./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.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 a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 23:45:20,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 23:45:21,056 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-16 23:45:21,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 23:45:21,060 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 23:45:21,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 23:45:21,096 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 23:45:21,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 23:45:21,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 23:45:21,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 23:45:21,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 23:45:21,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 23:45:21,101 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 23:45:21,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 23:45:21,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 23:45:21,104 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 23:45:21,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 23:45:21,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 23:45:21,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 23:45:21,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 23:45:21,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 23:45:21,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 23:45:21,107 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-16 23:45:21,107 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 23:45:21,107 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-16 23:45:21,107 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 23:45:21,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 23:45:21,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 23:45:21,108 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 23:45:21,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 23:45:21,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 23:45:21,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:45:21,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 23:45:21,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 23:45:21,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 23:45:21,111 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 23:45:21,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 23:45:21,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 23:45:21,112 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 23:45:21,112 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 23:45:21,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 23:45:21,113 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2024-11-16 23:45:21,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 23:45:21,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 23:45:21,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 23:45:21,445 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 23:45:21,445 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 23:45:21,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-11-16 23:45:22,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 23:45:23,097 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 23:45:23,098 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-11-16 23:45:23,108 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2ae703ef/5f4de503b28e425d962162990ed96025/FLAG8f28f60c6 [2024-11-16 23:45:23,121 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2ae703ef/5f4de503b28e425d962162990ed96025 [2024-11-16 23:45:23,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 23:45:23,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 23:45:23,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 23:45:23,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 23:45:23,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 23:45:23,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac58f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23, skipping insertion in model container [2024-11-16 23:45:23,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 23:45:23,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:45:23,484 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 23:45:23,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:45:23,555 INFO L204 MainTranslator]: Completed translation [2024-11-16 23:45:23,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23 WrapperNode [2024-11-16 23:45:23,556 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 23:45:23,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 23:45:23,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 23:45:23,557 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 23:45:23,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,579 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,616 INFO L138 Inliner]: procedures = 25, calls = 56, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 609 [2024-11-16 23:45:23,616 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 23:45:23,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 23:45:23,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 23:45:23,617 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 23:45:23,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,655 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 23:45:23,667 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 23:45:23,667 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 23:45:23,667 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 23:45:23,668 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (1/1) ... [2024-11-16 23:45:23,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:45:23,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 23:45:23,718 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) [2024-11-16 23:45:23,724 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 [2024-11-16 23:45:23,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 23:45:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 23:45:23,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 23:45:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 23:45:23,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 23:45:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-16 23:45:23,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-16 23:45:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-16 23:45:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-16 23:45:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 23:45:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 23:45:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-16 23:45:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-16 23:45:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 23:45:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 23:45:23,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 23:45:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 23:45:23,794 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 23:45:23,955 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 23:45:23,956 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 23:45:24,808 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 23:45:24,808 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 23:45:25,303 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 23:45:25,304 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 23:45:25,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:25 BoogieIcfgContainer [2024-11-16 23:45:25,306 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 23:45:25,308 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 23:45:25,309 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 23:45:25,314 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 23:45:25,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:45:23" (1/3) ... [2024-11-16 23:45:25,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b30ad85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:45:25, skipping insertion in model container [2024-11-16 23:45:25,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:23" (2/3) ... [2024-11-16 23:45:25,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b30ad85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:45:25, skipping insertion in model container [2024-11-16 23:45:25,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:25" (3/3) ... [2024-11-16 23:45:25,317 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2024-11-16 23:45:25,337 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 23:45:25,337 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 95 error locations. [2024-11-16 23:45:25,338 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 23:45:25,537 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-16 23:45:25,637 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 437 places, 447 transitions, 922 flow [2024-11-16 23:45:25,801 INFO L124 PetriNetUnfolderBase]: 23/443 cut-off events. [2024-11-16 23:45:25,802 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-16 23:45:25,811 INFO L83 FinitePrefix]: Finished finitePrefix Result has 460 conditions, 443 events. 23/443 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 656 event pairs, 0 based on Foata normal form. 0/325 useless extension candidates. Maximal degree in co-relation 393. Up to 2 conditions per place. [2024-11-16 23:45:25,811 INFO L82 GeneralOperation]: Start removeDead. Operand has 437 places, 447 transitions, 922 flow [2024-11-16 23:45:25,827 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 417 places, 426 transitions, 876 flow [2024-11-16 23:45:25,839 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:45:25,848 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;@2f1ac62d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:45:25,849 INFO L334 AbstractCegarLoop]: Starting to check reachability of 169 error locations. [2024-11-16 23:45:25,855 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:45:25,856 INFO L124 PetriNetUnfolderBase]: 0/32 cut-off events. [2024-11-16 23:45:25,856 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:45:25,856 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:25,857 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] [2024-11-16 23:45:25,857 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:25,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:25,863 INFO L85 PathProgramCache]: Analyzing trace with hash 2011591877, now seen corresponding path program 1 times [2024-11-16 23:45:25,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:25,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670486276] [2024-11-16 23:45:25,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:25,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:26,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:26,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670486276] [2024-11-16 23:45:26,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670486276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:26,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:26,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:26,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355872583] [2024-11-16 23:45:26,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:26,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:26,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:26,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:26,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:26,184 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 334 out of 447 [2024-11-16 23:45:26,189 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 417 places, 426 transitions, 876 flow. Second operand has 3 states, 3 states have (on average 335.3333333333333) internal successors, (1006), 3 states have internal predecessors, (1006), 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) [2024-11-16 23:45:26,190 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:26,190 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 334 of 447 [2024-11-16 23:45:26,191 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:26,673 INFO L124 PetriNetUnfolderBase]: 454/1276 cut-off events. [2024-11-16 23:45:26,674 INFO L125 PetriNetUnfolderBase]: For 158/158 co-relation queries the response was YES. [2024-11-16 23:45:26,679 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2017 conditions, 1276 events. 454/1276 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5957 event pairs, 272 based on Foata normal form. 184/1322 useless extension candidates. Maximal degree in co-relation 1594. Up to 614 conditions per place. [2024-11-16 23:45:26,687 INFO L140 encePairwiseOnDemand]: 362/447 looper letters, 25 selfloop transitions, 2 changer transitions 6/343 dead transitions. [2024-11-16 23:45:26,688 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 348 places, 343 transitions, 764 flow [2024-11-16 23:45:26,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:26,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1112 transitions. [2024-11-16 23:45:26,713 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8292319164802386 [2024-11-16 23:45:26,715 INFO L175 Difference]: Start difference. First operand has 417 places, 426 transitions, 876 flow. Second operand 3 states and 1112 transitions. [2024-11-16 23:45:26,716 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 348 places, 343 transitions, 764 flow [2024-11-16 23:45:26,726 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 340 places, 343 transitions, 748 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-11-16 23:45:26,735 INFO L231 Difference]: Finished difference. Result has 340 places, 337 transitions, 686 flow [2024-11-16 23:45:26,739 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=694, PETRI_DIFFERENCE_MINUEND_PLACES=338, 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=686, PETRI_PLACES=340, PETRI_TRANSITIONS=337} [2024-11-16 23:45:26,745 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -77 predicate places. [2024-11-16 23:45:26,745 INFO L471 AbstractCegarLoop]: Abstraction has has 340 places, 337 transitions, 686 flow [2024-11-16 23:45:26,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 335.3333333333333) internal successors, (1006), 3 states have internal predecessors, (1006), 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) [2024-11-16 23:45:26,748 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:26,749 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] [2024-11-16 23:45:26,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 23:45:26,749 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:26,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:26,750 INFO L85 PathProgramCache]: Analyzing trace with hash -860344600, now seen corresponding path program 1 times [2024-11-16 23:45:26,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:26,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704002119] [2024-11-16 23:45:26,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:26,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:26,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:26,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704002119] [2024-11-16 23:45:26,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704002119] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:26,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:26,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:26,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892122781] [2024-11-16 23:45:26,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:26,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:26,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:26,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:26,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:26,875 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 334 out of 447 [2024-11-16 23:45:26,877 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 340 places, 337 transitions, 686 flow. Second operand has 3 states, 3 states have (on average 335.3333333333333) internal successors, (1006), 3 states have internal predecessors, (1006), 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) [2024-11-16 23:45:26,877 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:26,877 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 334 of 447 [2024-11-16 23:45:26,877 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:27,279 INFO L124 PetriNetUnfolderBase]: 454/1269 cut-off events. [2024-11-16 23:45:27,279 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:27,282 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1929 conditions, 1269 events. 454/1269 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5987 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1889. Up to 614 conditions per place. [2024-11-16 23:45:27,287 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 25 selfloop transitions, 2 changer transitions 0/336 dead transitions. [2024-11-16 23:45:27,287 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 335 places, 336 transitions, 738 flow [2024-11-16 23:45:27,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:27,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:27,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1030 transitions. [2024-11-16 23:45:27,290 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7680835197613721 [2024-11-16 23:45:27,290 INFO L175 Difference]: Start difference. First operand has 340 places, 337 transitions, 686 flow. Second operand 3 states and 1030 transitions. [2024-11-16 23:45:27,291 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 335 places, 336 transitions, 738 flow [2024-11-16 23:45:27,294 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 333 places, 336 transitions, 734 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:27,299 INFO L231 Difference]: Finished difference. Result has 333 places, 336 transitions, 684 flow [2024-11-16 23:45:27,302 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=680, PETRI_DIFFERENCE_MINUEND_PLACES=331, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=336, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=684, PETRI_PLACES=333, PETRI_TRANSITIONS=336} [2024-11-16 23:45:27,303 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -84 predicate places. [2024-11-16 23:45:27,303 INFO L471 AbstractCegarLoop]: Abstraction has has 333 places, 336 transitions, 684 flow [2024-11-16 23:45:27,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 335.3333333333333) internal successors, (1006), 3 states have internal predecessors, (1006), 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) [2024-11-16 23:45:27,304 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:27,304 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] [2024-11-16 23:45:27,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 23:45:27,305 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:27,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:27,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1528064720, now seen corresponding path program 1 times [2024-11-16 23:45:27,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:27,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80141700] [2024-11-16 23:45:27,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:27,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:27,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:27,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80141700] [2024-11-16 23:45:27,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80141700] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:27,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:27,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:27,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200916541] [2024-11-16 23:45:27,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:27,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:27,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:27,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:27,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:27,401 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 447 [2024-11-16 23:45:27,403 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 333 places, 336 transitions, 684 flow. Second operand has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:27,403 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:27,403 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 447 [2024-11-16 23:45:27,403 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:27,686 INFO L124 PetriNetUnfolderBase]: 454/1268 cut-off events. [2024-11-16 23:45:27,686 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:27,690 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1927 conditions, 1268 events. 454/1268 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5967 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1879. Up to 613 conditions per place. [2024-11-16 23:45:27,695 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 2 changer transitions 0/335 dead transitions. [2024-11-16 23:45:27,696 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 334 places, 335 transitions, 734 flow [2024-11-16 23:45:27,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:27,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1032 transitions. [2024-11-16 23:45:27,699 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7695749440715883 [2024-11-16 23:45:27,700 INFO L175 Difference]: Start difference. First operand has 333 places, 336 transitions, 684 flow. Second operand 3 states and 1032 transitions. [2024-11-16 23:45:27,700 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 334 places, 335 transitions, 734 flow [2024-11-16 23:45:27,703 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 332 places, 335 transitions, 730 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:27,733 INFO L231 Difference]: Finished difference. Result has 332 places, 335 transitions, 682 flow [2024-11-16 23:45:27,734 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=678, PETRI_DIFFERENCE_MINUEND_PLACES=330, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=682, PETRI_PLACES=332, PETRI_TRANSITIONS=335} [2024-11-16 23:45:27,736 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -85 predicate places. [2024-11-16 23:45:27,736 INFO L471 AbstractCegarLoop]: Abstraction has has 332 places, 335 transitions, 682 flow [2024-11-16 23:45:27,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:27,738 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:27,738 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] [2024-11-16 23:45:27,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 23:45:27,739 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:27,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:27,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1351943607, now seen corresponding path program 1 times [2024-11-16 23:45:27,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:27,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063307378] [2024-11-16 23:45:27,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:27,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:27,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:27,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:27,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063307378] [2024-11-16 23:45:27,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063307378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:27,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:27,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:27,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319766255] [2024-11-16 23:45:27,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:27,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:27,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:27,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:27,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:27,806 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 447 [2024-11-16 23:45:27,807 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 332 places, 335 transitions, 682 flow. Second operand has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:27,807 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:27,808 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 447 [2024-11-16 23:45:27,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:28,133 INFO L124 PetriNetUnfolderBase]: 454/1267 cut-off events. [2024-11-16 23:45:28,133 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:28,136 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1926 conditions, 1267 events. 454/1267 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5948 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1870. Up to 613 conditions per place. [2024-11-16 23:45:28,142 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 2 changer transitions 0/334 dead transitions. [2024-11-16 23:45:28,143 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 333 places, 334 transitions, 732 flow [2024-11-16 23:45:28,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:28,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1032 transitions. [2024-11-16 23:45:28,147 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7695749440715883 [2024-11-16 23:45:28,147 INFO L175 Difference]: Start difference. First operand has 332 places, 335 transitions, 682 flow. Second operand 3 states and 1032 transitions. [2024-11-16 23:45:28,147 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 333 places, 334 transitions, 732 flow [2024-11-16 23:45:28,150 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 331 places, 334 transitions, 728 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:28,154 INFO L231 Difference]: Finished difference. Result has 331 places, 334 transitions, 680 flow [2024-11-16 23:45:28,155 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=676, PETRI_DIFFERENCE_MINUEND_PLACES=329, 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=680, PETRI_PLACES=331, PETRI_TRANSITIONS=334} [2024-11-16 23:45:28,157 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -86 predicate places. [2024-11-16 23:45:28,157 INFO L471 AbstractCegarLoop]: Abstraction has has 331 places, 334 transitions, 680 flow [2024-11-16 23:45:28,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:28,158 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:28,158 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] [2024-11-16 23:45:28,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 23:45:28,158 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:28,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:28,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1847213779, now seen corresponding path program 1 times [2024-11-16 23:45:28,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:28,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218080120] [2024-11-16 23:45:28,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:28,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:28,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:28,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218080120] [2024-11-16 23:45:28,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218080120] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:28,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:28,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:28,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344880954] [2024-11-16 23:45:28,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:28,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:28,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:28,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:28,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:28,245 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 447 [2024-11-16 23:45:28,247 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 331 places, 334 transitions, 680 flow. Second operand has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:28,247 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:28,248 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 447 [2024-11-16 23:45:28,248 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:28,551 INFO L124 PetriNetUnfolderBase]: 454/1266 cut-off events. [2024-11-16 23:45:28,552 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:28,555 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1925 conditions, 1266 events. 454/1266 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5947 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1861. Up to 613 conditions per place. [2024-11-16 23:45:28,560 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 2 changer transitions 0/333 dead transitions. [2024-11-16 23:45:28,560 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 333 transitions, 730 flow [2024-11-16 23:45:28,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1032 transitions. [2024-11-16 23:45:28,563 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7695749440715883 [2024-11-16 23:45:28,563 INFO L175 Difference]: Start difference. First operand has 331 places, 334 transitions, 680 flow. Second operand 3 states and 1032 transitions. [2024-11-16 23:45:28,563 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 333 transitions, 730 flow [2024-11-16 23:45:28,565 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 333 transitions, 726 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:28,569 INFO L231 Difference]: Finished difference. Result has 330 places, 333 transitions, 678 flow [2024-11-16 23:45:28,569 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=674, PETRI_DIFFERENCE_MINUEND_PLACES=328, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=333, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=331, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=678, PETRI_PLACES=330, PETRI_TRANSITIONS=333} [2024-11-16 23:45:28,570 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -87 predicate places. [2024-11-16 23:45:28,570 INFO L471 AbstractCegarLoop]: Abstraction has has 330 places, 333 transitions, 678 flow [2024-11-16 23:45:28,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:28,571 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:28,571 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] [2024-11-16 23:45:28,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 23:45:28,572 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:28,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:28,572 INFO L85 PathProgramCache]: Analyzing trace with hash 689485327, now seen corresponding path program 1 times [2024-11-16 23:45:28,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:28,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138842450] [2024-11-16 23:45:28,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:28,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:28,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:28,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138842450] [2024-11-16 23:45:28,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138842450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:28,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:28,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:28,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585780527] [2024-11-16 23:45:28,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:28,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:28,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:28,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:28,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:28,638 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 447 [2024-11-16 23:45:28,639 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 333 transitions, 678 flow. Second operand has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:28,639 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:28,639 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 447 [2024-11-16 23:45:28,639 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:28,924 INFO L124 PetriNetUnfolderBase]: 454/1265 cut-off events. [2024-11-16 23:45:28,924 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:28,926 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1924 conditions, 1265 events. 454/1265 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5984 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1852. Up to 613 conditions per place. [2024-11-16 23:45:28,931 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 2 changer transitions 0/332 dead transitions. [2024-11-16 23:45:28,931 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 332 transitions, 728 flow [2024-11-16 23:45:28,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:28,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:28,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1032 transitions. [2024-11-16 23:45:28,934 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7695749440715883 [2024-11-16 23:45:28,934 INFO L175 Difference]: Start difference. First operand has 330 places, 333 transitions, 678 flow. Second operand 3 states and 1032 transitions. [2024-11-16 23:45:28,934 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 332 transitions, 728 flow [2024-11-16 23:45:28,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 329 places, 332 transitions, 724 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:28,939 INFO L231 Difference]: Finished difference. Result has 329 places, 332 transitions, 676 flow [2024-11-16 23:45:28,940 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=672, PETRI_DIFFERENCE_MINUEND_PLACES=327, 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=676, PETRI_PLACES=329, PETRI_TRANSITIONS=332} [2024-11-16 23:45:28,940 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -88 predicate places. [2024-11-16 23:45:28,941 INFO L471 AbstractCegarLoop]: Abstraction has has 329 places, 332 transitions, 676 flow [2024-11-16 23:45:28,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:28,941 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:28,942 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] [2024-11-16 23:45:28,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 23:45:28,942 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:28,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:28,942 INFO L85 PathProgramCache]: Analyzing trace with hash -117698822, now seen corresponding path program 1 times [2024-11-16 23:45:28,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:28,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552599073] [2024-11-16 23:45:28,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:28,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:29,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:29,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552599073] [2024-11-16 23:45:29,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552599073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:29,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:29,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:29,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481550681] [2024-11-16 23:45:29,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:29,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:29,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:29,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:29,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:29,025 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 447 [2024-11-16 23:45:29,026 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 329 places, 332 transitions, 676 flow. Second operand has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:29,026 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:29,026 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 447 [2024-11-16 23:45:29,027 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:29,279 INFO L124 PetriNetUnfolderBase]: 454/1264 cut-off events. [2024-11-16 23:45:29,280 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:29,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1923 conditions, 1264 events. 454/1264 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 6007 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1843. Up to 613 conditions per place. [2024-11-16 23:45:29,289 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 2 changer transitions 0/331 dead transitions. [2024-11-16 23:45:29,289 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 330 places, 331 transitions, 726 flow [2024-11-16 23:45:29,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:29,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:29,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1032 transitions. [2024-11-16 23:45:29,292 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7695749440715883 [2024-11-16 23:45:29,292 INFO L175 Difference]: Start difference. First operand has 329 places, 332 transitions, 676 flow. Second operand 3 states and 1032 transitions. [2024-11-16 23:45:29,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 330 places, 331 transitions, 726 flow [2024-11-16 23:45:29,295 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 328 places, 331 transitions, 722 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:29,298 INFO L231 Difference]: Finished difference. Result has 328 places, 331 transitions, 674 flow [2024-11-16 23:45:29,299 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=670, PETRI_DIFFERENCE_MINUEND_PLACES=326, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=329, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=674, PETRI_PLACES=328, PETRI_TRANSITIONS=331} [2024-11-16 23:45:29,300 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -89 predicate places. [2024-11-16 23:45:29,300 INFO L471 AbstractCegarLoop]: Abstraction has has 328 places, 331 transitions, 674 flow [2024-11-16 23:45:29,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:29,301 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:29,302 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] [2024-11-16 23:45:29,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 23:45:29,302 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:29,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:29,303 INFO L85 PathProgramCache]: Analyzing trace with hash -2012482021, now seen corresponding path program 1 times [2024-11-16 23:45:29,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:29,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825555857] [2024-11-16 23:45:29,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:29,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:29,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:29,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:29,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825555857] [2024-11-16 23:45:29,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825555857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:29,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:29,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:29,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071689805] [2024-11-16 23:45:29,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:29,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:29,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:29,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:29,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:29,374 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 447 [2024-11-16 23:45:29,375 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 331 transitions, 674 flow. Second operand has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:29,376 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:29,376 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 447 [2024-11-16 23:45:29,376 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:29,624 INFO L124 PetriNetUnfolderBase]: 454/1263 cut-off events. [2024-11-16 23:45:29,624 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:29,631 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1922 conditions, 1263 events. 454/1263 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5961 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1834. Up to 613 conditions per place. [2024-11-16 23:45:29,638 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 2 changer transitions 0/330 dead transitions. [2024-11-16 23:45:29,638 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 330 transitions, 724 flow [2024-11-16 23:45:29,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:29,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1032 transitions. [2024-11-16 23:45:29,641 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7695749440715883 [2024-11-16 23:45:29,641 INFO L175 Difference]: Start difference. First operand has 328 places, 331 transitions, 674 flow. Second operand 3 states and 1032 transitions. [2024-11-16 23:45:29,642 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 330 transitions, 724 flow [2024-11-16 23:45:29,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 330 transitions, 720 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:29,649 INFO L231 Difference]: Finished difference. Result has 327 places, 330 transitions, 672 flow [2024-11-16 23:45:29,650 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=668, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=327, PETRI_TRANSITIONS=330} [2024-11-16 23:45:29,651 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -90 predicate places. [2024-11-16 23:45:29,651 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 330 transitions, 672 flow [2024-11-16 23:45:29,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:29,652 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:29,652 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] [2024-11-16 23:45:29,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 23:45:29,652 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:29,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:29,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1762892131, now seen corresponding path program 1 times [2024-11-16 23:45:29,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:29,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967746023] [2024-11-16 23:45:29,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:29,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:29,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:29,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967746023] [2024-11-16 23:45:29,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967746023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:29,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:29,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:29,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986033606] [2024-11-16 23:45:29,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:29,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:29,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:29,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:29,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:29,702 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 335 out of 447 [2024-11-16 23:45:29,704 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 330 transitions, 672 flow. Second operand has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:29,704 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:29,704 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 335 of 447 [2024-11-16 23:45:29,704 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:30,004 INFO L124 PetriNetUnfolderBase]: 454/1262 cut-off events. [2024-11-16 23:45:30,004 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:30,006 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1921 conditions, 1262 events. 454/1262 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5970 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1825. Up to 613 conditions per place. [2024-11-16 23:45:30,012 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2024-11-16 23:45:30,012 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 328 places, 329 transitions, 722 flow [2024-11-16 23:45:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:30,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1032 transitions. [2024-11-16 23:45:30,017 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7695749440715883 [2024-11-16 23:45:30,018 INFO L175 Difference]: Start difference. First operand has 327 places, 330 transitions, 672 flow. Second operand 3 states and 1032 transitions. [2024-11-16 23:45:30,018 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 328 places, 329 transitions, 722 flow [2024-11-16 23:45:30,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 326 places, 329 transitions, 718 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:30,025 INFO L231 Difference]: Finished difference. Result has 326 places, 329 transitions, 670 flow [2024-11-16 23:45:30,025 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=666, PETRI_DIFFERENCE_MINUEND_PLACES=324, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=327, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=670, PETRI_PLACES=326, PETRI_TRANSITIONS=329} [2024-11-16 23:45:30,026 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -91 predicate places. [2024-11-16 23:45:30,026 INFO L471 AbstractCegarLoop]: Abstraction has has 326 places, 329 transitions, 670 flow [2024-11-16 23:45:30,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 336.3333333333333) internal successors, (1009), 3 states have internal predecessors, (1009), 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) [2024-11-16 23:45:30,027 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:30,027 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:30,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 23:45:30,027 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:30,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:30,028 INFO L85 PathProgramCache]: Analyzing trace with hash 472296421, now seen corresponding path program 1 times [2024-11-16 23:45:30,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:30,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795208467] [2024-11-16 23:45:30,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:30,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:30,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:30,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:30,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795208467] [2024-11-16 23:45:30,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795208467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:30,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:30,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:30,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952717830] [2024-11-16 23:45:30,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:30,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:30,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:30,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:30,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:30,098 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 447 [2024-11-16 23:45:30,100 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 329 transitions, 670 flow. Second operand has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:30,100 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:30,100 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 447 [2024-11-16 23:45:30,100 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:30,429 INFO L124 PetriNetUnfolderBase]: 454/1261 cut-off events. [2024-11-16 23:45:30,429 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:30,433 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1917 conditions, 1261 events. 454/1261 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5957 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1813. Up to 610 conditions per place. [2024-11-16 23:45:30,441 INFO L140 encePairwiseOnDemand]: 445/447 looper letters, 22 selfloop transitions, 1 changer transitions 0/328 dead transitions. [2024-11-16 23:45:30,441 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 327 places, 328 transitions, 714 flow [2024-11-16 23:45:30,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1041 transitions. [2024-11-16 23:45:30,445 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7762863534675615 [2024-11-16 23:45:30,445 INFO L175 Difference]: Start difference. First operand has 326 places, 329 transitions, 670 flow. Second operand 3 states and 1041 transitions. [2024-11-16 23:45:30,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 327 places, 328 transitions, 714 flow [2024-11-16 23:45:30,448 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 328 transitions, 710 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:30,452 INFO L231 Difference]: Finished difference. Result has 325 places, 328 transitions, 666 flow [2024-11-16 23:45:30,454 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=328, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=327, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=666, PETRI_PLACES=325, PETRI_TRANSITIONS=328} [2024-11-16 23:45:30,455 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -92 predicate places. [2024-11-16 23:45:30,455 INFO L471 AbstractCegarLoop]: Abstraction has has 325 places, 328 transitions, 666 flow [2024-11-16 23:45:30,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:30,456 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:30,457 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] [2024-11-16 23:45:30,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 23:45:30,457 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:30,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:30,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1545592555, now seen corresponding path program 1 times [2024-11-16 23:45:30,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:30,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605670437] [2024-11-16 23:45:30,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:30,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:31,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:31,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:31,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605670437] [2024-11-16 23:45:31,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605670437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:31,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:31,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:45:31,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875347024] [2024-11-16 23:45:31,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:31,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:45:31,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:31,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:45:31,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:45:31,160 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 315 out of 447 [2024-11-16 23:45:31,162 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 328 transitions, 666 flow. Second operand has 6 states, 6 states have (on average 316.5) internal successors, (1899), 6 states have internal predecessors, (1899), 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) [2024-11-16 23:45:31,162 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:31,162 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 315 of 447 [2024-11-16 23:45:31,163 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:31,434 INFO L124 PetriNetUnfolderBase]: 454/1259 cut-off events. [2024-11-16 23:45:31,434 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:31,438 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1937 conditions, 1259 events. 454/1259 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5905 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1834. Up to 625 conditions per place. [2024-11-16 23:45:31,444 INFO L140 encePairwiseOnDemand]: 435/447 looper letters, 36 selfloop transitions, 10 changer transitions 0/326 dead transitions. [2024-11-16 23:45:31,444 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 328 places, 326 transitions, 754 flow [2024-11-16 23:45:31,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:45:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:45:31,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1938 transitions. [2024-11-16 23:45:31,449 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7225950782997763 [2024-11-16 23:45:31,449 INFO L175 Difference]: Start difference. First operand has 325 places, 328 transitions, 666 flow. Second operand 6 states and 1938 transitions. [2024-11-16 23:45:31,449 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 328 places, 326 transitions, 754 flow [2024-11-16 23:45:31,452 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 326 transitions, 753 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:31,455 INFO L231 Difference]: Finished difference. Result has 327 places, 326 transitions, 681 flow [2024-11-16 23:45:31,456 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=661, PETRI_DIFFERENCE_MINUEND_PLACES=322, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=326, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=316, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=681, PETRI_PLACES=327, PETRI_TRANSITIONS=326} [2024-11-16 23:45:31,456 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -90 predicate places. [2024-11-16 23:45:31,456 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 326 transitions, 681 flow [2024-11-16 23:45:31,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 316.5) internal successors, (1899), 6 states have internal predecessors, (1899), 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) [2024-11-16 23:45:31,458 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:31,458 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] [2024-11-16 23:45:31,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 23:45:31,458 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:31,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:31,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1483926519, now seen corresponding path program 1 times [2024-11-16 23:45:31,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:31,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349613168] [2024-11-16 23:45:31,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:31,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:31,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:31,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:31,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349613168] [2024-11-16 23:45:31,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349613168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:31,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:31,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:31,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959655340] [2024-11-16 23:45:31,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:31,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:31,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:31,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:31,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:31,504 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 336 out of 447 [2024-11-16 23:45:31,506 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 326 transitions, 681 flow. Second operand has 3 states, 3 states have (on average 337.3333333333333) internal successors, (1012), 3 states have internal predecessors, (1012), 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) [2024-11-16 23:45:31,506 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:31,506 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 336 of 447 [2024-11-16 23:45:31,506 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:31,723 INFO L124 PetriNetUnfolderBase]: 454/1258 cut-off events. [2024-11-16 23:45:31,723 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:31,726 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1925 conditions, 1258 events. 454/1258 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5883 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1892. Up to 612 conditions per place. [2024-11-16 23:45:31,731 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 23 selfloop transitions, 2 changer transitions 0/325 dead transitions. [2024-11-16 23:45:31,731 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 328 places, 325 transitions, 729 flow [2024-11-16 23:45:31,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1034 transitions. [2024-11-16 23:45:31,733 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7710663683818046 [2024-11-16 23:45:31,734 INFO L175 Difference]: Start difference. First operand has 327 places, 326 transitions, 681 flow. Second operand 3 states and 1034 transitions. [2024-11-16 23:45:31,734 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 328 places, 325 transitions, 729 flow [2024-11-16 23:45:31,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 325 transitions, 709 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-16 23:45:31,739 INFO L231 Difference]: Finished difference. Result has 323 places, 325 transitions, 663 flow [2024-11-16 23:45:31,739 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=659, PETRI_DIFFERENCE_MINUEND_PLACES=321, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=663, PETRI_PLACES=323, PETRI_TRANSITIONS=325} [2024-11-16 23:45:31,740 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -94 predicate places. [2024-11-16 23:45:31,740 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 325 transitions, 663 flow [2024-11-16 23:45:31,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 337.3333333333333) internal successors, (1012), 3 states have internal predecessors, (1012), 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) [2024-11-16 23:45:31,741 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:31,741 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] [2024-11-16 23:45:31,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 23:45:31,741 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:31,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:31,742 INFO L85 PathProgramCache]: Analyzing trace with hash 911853990, now seen corresponding path program 1 times [2024-11-16 23:45:31,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:31,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436634508] [2024-11-16 23:45:31,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:31,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:31,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:31,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:31,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436634508] [2024-11-16 23:45:31,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436634508] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:31,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:31,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:31,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823078799] [2024-11-16 23:45:31,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:31,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:31,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:31,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:31,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:31,796 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 447 [2024-11-16 23:45:31,797 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 325 transitions, 663 flow. Second operand has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:31,797 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:31,797 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 447 [2024-11-16 23:45:31,797 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:32,000 INFO L124 PetriNetUnfolderBase]: 454/1257 cut-off events. [2024-11-16 23:45:32,001 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:32,004 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1914 conditions, 1257 events. 454/1257 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5886 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1810. Up to 610 conditions per place. [2024-11-16 23:45:32,009 INFO L140 encePairwiseOnDemand]: 445/447 looper letters, 22 selfloop transitions, 1 changer transitions 0/324 dead transitions. [2024-11-16 23:45:32,009 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 324 transitions, 707 flow [2024-11-16 23:45:32,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:32,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:32,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1041 transitions. [2024-11-16 23:45:32,012 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7762863534675615 [2024-11-16 23:45:32,012 INFO L175 Difference]: Start difference. First operand has 323 places, 325 transitions, 663 flow. Second operand 3 states and 1041 transitions. [2024-11-16 23:45:32,012 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 324 transitions, 707 flow [2024-11-16 23:45:32,014 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 324 transitions, 703 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:32,017 INFO L231 Difference]: Finished difference. Result has 322 places, 324 transitions, 659 flow [2024-11-16 23:45:32,017 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=657, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=659, PETRI_PLACES=322, PETRI_TRANSITIONS=324} [2024-11-16 23:45:32,018 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -95 predicate places. [2024-11-16 23:45:32,018 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 324 transitions, 659 flow [2024-11-16 23:45:32,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:32,019 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:32,019 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] [2024-11-16 23:45:32,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 23:45:32,019 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:32,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:32,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1168946455, now seen corresponding path program 1 times [2024-11-16 23:45:32,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:32,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707377657] [2024-11-16 23:45:32,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:32,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:32,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:32,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:32,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707377657] [2024-11-16 23:45:32,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707377657] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:32,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:32,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:32,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318706842] [2024-11-16 23:45:32,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:32,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:32,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:32,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:32,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:32,072 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 336 out of 447 [2024-11-16 23:45:32,073 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 324 transitions, 659 flow. Second operand has 3 states, 3 states have (on average 337.3333333333333) internal successors, (1012), 3 states have internal predecessors, (1012), 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) [2024-11-16 23:45:32,074 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:32,074 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 336 of 447 [2024-11-16 23:45:32,074 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:32,296 INFO L124 PetriNetUnfolderBase]: 454/1256 cut-off events. [2024-11-16 23:45:32,296 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:32,299 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1914 conditions, 1256 events. 454/1256 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5874 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1810. Up to 612 conditions per place. [2024-11-16 23:45:32,304 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 23 selfloop transitions, 2 changer transitions 0/323 dead transitions. [2024-11-16 23:45:32,304 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 323 transitions, 707 flow [2024-11-16 23:45:32,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:32,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1034 transitions. [2024-11-16 23:45:32,307 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7710663683818046 [2024-11-16 23:45:32,307 INFO L175 Difference]: Start difference. First operand has 322 places, 324 transitions, 659 flow. Second operand 3 states and 1034 transitions. [2024-11-16 23:45:32,307 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 323 transitions, 707 flow [2024-11-16 23:45:32,309 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 323 transitions, 706 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:32,312 INFO L231 Difference]: Finished difference. Result has 322 places, 323 transitions, 660 flow [2024-11-16 23:45:32,313 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=656, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=323, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=660, PETRI_PLACES=322, PETRI_TRANSITIONS=323} [2024-11-16 23:45:32,313 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -95 predicate places. [2024-11-16 23:45:32,314 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 323 transitions, 660 flow [2024-11-16 23:45:32,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 337.3333333333333) internal successors, (1012), 3 states have internal predecessors, (1012), 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) [2024-11-16 23:45:32,314 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:32,315 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] [2024-11-16 23:45:32,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 23:45:32,315 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:32,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:32,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1974887309, now seen corresponding path program 1 times [2024-11-16 23:45:32,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:32,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483756685] [2024-11-16 23:45:32,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:32,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:32,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:32,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483756685] [2024-11-16 23:45:32,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483756685] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:32,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:32,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:32,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259156410] [2024-11-16 23:45:32,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:32,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:32,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:32,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:32,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:32,375 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 336 out of 447 [2024-11-16 23:45:32,376 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 323 transitions, 660 flow. Second operand has 3 states, 3 states have (on average 337.0) internal successors, (1011), 3 states have internal predecessors, (1011), 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) [2024-11-16 23:45:32,376 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:32,376 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 336 of 447 [2024-11-16 23:45:32,376 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:32,599 INFO L124 PetriNetUnfolderBase]: 454/1254 cut-off events. [2024-11-16 23:45:32,599 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:32,603 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1914 conditions, 1254 events. 454/1254 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5876 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1810. Up to 612 conditions per place. [2024-11-16 23:45:32,607 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 1 changer transitions 0/321 dead transitions. [2024-11-16 23:45:32,608 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 321 transitions, 706 flow [2024-11-16 23:45:32,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:32,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1035 transitions. [2024-11-16 23:45:32,610 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7718120805369127 [2024-11-16 23:45:32,610 INFO L175 Difference]: Start difference. First operand has 322 places, 323 transitions, 660 flow. Second operand 3 states and 1035 transitions. [2024-11-16 23:45:32,611 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 321 transitions, 706 flow [2024-11-16 23:45:32,612 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 321 transitions, 702 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:32,616 INFO L231 Difference]: Finished difference. Result has 320 places, 321 transitions, 654 flow [2024-11-16 23:45:32,616 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=652, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=320, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=654, PETRI_PLACES=320, PETRI_TRANSITIONS=321} [2024-11-16 23:45:32,617 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -97 predicate places. [2024-11-16 23:45:32,617 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 321 transitions, 654 flow [2024-11-16 23:45:32,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 337.0) internal successors, (1011), 3 states have internal predecessors, (1011), 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) [2024-11-16 23:45:32,618 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:32,618 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] [2024-11-16 23:45:32,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 23:45:32,618 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:32,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:32,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1829457034, now seen corresponding path program 1 times [2024-11-16 23:45:32,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:32,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734440722] [2024-11-16 23:45:32,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:32,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:32,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:32,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:32,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734440722] [2024-11-16 23:45:32,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734440722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:32,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:32,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:32,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429097218] [2024-11-16 23:45:32,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:32,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:32,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:32,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:32,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:32,678 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 447 [2024-11-16 23:45:32,680 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 321 transitions, 654 flow. Second operand has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:32,680 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:32,680 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 447 [2024-11-16 23:45:32,680 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:32,898 INFO L124 PetriNetUnfolderBase]: 454/1253 cut-off events. [2024-11-16 23:45:32,898 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:32,901 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1910 conditions, 1253 events. 454/1253 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5897 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1806. Up to 610 conditions per place. [2024-11-16 23:45:32,906 INFO L140 encePairwiseOnDemand]: 445/447 looper letters, 22 selfloop transitions, 1 changer transitions 0/320 dead transitions. [2024-11-16 23:45:32,907 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 320 transitions, 698 flow [2024-11-16 23:45:32,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1041 transitions. [2024-11-16 23:45:32,909 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7762863534675615 [2024-11-16 23:45:32,910 INFO L175 Difference]: Start difference. First operand has 320 places, 321 transitions, 654 flow. Second operand 3 states and 1041 transitions. [2024-11-16 23:45:32,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 320 transitions, 698 flow [2024-11-16 23:45:32,912 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 320 transitions, 697 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:32,915 INFO L231 Difference]: Finished difference. Result has 320 places, 320 transitions, 653 flow [2024-11-16 23:45:32,915 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=651, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=320, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=319, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=653, PETRI_PLACES=320, PETRI_TRANSITIONS=320} [2024-11-16 23:45:32,916 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -97 predicate places. [2024-11-16 23:45:32,916 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 320 transitions, 653 flow [2024-11-16 23:45:32,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:32,917 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:32,917 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] [2024-11-16 23:45:32,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 23:45:32,917 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:32,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:32,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1466629887, now seen corresponding path program 1 times [2024-11-16 23:45:32,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:32,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12816137] [2024-11-16 23:45:32,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:32,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:32,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:32,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:32,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12816137] [2024-11-16 23:45:32,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12816137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:32,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:32,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:32,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837912608] [2024-11-16 23:45:32,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:32,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:32,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:32,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:32,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:32,984 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 336 out of 447 [2024-11-16 23:45:32,985 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 320 transitions, 653 flow. Second operand has 3 states, 3 states have (on average 337.0) internal successors, (1011), 3 states have internal predecessors, (1011), 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) [2024-11-16 23:45:32,986 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:32,986 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 336 of 447 [2024-11-16 23:45:32,986 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:33,273 INFO L124 PetriNetUnfolderBase]: 454/1251 cut-off events. [2024-11-16 23:45:33,273 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-11-16 23:45:33,276 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1911 conditions, 1251 events. 454/1251 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 5887 event pairs, 272 based on Foata normal form. 0/1138 useless extension candidates. Maximal degree in co-relation 1807. Up to 612 conditions per place. [2024-11-16 23:45:33,281 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 24 selfloop transitions, 1 changer transitions 0/318 dead transitions. [2024-11-16 23:45:33,281 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 318 transitions, 699 flow [2024-11-16 23:45:33,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:33,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:33,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1035 transitions. [2024-11-16 23:45:33,284 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7718120805369127 [2024-11-16 23:45:33,284 INFO L175 Difference]: Start difference. First operand has 320 places, 320 transitions, 653 flow. Second operand 3 states and 1035 transitions. [2024-11-16 23:45:33,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 318 transitions, 699 flow [2024-11-16 23:45:33,286 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 318 transitions, 698 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:33,290 INFO L231 Difference]: Finished difference. Result has 319 places, 318 transitions, 650 flow [2024-11-16 23:45:33,290 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=648, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=650, PETRI_PLACES=319, PETRI_TRANSITIONS=318} [2024-11-16 23:45:33,291 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -98 predicate places. [2024-11-16 23:45:33,291 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 318 transitions, 650 flow [2024-11-16 23:45:33,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 337.0) internal successors, (1011), 3 states have internal predecessors, (1011), 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) [2024-11-16 23:45:33,291 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:33,291 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] [2024-11-16 23:45:33,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 23:45:33,292 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:33,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:33,292 INFO L85 PathProgramCache]: Analyzing trace with hash -849579492, now seen corresponding path program 1 times [2024-11-16 23:45:33,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:33,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952571913] [2024-11-16 23:45:33,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:33,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:33,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:33,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:33,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952571913] [2024-11-16 23:45:33,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952571913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:33,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:33,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:33,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371946129] [2024-11-16 23:45:33,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:33,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:33,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:33,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:33,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:33,362 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 447 [2024-11-16 23:45:33,363 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 318 transitions, 650 flow. Second operand has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:33,363 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:33,363 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 447 [2024-11-16 23:45:33,363 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:33,783 INFO L124 PetriNetUnfolderBase]: 761/2060 cut-off events. [2024-11-16 23:45:33,783 INFO L125 PetriNetUnfolderBase]: For 66/66 co-relation queries the response was YES. [2024-11-16 23:45:33,791 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3169 conditions, 2060 events. 761/2060 cut-off events. For 66/66 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 12326 event pairs, 443 based on Foata normal form. 0/1847 useless extension candidates. Maximal degree in co-relation 3065. Up to 658 conditions per place. [2024-11-16 23:45:33,799 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 40 selfloop transitions, 2 changer transitions 0/336 dead transitions. [2024-11-16 23:45:33,799 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 336 transitions, 778 flow [2024-11-16 23:45:33,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:33,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1060 transitions. [2024-11-16 23:45:33,801 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.790454884414616 [2024-11-16 23:45:33,801 INFO L175 Difference]: Start difference. First operand has 319 places, 318 transitions, 650 flow. Second operand 3 states and 1060 transitions. [2024-11-16 23:45:33,802 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 336 transitions, 778 flow [2024-11-16 23:45:33,803 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 336 transitions, 777 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:33,808 INFO L231 Difference]: Finished difference. Result has 320 places, 318 transitions, 657 flow [2024-11-16 23:45:33,809 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=647, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=657, PETRI_PLACES=320, PETRI_TRANSITIONS=318} [2024-11-16 23:45:33,809 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -97 predicate places. [2024-11-16 23:45:33,810 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 318 transitions, 657 flow [2024-11-16 23:45:33,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:33,810 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:33,810 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] [2024-11-16 23:45:33,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 23:45:33,811 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:33,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:33,811 INFO L85 PathProgramCache]: Analyzing trace with hash -402059710, now seen corresponding path program 1 times [2024-11-16 23:45:33,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:33,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494060520] [2024-11-16 23:45:33,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:33,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:33,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494060520] [2024-11-16 23:45:33,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494060520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:33,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:33,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:33,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268270141] [2024-11-16 23:45:33,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:33,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:33,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:33,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:33,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:33,871 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 447 [2024-11-16 23:45:33,873 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 318 transitions, 657 flow. Second operand has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:33,873 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:33,873 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 447 [2024-11-16 23:45:33,873 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:34,459 INFO L124 PetriNetUnfolderBase]: 1158/3108 cut-off events. [2024-11-16 23:45:34,462 INFO L125 PetriNetUnfolderBase]: For 284/284 co-relation queries the response was YES. [2024-11-16 23:45:34,474 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5025 conditions, 3108 events. 1158/3108 cut-off events. For 284/284 co-relation queries the response was YES. Maximal size of possible extension queue 142. Compared 21722 event pairs, 502 based on Foata normal form. 0/2773 useless extension candidates. Maximal degree in co-relation 4920. Up to 841 conditions per place. [2024-11-16 23:45:34,487 INFO L140 encePairwiseOnDemand]: 443/447 looper letters, 41 selfloop transitions, 4 changer transitions 0/338 dead transitions. [2024-11-16 23:45:34,487 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 338 transitions, 800 flow [2024-11-16 23:45:34,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:34,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1061 transitions. [2024-11-16 23:45:34,490 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7912005965697241 [2024-11-16 23:45:34,490 INFO L175 Difference]: Start difference. First operand has 320 places, 318 transitions, 657 flow. Second operand 3 states and 1061 transitions. [2024-11-16 23:45:34,490 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 338 transitions, 800 flow [2024-11-16 23:45:34,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 338 transitions, 797 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:34,496 INFO L231 Difference]: Finished difference. Result has 322 places, 320 transitions, 685 flow [2024-11-16 23:45:34,496 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=653, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=685, PETRI_PLACES=322, PETRI_TRANSITIONS=320} [2024-11-16 23:45:34,497 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -95 predicate places. [2024-11-16 23:45:34,497 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 320 transitions, 685 flow [2024-11-16 23:45:34,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:34,498 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:34,498 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] [2024-11-16 23:45:34,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-16 23:45:34,499 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:34,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:34,499 INFO L85 PathProgramCache]: Analyzing trace with hash -409101248, now seen corresponding path program 1 times [2024-11-16 23:45:34,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:34,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138881212] [2024-11-16 23:45:34,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:34,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:34,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:34,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:34,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138881212] [2024-11-16 23:45:34,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138881212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:34,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:34,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:34,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717237755] [2024-11-16 23:45:34,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:34,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:34,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:34,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:34,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:34,551 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 447 [2024-11-16 23:45:34,552 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 320 transitions, 685 flow. Second operand has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:34,553 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:34,553 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 447 [2024-11-16 23:45:34,553 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:35,599 INFO L124 PetriNetUnfolderBase]: 2007/5209 cut-off events. [2024-11-16 23:45:35,599 INFO L125 PetriNetUnfolderBase]: For 1837/1837 co-relation queries the response was YES. [2024-11-16 23:45:35,614 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9178 conditions, 5209 events. 2007/5209 cut-off events. For 1837/1837 co-relation queries the response was YES. Maximal size of possible extension queue 247. Compared 42534 event pairs, 1125 based on Foata normal form. 0/4651 useless extension candidates. Maximal degree in co-relation 9072. Up to 1676 conditions per place. [2024-11-16 23:45:35,633 INFO L140 encePairwiseOnDemand]: 444/447 looper letters, 48 selfloop transitions, 2 changer transitions 0/342 dead transitions. [2024-11-16 23:45:35,633 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 342 transitions, 863 flow [2024-11-16 23:45:35,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:35,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1060 transitions. [2024-11-16 23:45:35,636 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.790454884414616 [2024-11-16 23:45:35,636 INFO L175 Difference]: Start difference. First operand has 322 places, 320 transitions, 685 flow. Second operand 3 states and 1060 transitions. [2024-11-16 23:45:35,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 342 transitions, 863 flow [2024-11-16 23:45:35,640 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 342 transitions, 849 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:35,644 INFO L231 Difference]: Finished difference. Result has 322 places, 320 transitions, 685 flow [2024-11-16 23:45:35,644 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=675, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=685, PETRI_PLACES=322, PETRI_TRANSITIONS=320} [2024-11-16 23:45:35,645 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -95 predicate places. [2024-11-16 23:45:35,645 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 320 transitions, 685 flow [2024-11-16 23:45:35,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:35,646 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:35,646 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] [2024-11-16 23:45:35,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-16 23:45:35,646 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:35,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:35,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1990737678, now seen corresponding path program 1 times [2024-11-16 23:45:35,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:35,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232827313] [2024-11-16 23:45:35,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:35,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:35,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:35,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:35,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232827313] [2024-11-16 23:45:35,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232827313] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:35,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:35,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:35,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498186665] [2024-11-16 23:45:35,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:35,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:35,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:35,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:35,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:35,708 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 339 out of 447 [2024-11-16 23:45:35,709 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 320 transitions, 685 flow. Second operand has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:35,709 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:35,709 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 339 of 447 [2024-11-16 23:45:35,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:37,225 INFO L124 PetriNetUnfolderBase]: 2826/7249 cut-off events. [2024-11-16 23:45:37,226 INFO L125 PetriNetUnfolderBase]: For 2168/2168 co-relation queries the response was YES. [2024-11-16 23:45:37,264 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12972 conditions, 7249 events. 2826/7249 cut-off events. For 2168/2168 co-relation queries the response was YES. Maximal size of possible extension queue 337. Compared 63675 event pairs, 1117 based on Foata normal form. 0/6502 useless extension candidates. Maximal degree in co-relation 12865. Up to 2206 conditions per place. [2024-11-16 23:45:37,303 INFO L140 encePairwiseOnDemand]: 443/447 looper letters, 49 selfloop transitions, 4 changer transitions 0/344 dead transitions. [2024-11-16 23:45:37,304 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 344 transitions, 872 flow [2024-11-16 23:45:37,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:37,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1061 transitions. [2024-11-16 23:45:37,307 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7912005965697241 [2024-11-16 23:45:37,308 INFO L175 Difference]: Start difference. First operand has 322 places, 320 transitions, 685 flow. Second operand 3 states and 1061 transitions. [2024-11-16 23:45:37,308 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 344 transitions, 872 flow [2024-11-16 23:45:37,312 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 344 transitions, 869 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:37,317 INFO L231 Difference]: Finished difference. Result has 324 places, 322 transitions, 713 flow [2024-11-16 23:45:37,317 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=681, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=713, PETRI_PLACES=324, PETRI_TRANSITIONS=322} [2024-11-16 23:45:37,318 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -93 predicate places. [2024-11-16 23:45:37,318 INFO L471 AbstractCegarLoop]: Abstraction has has 324 places, 322 transitions, 713 flow [2024-11-16 23:45:37,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 340.0) internal successors, (1020), 3 states have internal predecessors, (1020), 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) [2024-11-16 23:45:37,319 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:37,319 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:37,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-16 23:45:37,319 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-16 23:45:37,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:37,320 INFO L85 PathProgramCache]: Analyzing trace with hash 58186527, now seen corresponding path program 1 times [2024-11-16 23:45:37,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:37,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510741418] [2024-11-16 23:45:37,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:37,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:37,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:45:37,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:37,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510741418] [2024-11-16 23:45:37,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510741418] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:37,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:37,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:37,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69805041] [2024-11-16 23:45:37,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:37,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:37,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:37,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:37,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:37,414 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 340 out of 447 [2024-11-16 23:45:37,415 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 324 places, 322 transitions, 713 flow. Second operand has 3 states, 3 states have (on average 344.6666666666667) internal successors, (1034), 3 states have internal predecessors, (1034), 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) [2024-11-16 23:45:37,416 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:37,416 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 340 of 447 [2024-11-16 23:45:37,416 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:38,623 INFO L124 PetriNetUnfolderBase]: 2826/7432 cut-off events. [2024-11-16 23:45:38,623 INFO L125 PetriNetUnfolderBase]: For 4038/4038 co-relation queries the response was YES. [2024-11-16 23:45:38,650 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14083 conditions, 7432 events. 2826/7432 cut-off events. For 4038/4038 co-relation queries the response was YES. Maximal size of possible extension queue 354. Compared 66934 event pairs, 1550 based on Foata normal form. 16/6589 useless extension candidates. Maximal degree in co-relation 13976. Up to 3855 conditions per place. [2024-11-16 23:45:38,657 INFO L140 encePairwiseOnDemand]: 445/447 looper letters, 0 selfloop transitions, 0 changer transitions 321/321 dead transitions. [2024-11-16 23:45:38,658 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 321 transitions, 769 flow [2024-11-16 23:45:38,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1042 transitions. [2024-11-16 23:45:38,660 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7770320656226697 [2024-11-16 23:45:38,661 INFO L175 Difference]: Start difference. First operand has 324 places, 322 transitions, 713 flow. Second operand 3 states and 1042 transitions. [2024-11-16 23:45:38,661 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 321 transitions, 769 flow [2024-11-16 23:45:38,667 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 321 transitions, 761 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:38,669 INFO L231 Difference]: Finished difference. Result has 323 places, 0 transitions, 0 flow [2024-11-16 23:45:38,669 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=703, PETRI_DIFFERENCE_MINUEND_PLACES=321, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=323, PETRI_TRANSITIONS=0} [2024-11-16 23:45:38,669 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -94 predicate places. [2024-11-16 23:45:38,670 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 0 transitions, 0 flow [2024-11-16 23:45:38,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 344.6666666666667) internal successors, (1034), 3 states have internal predecessors, (1034), 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) [2024-11-16 23:45:38,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (168 of 169 remaining) [2024-11-16 23:45:38,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (167 of 169 remaining) [2024-11-16 23:45:38,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (166 of 169 remaining) [2024-11-16 23:45:38,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (165 of 169 remaining) [2024-11-16 23:45:38,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (164 of 169 remaining) [2024-11-16 23:45:38,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (163 of 169 remaining) [2024-11-16 23:45:38,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (162 of 169 remaining) [2024-11-16 23:45:38,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (161 of 169 remaining) [2024-11-16 23:45:38,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (160 of 169 remaining) [2024-11-16 23:45:38,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (159 of 169 remaining) [2024-11-16 23:45:38,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (158 of 169 remaining) [2024-11-16 23:45:38,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (157 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (156 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (155 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (154 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (153 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (152 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (151 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (150 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (149 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (148 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (147 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (146 of 169 remaining) [2024-11-16 23:45:38,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (145 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (144 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (143 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (142 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (141 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (140 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (139 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (138 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (137 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (136 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (135 of 169 remaining) [2024-11-16 23:45:38,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (134 of 169 remaining) [2024-11-16 23:45:38,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (133 of 169 remaining) [2024-11-16 23:45:38,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (132 of 169 remaining) [2024-11-16 23:45:38,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (131 of 169 remaining) [2024-11-16 23:45:38,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (130 of 169 remaining) [2024-11-16 23:45:38,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (129 of 169 remaining) [2024-11-16 23:45:38,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (128 of 169 remaining) [2024-11-16 23:45:38,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (127 of 169 remaining) [2024-11-16 23:45:38,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (126 of 169 remaining) [2024-11-16 23:45:38,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (125 of 169 remaining) [2024-11-16 23:45:38,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (124 of 169 remaining) [2024-11-16 23:45:38,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (123 of 169 remaining) [2024-11-16 23:45:38,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (122 of 169 remaining) [2024-11-16 23:45:38,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (121 of 169 remaining) [2024-11-16 23:45:38,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (120 of 169 remaining) [2024-11-16 23:45:38,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (119 of 169 remaining) [2024-11-16 23:45:38,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (118 of 169 remaining) [2024-11-16 23:45:38,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (117 of 169 remaining) [2024-11-16 23:45:38,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (116 of 169 remaining) [2024-11-16 23:45:38,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (115 of 169 remaining) [2024-11-16 23:45:38,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (114 of 169 remaining) [2024-11-16 23:45:38,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (113 of 169 remaining) [2024-11-16 23:45:38,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (112 of 169 remaining) [2024-11-16 23:45:38,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (111 of 169 remaining) [2024-11-16 23:45:38,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (110 of 169 remaining) [2024-11-16 23:45:38,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (109 of 169 remaining) [2024-11-16 23:45:38,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (108 of 169 remaining) [2024-11-16 23:45:38,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (107 of 169 remaining) [2024-11-16 23:45:38,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (106 of 169 remaining) [2024-11-16 23:45:38,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (105 of 169 remaining) [2024-11-16 23:45:38,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (104 of 169 remaining) [2024-11-16 23:45:38,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (103 of 169 remaining) [2024-11-16 23:45:38,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (102 of 169 remaining) [2024-11-16 23:45:38,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (101 of 169 remaining) [2024-11-16 23:45:38,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (100 of 169 remaining) [2024-11-16 23:45:38,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (99 of 169 remaining) [2024-11-16 23:45:38,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (98 of 169 remaining) [2024-11-16 23:45:38,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (97 of 169 remaining) [2024-11-16 23:45:38,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (96 of 169 remaining) [2024-11-16 23:45:38,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (95 of 169 remaining) [2024-11-16 23:45:38,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (94 of 169 remaining) [2024-11-16 23:45:38,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 169 remaining) [2024-11-16 23:45:38,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 169 remaining) [2024-11-16 23:45:38,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 169 remaining) [2024-11-16 23:45:38,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 169 remaining) [2024-11-16 23:45:38,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (89 of 169 remaining) [2024-11-16 23:45:38,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (88 of 169 remaining) [2024-11-16 23:45:38,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (87 of 169 remaining) [2024-11-16 23:45:38,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (86 of 169 remaining) [2024-11-16 23:45:38,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (85 of 169 remaining) [2024-11-16 23:45:38,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 169 remaining) [2024-11-16 23:45:38,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (83 of 169 remaining) [2024-11-16 23:45:38,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (82 of 169 remaining) [2024-11-16 23:45:38,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (81 of 169 remaining) [2024-11-16 23:45:38,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (80 of 169 remaining) [2024-11-16 23:45:38,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (79 of 169 remaining) [2024-11-16 23:45:38,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (78 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (77 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (76 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (75 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (74 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (73 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (72 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (71 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (70 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (69 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (68 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (67 of 169 remaining) [2024-11-16 23:45:38,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (66 of 169 remaining) [2024-11-16 23:45:38,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (65 of 169 remaining) [2024-11-16 23:45:38,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (64 of 169 remaining) [2024-11-16 23:45:38,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (63 of 169 remaining) [2024-11-16 23:45:38,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 169 remaining) [2024-11-16 23:45:38,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (61 of 169 remaining) [2024-11-16 23:45:38,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (60 of 169 remaining) [2024-11-16 23:45:38,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (59 of 169 remaining) [2024-11-16 23:45:38,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (58 of 169 remaining) [2024-11-16 23:45:38,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (57 of 169 remaining) [2024-11-16 23:45:38,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (56 of 169 remaining) [2024-11-16 23:45:38,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (55 of 169 remaining) [2024-11-16 23:45:38,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (54 of 169 remaining) [2024-11-16 23:45:38,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (53 of 169 remaining) [2024-11-16 23:45:38,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (52 of 169 remaining) [2024-11-16 23:45:38,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (51 of 169 remaining) [2024-11-16 23:45:38,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 169 remaining) [2024-11-16 23:45:38,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (49 of 169 remaining) [2024-11-16 23:45:38,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (48 of 169 remaining) [2024-11-16 23:45:38,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 169 remaining) [2024-11-16 23:45:38,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (46 of 169 remaining) [2024-11-16 23:45:38,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (45 of 169 remaining) [2024-11-16 23:45:38,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (44 of 169 remaining) [2024-11-16 23:45:38,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (43 of 169 remaining) [2024-11-16 23:45:38,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (42 of 169 remaining) [2024-11-16 23:45:38,689 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (41 of 169 remaining) [2024-11-16 23:45:38,689 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (40 of 169 remaining) [2024-11-16 23:45:38,689 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (39 of 169 remaining) [2024-11-16 23:45:38,689 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (38 of 169 remaining) [2024-11-16 23:45:38,689 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (37 of 169 remaining) [2024-11-16 23:45:38,689 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (36 of 169 remaining) [2024-11-16 23:45:38,689 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (35 of 169 remaining) [2024-11-16 23:45:38,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (34 of 169 remaining) [2024-11-16 23:45:38,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (33 of 169 remaining) [2024-11-16 23:45:38,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (32 of 169 remaining) [2024-11-16 23:45:38,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (31 of 169 remaining) [2024-11-16 23:45:38,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (30 of 169 remaining) [2024-11-16 23:45:38,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (29 of 169 remaining) [2024-11-16 23:45:38,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (28 of 169 remaining) [2024-11-16 23:45:38,690 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (27 of 169 remaining) [2024-11-16 23:45:38,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (26 of 169 remaining) [2024-11-16 23:45:38,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (25 of 169 remaining) [2024-11-16 23:45:38,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (24 of 169 remaining) [2024-11-16 23:45:38,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (23 of 169 remaining) [2024-11-16 23:45:38,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (22 of 169 remaining) [2024-11-16 23:45:38,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (21 of 169 remaining) [2024-11-16 23:45:38,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (20 of 169 remaining) [2024-11-16 23:45:38,691 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (19 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (18 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (17 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (16 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (15 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (14 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (13 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (12 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (11 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (10 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (9 of 169 remaining) [2024-11-16 23:45:38,692 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (8 of 169 remaining) [2024-11-16 23:45:38,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (7 of 169 remaining) [2024-11-16 23:45:38,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (6 of 169 remaining) [2024-11-16 23:45:38,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (5 of 169 remaining) [2024-11-16 23:45:38,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (4 of 169 remaining) [2024-11-16 23:45:38,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (3 of 169 remaining) [2024-11-16 23:45:38,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (2 of 169 remaining) [2024-11-16 23:45:38,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (1 of 169 remaining) [2024-11-16 23:45:38,693 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (0 of 169 remaining) [2024-11-16 23:45:38,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-16 23:45:38,694 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] [2024-11-16 23:45:38,700 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-16 23:45:38,700 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 23:45:38,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:45:38 BasicIcfg [2024-11-16 23:45:38,705 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 23:45:38,706 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 23:45:38,706 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 23:45:38,706 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 23:45:38,706 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:25" (3/4) ... [2024-11-16 23:45:38,708 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-16 23:45:38,711 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-16 23:45:38,711 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-16 23:45:38,711 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-16 23:45:38,711 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-16 23:45:38,718 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2024-11-16 23:45:38,719 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-16 23:45:38,719 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-16 23:45:38,720 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-16 23:45:38,835 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-16 23:45:38,835 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-16 23:45:38,835 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 23:45:38,836 INFO L158 Benchmark]: Toolchain (without parser) took 15710.63ms. Allocated memory was 153.1MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 75.7MB in the beginning and 419.0MB in the end (delta: -343.3MB). Peak memory consumption was 861.3MB. Max. memory is 16.1GB. [2024-11-16 23:45:38,836 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 23:45:38,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.11ms. Allocated memory is still 153.1MB. Free memory was 75.4MB in the beginning and 115.8MB in the end (delta: -40.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-16 23:45:38,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.13ms. Allocated memory is still 153.1MB. Free memory was 115.8MB in the beginning and 111.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-16 23:45:38,837 INFO L158 Benchmark]: Boogie Preprocessor took 49.10ms. Allocated memory is still 153.1MB. Free memory was 111.7MB in the beginning and 109.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 23:45:38,837 INFO L158 Benchmark]: IcfgBuilder took 1639.25ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 109.3MB in the beginning and 90.2MB in the end (delta: 19.0MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. [2024-11-16 23:45:38,837 INFO L158 Benchmark]: TraceAbstraction took 13397.10ms. Allocated memory was 184.5MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 89.2MB in the beginning and 426.3MB in the end (delta: -337.2MB). Peak memory consumption was 847.7MB. Max. memory is 16.1GB. [2024-11-16 23:45:38,837 INFO L158 Benchmark]: Witness Printer took 129.40ms. Allocated memory is still 1.4GB. Free memory was 426.3MB in the beginning and 419.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-16 23:45:38,840 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.11ms. Allocated memory is still 153.1MB. Free memory was 75.4MB in the beginning and 115.8MB in the end (delta: -40.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.13ms. Allocated memory is still 153.1MB. Free memory was 115.8MB in the beginning and 111.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.10ms. Allocated memory is still 153.1MB. Free memory was 111.7MB in the beginning and 109.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 1639.25ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 109.3MB in the beginning and 90.2MB in the end (delta: 19.0MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. * TraceAbstraction took 13397.10ms. Allocated memory was 184.5MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 89.2MB in the beginning and 426.3MB in the end (delta: -337.2MB). Peak memory consumption was 847.7MB. Max. memory is 16.1GB. * Witness Printer took 129.40ms. Allocated memory is still 1.4GB. Free memory was 426.3MB in the beginning and 419.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: 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: 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: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: 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: 126]: 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: 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: 133]: 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: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: 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: 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: 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: 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: 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: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 535 locations, 169 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: 13.1s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 443 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 248 mSDsluCounter, 69 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1234 IncrementalHoareTripleChecker+Invalid, 1311 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 69 mSDtfsCounter, 1234 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=876occurred in iteration=0, InterpolantAutomatonStates: 69, 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, 1.4s InterpolantComputationTime, 2779 NumberOfCodeBlocks, 2779 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2757 ConstructedInterpolants, 0 QuantifiedInterpolants, 2914 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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 95 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-16 23:45:38,871 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