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (94 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (93 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (92 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (91 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (90 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (89 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (88 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (87 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (86 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (85 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (84 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (83 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (82 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (81 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (80 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (79 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (78 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (77 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (76 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (75 of 159 remaining) [2024-11-22 17:58:28,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (74 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (73 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (72 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (71 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (70 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (69 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (68 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (65 of 159 remaining) [2024-11-22 17:58:28,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (64 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (63 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (62 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (61 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (60 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (59 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (58 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (57 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (56 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 159 remaining) [2024-11-22 17:58:28,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (52 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (51 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (50 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (49 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (48 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (47 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (46 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (45 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (44 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (43 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (42 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (41 of 159 remaining) [2024-11-22 17:58:28,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (40 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (39 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (38 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (37 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (36 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (35 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (34 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (33 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (32 of 159 remaining) [2024-11-22 17:58:28,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (31 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (30 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (28 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (27 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 159 remaining) [2024-11-22 17:58:28,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (17 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (16 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (15 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (14 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (13 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (12 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (11 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (10 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (9 of 159 remaining) [2024-11-22 17:58:28,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (8 of 159 remaining) [2024-11-22 17:58:28,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (7 of 159 remaining) [2024-11-22 17:58:28,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (6 of 159 remaining) [2024-11-22 17:58:28,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (5 of 159 remaining) [2024-11-22 17:58:28,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (4 of 159 remaining) [2024-11-22 17:58:28,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (3 of 159 remaining) [2024-11-22 17:58:28,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (2 of 159 remaining) [2024-11-22 17:58:28,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (1 of 159 remaining) [2024-11-22 17:58:28,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (0 of 159 remaining) [2024-11-22 17:58:28,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-22 17:58:28,763 INFO L407 BasicCegarLoop]: Path program 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] [2024-11-22 17:58:28,768 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-22 17:58:28,768 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 17:58:28,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 05:58:28 BasicIcfg [2024-11-22 17:58:28,772 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 17:58:28,773 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 17:58:28,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 17:58:28,773 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 17:58:28,773 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:58:22" (3/4) ... [2024-11-22 17:58:28,775 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-22 17:58:28,777 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-22 17:58:28,777 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-22 17:58:28,777 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-22 17:58:28,783 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-22 17:58:28,783 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-22 17:58:28,783 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-22 17:58:28,784 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-22 17:58:28,859 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-22 17:58:28,860 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-22 17:58:28,860 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 17:58:28,860 INFO L158 Benchmark]: Toolchain (without parser) took 7705.63ms. Allocated memory was 199.2MB in the beginning and 539.0MB in the end (delta: 339.7MB). Free memory was 131.4MB in the beginning and 224.6MB in the end (delta: -93.2MB). Peak memory consumption was 247.4MB. Max. memory is 16.1GB. [2024-11-22 17:58:28,860 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 107.0MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 17:58:28,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.43ms. Allocated memory is still 199.2MB. Free memory was 131.2MB in the beginning and 171.5MB in the end (delta: -40.2MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-22 17:58:28,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.88ms. Allocated memory is still 199.2MB. Free memory was 171.5MB in the beginning and 167.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-22 17:58:28,861 INFO L158 Benchmark]: Boogie Preprocessor took 58.08ms. Allocated memory is still 199.2MB. Free memory was 167.3MB in the beginning and 163.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 17:58:28,861 INFO L158 Benchmark]: RCFGBuilder took 1232.34ms. Allocated memory is still 199.2MB. Free memory was 163.9MB in the beginning and 89.7MB in the end (delta: 74.2MB). Peak memory consumption was 114.1MB. Max. memory is 16.1GB. [2024-11-22 17:58:28,861 INFO L158 Benchmark]: TraceAbstraction took 5932.86ms. Allocated memory was 199.2MB in the beginning and 539.0MB in the end (delta: 339.7MB). Free memory was 88.6MB in the beginning and 233.0MB in the end (delta: -144.4MB). Peak memory consumption was 194.3MB. Max. memory is 16.1GB. [2024-11-22 17:58:28,861 INFO L158 Benchmark]: Witness Printer took 86.84ms. Allocated memory is still 539.0MB. Free memory was 233.0MB in the beginning and 224.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-22 17:58:28,864 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 107.0MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.43ms. Allocated memory is still 199.2MB. Free memory was 131.2MB in the beginning and 171.5MB in the end (delta: -40.2MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.88ms. Allocated memory is still 199.2MB. Free memory was 171.5MB in the beginning and 167.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.08ms. Allocated memory is still 199.2MB. Free memory was 167.3MB in the beginning and 163.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1232.34ms. Allocated memory is still 199.2MB. Free memory was 163.9MB in the beginning and 89.7MB in the end (delta: 74.2MB). Peak memory consumption was 114.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5932.86ms. Allocated memory was 199.2MB in the beginning and 539.0MB in the end (delta: 339.7MB). Free memory was 88.6MB in the beginning and 233.0MB in the end (delta: -144.4MB). Peak memory consumption was 194.3MB. Max. memory is 16.1GB. * Witness Printer took 86.84ms. Allocated memory is still 539.0MB. Free memory was 233.0MB in the beginning and 224.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 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: 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: 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: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: 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: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: 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 - 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: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: 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: 123]: 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: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: 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: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 557 locations, 159 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: 5.7s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 495 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 221 mSDsluCounter, 77 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1095 IncrementalHoareTripleChecker+Invalid, 1172 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 77 mSDtfsCounter, 1095 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=898occurred in iteration=0, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 3487 NumberOfCodeBlocks, 3487 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 3463 ConstructedInterpolants, 0 QuantifiedInterpolants, 3624 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 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 90 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-22 17:58:28,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE