./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 023d838f 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-send-receive-alt.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 d2a575889db2e07e0d6a3fd2f8635ba39d2afc2713d706bcd4d4aaa862bed792 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 14:39:56,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 14:39:56,421 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-10 14:39:56,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 14:39:56,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 14:39:56,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 14:39:56,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 14:39:56,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 14:39:56,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 14:39:56,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 14:39:56,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 14:39:56,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 14:39:56,465 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 14:39:56,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 14:39:56,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 14:39:56,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 14:39:56,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 14:39:56,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 14:39:56,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 14:39:56,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 14:39:56,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 14:39:56,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 14:39:56,469 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-10 14:39:56,469 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 14:39:56,469 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 14:39:56,469 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 14:39:56,470 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 14:39:56,470 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 14:39:56,470 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 14:39:56,471 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 14:39:56,471 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 14:39:56,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:39:56,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 14:39:56,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 14:39:56,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 14:39:56,472 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 14:39:56,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 14:39:56,473 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 14:39:56,473 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 14:39:56,474 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 14:39:56,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 14:39:56,478 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2a575889db2e07e0d6a3fd2f8635ba39d2afc2713d706bcd4d4aaa862bed792 [2024-11-10 14:39:56,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 14:39:56,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 14:39:56,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 14:39:56,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 14:39:56,758 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 14:39:56,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c [2024-11-10 14:39:58,217 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 14:39:58,432 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 14:39:58,433 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c [2024-11-10 14:39:58,448 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e5701e1e/cf0dd78e8a194c5783cfd7915f80207c/FLAGbe8edc9b3 [2024-11-10 14:39:58,466 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e5701e1e/cf0dd78e8a194c5783cfd7915f80207c [2024-11-10 14:39:58,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 14:39:58,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 14:39:58,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 14:39:58,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 14:39:58,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 14:39:58,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d13872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58, skipping insertion in model container [2024-11-10 14:39:58,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,506 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 14:39:58,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:39:58,772 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 14:39:58,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:39:58,819 INFO L204 MainTranslator]: Completed translation [2024-11-10 14:39:58,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58 WrapperNode [2024-11-10 14:39:58,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 14:39:58,820 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 14:39:58,821 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 14:39:58,821 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 14:39:58,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,865 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 252 [2024-11-10 14:39:58,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 14:39:58,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 14:39:58,866 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 14:39:58,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 14:39:58,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,888 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 14:39:58,902 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 14:39:58,902 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 14:39:58,902 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 14:39:58,903 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (1/1) ... [2024-11-10 14:39:58,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:39:58,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 14:39:58,948 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) [2024-11-10 14:39:58,950 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 [2024-11-10 14:39:58,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 14:39:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-10 14:39:58,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-10 14:39:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-10 14:39:58,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-10 14:39:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-10 14:39:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-10 14:39:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-10 14:39:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-10 14:39:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 14:39:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 14:39:58,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 14:39:58,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-10 14:39:58,995 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-10 14:39:59,099 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 14:39:59,101 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 14:39:59,537 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-10 14:39:59,537 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 14:39:59,735 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 14:39:59,736 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 14:39:59,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:39:59 BoogieIcfgContainer [2024-11-10 14:39:59,736 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 14:39:59,739 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 14:39:59,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 14:39:59,743 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 14:39:59,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:39:58" (1/3) ... [2024-11-10 14:39:59,744 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55769b70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:39:59, skipping insertion in model container [2024-11-10 14:39:59,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:58" (2/3) ... [2024-11-10 14:39:59,745 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55769b70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:39:59, skipping insertion in model container [2024-11-10 14:39:59,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:39:59" (3/3) ... [2024-11-10 14:39:59,746 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-send-receive-alt.wvr.c [2024-11-10 14:39:59,763 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 14:39:59,764 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2024-11-10 14:39:59,765 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-10 14:39:59,856 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-10 14:39:59,904 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 209 places, 215 transitions, 444 flow [2024-11-10 14:39:59,997 INFO L124 PetriNetUnfolderBase]: 13/213 cut-off events. [2024-11-10 14:39:59,999 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-10 14:40:00,005 INFO L83 FinitePrefix]: Finished finitePrefix Result has 222 conditions, 213 events. 13/213 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 317 event pairs, 0 based on Foata normal form. 0/166 useless extension candidates. Maximal degree in co-relation 135. Up to 2 conditions per place. [2024-11-10 14:40:00,006 INFO L82 GeneralOperation]: Start removeDead. Operand has 209 places, 215 transitions, 444 flow [2024-11-10 14:40:00,014 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 189 places, 193 transitions, 398 flow [2024-11-10 14:40:00,028 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:40:00,037 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;@39366f64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:40:00,037 INFO L334 AbstractCegarLoop]: Starting to check reachability of 61 error locations. [2024-11-10 14:40:00,045 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:40:00,045 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-11-10 14:40:00,046 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:40:00,046 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:00,047 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] [2024-11-10 14:40:00,047 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:00,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:00,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1958352774, now seen corresponding path program 1 times [2024-11-10 14:40:00,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:00,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896221521] [2024-11-10 14:40:00,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:00,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:00,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:00,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:00,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896221521] [2024-11-10 14:40:00,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896221521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:00,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:00,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:00,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687049090] [2024-11-10 14:40:00,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:00,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:00,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:00,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:00,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:00,346 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 215 [2024-11-10 14:40:00,350 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 193 transitions, 398 flow. Second operand has 3 states, 3 states have (on average 170.33333333333334) internal successors, (511), 3 states have internal predecessors, (511), 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) [2024-11-10 14:40:00,350 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:00,351 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 215 [2024-11-10 14:40:00,351 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:00,419 INFO L124 PetriNetUnfolderBase]: 17/205 cut-off events. [2024-11-10 14:40:00,420 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-11-10 14:40:00,422 INFO L83 FinitePrefix]: Finished finitePrefix Result has 251 conditions, 205 events. 17/205 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 341 event pairs, 4 based on Foata normal form. 14/192 useless extension candidates. Maximal degree in co-relation 126. Up to 30 conditions per place. [2024-11-10 14:40:00,424 INFO L140 encePairwiseOnDemand]: 184/215 looper letters, 12 selfloop transitions, 2 changer transitions 2/164 dead transitions. [2024-11-10 14:40:00,426 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 164 transitions, 368 flow [2024-11-10 14:40:00,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:00,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:00,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 550 transitions. [2024-11-10 14:40:00,444 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8527131782945736 [2024-11-10 14:40:00,447 INFO L175 Difference]: Start difference. First operand has 189 places, 193 transitions, 398 flow. Second operand 3 states and 550 transitions. [2024-11-10 14:40:00,448 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 164 transitions, 368 flow [2024-11-10 14:40:00,452 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 164 transitions, 360 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-10 14:40:00,456 INFO L231 Difference]: Finished difference. Result has 164 places, 162 transitions, 332 flow [2024-11-10 14:40:00,461 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=332, PETRI_PLACES=164, PETRI_TRANSITIONS=162} [2024-11-10 14:40:00,464 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -25 predicate places. [2024-11-10 14:40:00,466 INFO L471 AbstractCegarLoop]: Abstraction has has 164 places, 162 transitions, 332 flow [2024-11-10 14:40:00,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 170.33333333333334) internal successors, (511), 3 states have internal predecessors, (511), 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) [2024-11-10 14:40:00,467 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:00,468 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] [2024-11-10 14:40:00,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 14:40:00,468 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:00,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:00,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1716557196, now seen corresponding path program 1 times [2024-11-10 14:40:00,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:00,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890323937] [2024-11-10 14:40:00,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:00,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:00,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:00,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890323937] [2024-11-10 14:40:00,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890323937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:00,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:00,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:00,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669532049] [2024-11-10 14:40:00,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:00,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:00,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:00,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:00,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:00,557 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 215 [2024-11-10 14:40:00,558 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 162 transitions, 332 flow. Second operand has 3 states, 3 states have (on average 171.33333333333334) internal successors, (514), 3 states have internal predecessors, (514), 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) [2024-11-10 14:40:00,558 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:00,559 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 215 [2024-11-10 14:40:00,559 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:00,613 INFO L124 PetriNetUnfolderBase]: 13/188 cut-off events. [2024-11-10 14:40:00,613 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-10 14:40:00,615 INFO L83 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 188 events. 13/188 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 255 event pairs, 2 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 189. Up to 23 conditions per place. [2024-11-10 14:40:00,618 INFO L140 encePairwiseOnDemand]: 212/215 looper letters, 11 selfloop transitions, 2 changer transitions 0/161 dead transitions. [2024-11-10 14:40:00,618 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 161 transitions, 356 flow [2024-11-10 14:40:00,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 524 transitions. [2024-11-10 14:40:00,622 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8124031007751938 [2024-11-10 14:40:00,624 INFO L175 Difference]: Start difference. First operand has 164 places, 162 transitions, 332 flow. Second operand 3 states and 524 transitions. [2024-11-10 14:40:00,624 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 161 transitions, 356 flow [2024-11-10 14:40:00,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 161 transitions, 352 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:00,629 INFO L231 Difference]: Finished difference. Result has 161 places, 161 transitions, 330 flow [2024-11-10 14:40:00,629 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=330, PETRI_PLACES=161, PETRI_TRANSITIONS=161} [2024-11-10 14:40:00,630 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -28 predicate places. [2024-11-10 14:40:00,630 INFO L471 AbstractCegarLoop]: Abstraction has has 161 places, 161 transitions, 330 flow [2024-11-10 14:40:00,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 171.33333333333334) internal successors, (514), 3 states have internal predecessors, (514), 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) [2024-11-10 14:40:00,631 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:00,632 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] [2024-11-10 14:40:00,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 14:40:00,632 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:00,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:00,633 INFO L85 PathProgramCache]: Analyzing trace with hash 120435687, now seen corresponding path program 1 times [2024-11-10 14:40:00,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:00,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464476149] [2024-11-10 14:40:00,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:00,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:00,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:00,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:00,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464476149] [2024-11-10 14:40:00,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464476149] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:00,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:00,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:00,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782321746] [2024-11-10 14:40:00,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:00,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:00,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:00,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:00,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:00,705 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 215 [2024-11-10 14:40:00,706 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 161 transitions, 330 flow. Second operand has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 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) [2024-11-10 14:40:00,706 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:00,707 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 215 [2024-11-10 14:40:00,707 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:00,765 INFO L124 PetriNetUnfolderBase]: 14/207 cut-off events. [2024-11-10 14:40:00,766 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-10 14:40:00,766 INFO L83 FinitePrefix]: Finished finitePrefix Result has 241 conditions, 207 events. 14/207 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 389 event pairs, 1 based on Foata normal form. 0/185 useless extension candidates. Maximal degree in co-relation 203. Up to 16 conditions per place. [2024-11-10 14:40:00,769 INFO L140 encePairwiseOnDemand]: 212/215 looper letters, 14 selfloop transitions, 2 changer transitions 0/166 dead transitions. [2024-11-10 14:40:00,769 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 166 transitions, 375 flow [2024-11-10 14:40:00,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:00,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 539 transitions. [2024-11-10 14:40:00,774 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8356589147286821 [2024-11-10 14:40:00,774 INFO L175 Difference]: Start difference. First operand has 161 places, 161 transitions, 330 flow. Second operand 3 states and 539 transitions. [2024-11-10 14:40:00,774 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 166 transitions, 375 flow [2024-11-10 14:40:00,776 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 166 transitions, 371 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:00,780 INFO L231 Difference]: Finished difference. Result has 161 places, 161 transitions, 334 flow [2024-11-10 14:40:00,780 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=324, PETRI_DIFFERENCE_MINUEND_PLACES=158, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=334, PETRI_PLACES=161, PETRI_TRANSITIONS=161} [2024-11-10 14:40:00,782 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -28 predicate places. [2024-11-10 14:40:00,783 INFO L471 AbstractCegarLoop]: Abstraction has has 161 places, 161 transitions, 334 flow [2024-11-10 14:40:00,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 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) [2024-11-10 14:40:00,783 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:00,784 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] [2024-11-10 14:40:00,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 14:40:00,784 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:00,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:00,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1864096639, now seen corresponding path program 1 times [2024-11-10 14:40:00,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:00,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6788510] [2024-11-10 14:40:00,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:00,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:00,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:00,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6788510] [2024-11-10 14:40:00,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6788510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:00,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:00,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:00,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827206956] [2024-11-10 14:40:00,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:00,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:00,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:00,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:00,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:00,873 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 215 [2024-11-10 14:40:00,874 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 161 transitions, 334 flow. Second operand has 3 states, 3 states have (on average 170.33333333333334) internal successors, (511), 3 states have internal predecessors, (511), 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) [2024-11-10 14:40:00,874 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:00,874 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 215 [2024-11-10 14:40:00,874 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:00,923 INFO L124 PetriNetUnfolderBase]: 22/236 cut-off events. [2024-11-10 14:40:00,924 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2024-11-10 14:40:00,925 INFO L83 FinitePrefix]: Finished finitePrefix Result has 303 conditions, 236 events. 22/236 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 588 event pairs, 10 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 153. Up to 43 conditions per place. [2024-11-10 14:40:00,925 INFO L140 encePairwiseOnDemand]: 212/215 looper letters, 13 selfloop transitions, 2 changer transitions 0/160 dead transitions. [2024-11-10 14:40:00,926 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 160 transitions, 362 flow [2024-11-10 14:40:00,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:00,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:00,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 522 transitions. [2024-11-10 14:40:00,930 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8093023255813954 [2024-11-10 14:40:00,931 INFO L175 Difference]: Start difference. First operand has 161 places, 161 transitions, 334 flow. Second operand 3 states and 522 transitions. [2024-11-10 14:40:00,931 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 160 transitions, 362 flow [2024-11-10 14:40:00,932 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 160 transitions, 360 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-10 14:40:00,934 INFO L231 Difference]: Finished difference. Result has 161 places, 160 transitions, 334 flow [2024-11-10 14:40:00,934 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=330, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=334, PETRI_PLACES=161, PETRI_TRANSITIONS=160} [2024-11-10 14:40:00,935 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -28 predicate places. [2024-11-10 14:40:00,935 INFO L471 AbstractCegarLoop]: Abstraction has has 161 places, 160 transitions, 334 flow [2024-11-10 14:40:00,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 170.33333333333334) internal successors, (511), 3 states have internal predecessors, (511), 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) [2024-11-10 14:40:00,937 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:00,938 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] [2024-11-10 14:40:00,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 14:40:00,938 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:00,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:00,940 INFO L85 PathProgramCache]: Analyzing trace with hash 624675955, now seen corresponding path program 1 times [2024-11-10 14:40:00,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:00,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683195478] [2024-11-10 14:40:00,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:00,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:00,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:00,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683195478] [2024-11-10 14:40:00,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683195478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:00,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:00,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:00,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975806115] [2024-11-10 14:40:00,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:00,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:00,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:00,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:00,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:01,005 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 215 [2024-11-10 14:40:01,007 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 160 transitions, 334 flow. Second operand has 3 states, 3 states have (on average 172.0) internal successors, (516), 3 states have internal predecessors, (516), 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) [2024-11-10 14:40:01,007 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:01,007 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 215 [2024-11-10 14:40:01,007 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:01,084 INFO L124 PetriNetUnfolderBase]: 28/265 cut-off events. [2024-11-10 14:40:01,084 INFO L125 PetriNetUnfolderBase]: For 18/18 co-relation queries the response was YES. [2024-11-10 14:40:01,085 INFO L83 FinitePrefix]: Finished finitePrefix Result has 333 conditions, 265 events. 28/265 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 703 event pairs, 10 based on Foata normal form. 0/233 useless extension candidates. Maximal degree in co-relation 286. Up to 47 conditions per place. [2024-11-10 14:40:01,086 INFO L140 encePairwiseOnDemand]: 212/215 looper letters, 12 selfloop transitions, 1 changer transitions 0/158 dead transitions. [2024-11-10 14:40:01,087 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 158 transitions, 356 flow [2024-11-10 14:40:01,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:01,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:01,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 527 transitions. [2024-11-10 14:40:01,089 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8170542635658915 [2024-11-10 14:40:01,089 INFO L175 Difference]: Start difference. First operand has 161 places, 160 transitions, 334 flow. Second operand 3 states and 527 transitions. [2024-11-10 14:40:01,089 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 158 transitions, 356 flow [2024-11-10 14:40:01,090 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 158 transitions, 352 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:01,092 INFO L231 Difference]: Finished difference. Result has 159 places, 158 transitions, 328 flow [2024-11-10 14:40:01,093 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=328, PETRI_PLACES=159, PETRI_TRANSITIONS=158} [2024-11-10 14:40:01,095 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -30 predicate places. [2024-11-10 14:40:01,095 INFO L471 AbstractCegarLoop]: Abstraction has has 159 places, 158 transitions, 328 flow [2024-11-10 14:40:01,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 172.0) internal successors, (516), 3 states have internal predecessors, (516), 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) [2024-11-10 14:40:01,096 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:01,096 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] [2024-11-10 14:40:01,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 14:40:01,096 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:01,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:01,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1934063402, now seen corresponding path program 1 times [2024-11-10 14:40:01,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:01,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731928628] [2024-11-10 14:40:01,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:01,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:01,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:01,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731928628] [2024-11-10 14:40:01,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731928628] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:01,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:01,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:40:01,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641221216] [2024-11-10 14:40:01,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:01,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:40:01,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:01,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:40:01,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:40:01,814 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 215 [2024-11-10 14:40:01,816 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 158 transitions, 328 flow. Second operand has 6 states, 6 states have (on average 165.5) internal successors, (993), 6 states have internal predecessors, (993), 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) [2024-11-10 14:40:01,816 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:01,816 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 215 [2024-11-10 14:40:01,816 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:01,897 INFO L124 PetriNetUnfolderBase]: 14/203 cut-off events. [2024-11-10 14:40:01,897 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-10 14:40:01,898 INFO L83 FinitePrefix]: Finished finitePrefix Result has 254 conditions, 203 events. 14/203 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 373 event pairs, 4 based on Foata normal form. 0/183 useless extension candidates. Maximal degree in co-relation 208. Up to 32 conditions per place. [2024-11-10 14:40:01,898 INFO L140 encePairwiseOnDemand]: 209/215 looper letters, 16 selfloop transitions, 5 changer transitions 0/157 dead transitions. [2024-11-10 14:40:01,898 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 157 transitions, 368 flow [2024-11-10 14:40:01,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:40:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:40:01,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1005 transitions. [2024-11-10 14:40:01,902 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7790697674418605 [2024-11-10 14:40:01,902 INFO L175 Difference]: Start difference. First operand has 159 places, 158 transitions, 328 flow. Second operand 6 states and 1005 transitions. [2024-11-10 14:40:01,902 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 157 transitions, 368 flow [2024-11-10 14:40:01,904 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 157 transitions, 367 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-10 14:40:01,906 INFO L231 Difference]: Finished difference. Result has 162 places, 157 transitions, 335 flow [2024-11-10 14:40:01,906 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=325, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=335, PETRI_PLACES=162, PETRI_TRANSITIONS=157} [2024-11-10 14:40:01,908 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -27 predicate places. [2024-11-10 14:40:01,908 INFO L471 AbstractCegarLoop]: Abstraction has has 162 places, 157 transitions, 335 flow [2024-11-10 14:40:01,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 165.5) internal successors, (993), 6 states have internal predecessors, (993), 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) [2024-11-10 14:40:01,909 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:01,909 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] [2024-11-10 14:40:01,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 14:40:01,910 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:01,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:01,910 INFO L85 PathProgramCache]: Analyzing trace with hash -505528908, now seen corresponding path program 1 times [2024-11-10 14:40:01,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:01,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466084969] [2024-11-10 14:40:01,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:01,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:01,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:01,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:01,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466084969] [2024-11-10 14:40:01,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466084969] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:01,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:01,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:01,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851613937] [2024-11-10 14:40:01,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:01,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:01,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:01,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:01,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:01,971 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 215 [2024-11-10 14:40:01,972 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 157 transitions, 335 flow. Second operand has 3 states, 3 states have (on average 172.33333333333334) internal successors, (517), 3 states have internal predecessors, (517), 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) [2024-11-10 14:40:01,972 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:01,972 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 215 [2024-11-10 14:40:01,972 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:02,020 INFO L124 PetriNetUnfolderBase]: 14/202 cut-off events. [2024-11-10 14:40:02,020 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-10 14:40:02,021 INFO L83 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 202 events. 14/202 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 367 event pairs, 4 based on Foata normal form. 0/183 useless extension candidates. Maximal degree in co-relation 231. Up to 27 conditions per place. [2024-11-10 14:40:02,022 INFO L140 encePairwiseOnDemand]: 212/215 looper letters, 11 selfloop transitions, 2 changer transitions 0/156 dead transitions. [2024-11-10 14:40:02,022 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 156 transitions, 359 flow [2024-11-10 14:40:02,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:02,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:02,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 526 transitions. [2024-11-10 14:40:02,024 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8155038759689922 [2024-11-10 14:40:02,024 INFO L175 Difference]: Start difference. First operand has 162 places, 157 transitions, 335 flow. Second operand 3 states and 526 transitions. [2024-11-10 14:40:02,024 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 156 transitions, 359 flow [2024-11-10 14:40:02,025 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 156 transitions, 349 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-10 14:40:02,027 INFO L231 Difference]: Finished difference. Result has 158 places, 156 transitions, 327 flow [2024-11-10 14:40:02,028 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=323, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=327, PETRI_PLACES=158, PETRI_TRANSITIONS=156} [2024-11-10 14:40:02,028 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -31 predicate places. [2024-11-10 14:40:02,029 INFO L471 AbstractCegarLoop]: Abstraction has has 158 places, 156 transitions, 327 flow [2024-11-10 14:40:02,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 172.33333333333334) internal successors, (517), 3 states have internal predecessors, (517), 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) [2024-11-10 14:40:02,030 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:02,030 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] [2024-11-10 14:40:02,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 14:40:02,030 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err12ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:02,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:02,031 INFO L85 PathProgramCache]: Analyzing trace with hash 338473719, now seen corresponding path program 1 times [2024-11-10 14:40:02,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:02,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987007262] [2024-11-10 14:40:02,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:02,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:02,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:02,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987007262] [2024-11-10 14:40:02,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987007262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:02,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:02,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:02,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920605447] [2024-11-10 14:40:02,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:02,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:02,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:02,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:02,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:02,078 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 215 [2024-11-10 14:40:02,079 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 156 transitions, 327 flow. Second operand has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 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) [2024-11-10 14:40:02,079 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:02,079 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 215 [2024-11-10 14:40:02,079 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:02,132 INFO L124 PetriNetUnfolderBase]: 35/297 cut-off events. [2024-11-10 14:40:02,132 INFO L125 PetriNetUnfolderBase]: For 28/28 co-relation queries the response was YES. [2024-11-10 14:40:02,132 INFO L83 FinitePrefix]: Finished finitePrefix Result has 384 conditions, 297 events. 35/297 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 925 event pairs, 5 based on Foata normal form. 0/275 useless extension candidates. Maximal degree in co-relation 337. Up to 45 conditions per place. [2024-11-10 14:40:02,133 INFO L140 encePairwiseOnDemand]: 209/215 looper letters, 14 selfloop transitions, 5 changer transitions 0/160 dead transitions. [2024-11-10 14:40:02,134 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 160 transitions, 380 flow [2024-11-10 14:40:02,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 532 transitions. [2024-11-10 14:40:02,136 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8248062015503876 [2024-11-10 14:40:02,136 INFO L175 Difference]: Start difference. First operand has 158 places, 156 transitions, 327 flow. Second operand 3 states and 532 transitions. [2024-11-10 14:40:02,136 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 160 transitions, 380 flow [2024-11-10 14:40:02,137 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 160 transitions, 376 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:02,138 INFO L231 Difference]: Finished difference. Result has 157 places, 157 transitions, 350 flow [2024-11-10 14:40:02,139 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=319, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=350, PETRI_PLACES=157, PETRI_TRANSITIONS=157} [2024-11-10 14:40:02,139 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -32 predicate places. [2024-11-10 14:40:02,139 INFO L471 AbstractCegarLoop]: Abstraction has has 157 places, 157 transitions, 350 flow [2024-11-10 14:40:02,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 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) [2024-11-10 14:40:02,140 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:02,140 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] [2024-11-10 14:40:02,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 14:40:02,143 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err11ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-10 14:40:02,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:02,144 INFO L85 PathProgramCache]: Analyzing trace with hash 386889357, now seen corresponding path program 1 times [2024-11-10 14:40:02,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:02,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571548535] [2024-11-10 14:40:02,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:02,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:02,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:02,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571548535] [2024-11-10 14:40:02,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571548535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:02,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:02,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:02,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958480173] [2024-11-10 14:40:02,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:02,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:02,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:02,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:02,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:02,190 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 215 [2024-11-10 14:40:02,191 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 157 transitions, 350 flow. Second operand has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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) [2024-11-10 14:40:02,191 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:02,191 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 215 [2024-11-10 14:40:02,191 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:02,230 INFO L124 PetriNetUnfolderBase]: 18/236 cut-off events. [2024-11-10 14:40:02,230 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-11-10 14:40:02,231 INFO L83 FinitePrefix]: Finished finitePrefix Result has 317 conditions, 236 events. 18/236 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 495 event pairs, 3 based on Foata normal form. 3/222 useless extension candidates. Maximal degree in co-relation 271. Up to 29 conditions per place. [2024-11-10 14:40:02,231 INFO L140 encePairwiseOnDemand]: 212/215 looper letters, 0 selfloop transitions, 0 changer transitions 155/155 dead transitions. [2024-11-10 14:40:02,231 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 155 transitions, 372 flow [2024-11-10 14:40:02,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:02,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:02,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 528 transitions. [2024-11-10 14:40:02,233 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8186046511627907 [2024-11-10 14:40:02,233 INFO L175 Difference]: Start difference. First operand has 157 places, 157 transitions, 350 flow. Second operand 3 states and 528 transitions. [2024-11-10 14:40:02,233 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 155 transitions, 372 flow [2024-11-10 14:40:02,235 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 155 transitions, 367 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-10 14:40:02,236 INFO L231 Difference]: Finished difference. Result has 156 places, 0 transitions, 0 flow [2024-11-10 14:40:02,236 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=215, PETRI_DIFFERENCE_MINUEND_FLOW=341, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=155, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=156, PETRI_TRANSITIONS=0} [2024-11-10 14:40:02,237 INFO L277 CegarLoopForPetriNet]: 189 programPoint places, -33 predicate places. [2024-11-10 14:40:02,238 INFO L471 AbstractCegarLoop]: Abstraction has has 156 places, 0 transitions, 0 flow [2024-11-10 14:40:02,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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) [2024-11-10 14:40:02,245 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (60 of 61 remaining) [2024-11-10 14:40:02,245 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 61 remaining) [2024-11-10 14:40:02,245 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (58 of 61 remaining) [2024-11-10 14:40:02,246 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (57 of 61 remaining) [2024-11-10 14:40:02,246 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (56 of 61 remaining) [2024-11-10 14:40:02,246 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (55 of 61 remaining) [2024-11-10 14:40:02,246 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (54 of 61 remaining) [2024-11-10 14:40:02,248 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 61 remaining) [2024-11-10 14:40:02,249 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (52 of 61 remaining) [2024-11-10 14:40:02,251 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (51 of 61 remaining) [2024-11-10 14:40:02,251 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (50 of 61 remaining) [2024-11-10 14:40:02,252 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (49 of 61 remaining) [2024-11-10 14:40:02,252 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (48 of 61 remaining) [2024-11-10 14:40:02,252 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (47 of 61 remaining) [2024-11-10 14:40:02,252 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (46 of 61 remaining) [2024-11-10 14:40:02,252 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (45 of 61 remaining) [2024-11-10 14:40:02,252 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (44 of 61 remaining) [2024-11-10 14:40:02,252 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (43 of 61 remaining) [2024-11-10 14:40:02,253 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (42 of 61 remaining) [2024-11-10 14:40:02,253 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (41 of 61 remaining) [2024-11-10 14:40:02,253 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (40 of 61 remaining) [2024-11-10 14:40:02,253 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (39 of 61 remaining) [2024-11-10 14:40:02,253 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (38 of 61 remaining) [2024-11-10 14:40:02,253 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (37 of 61 remaining) [2024-11-10 14:40:02,253 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (36 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (35 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (34 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (33 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (32 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (31 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (30 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (29 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (28 of 61 remaining) [2024-11-10 14:40:02,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (27 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (24 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (23 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (22 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (21 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (20 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (19 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (18 of 61 remaining) [2024-11-10 14:40:02,255 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (17 of 61 remaining) [2024-11-10 14:40:02,256 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (16 of 61 remaining) [2024-11-10 14:40:02,256 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (15 of 61 remaining) [2024-11-10 14:40:02,256 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (14 of 61 remaining) [2024-11-10 14:40:02,256 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (13 of 61 remaining) [2024-11-10 14:40:02,256 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 61 remaining) [2024-11-10 14:40:02,260 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (11 of 61 remaining) [2024-11-10 14:40:02,260 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (10 of 61 remaining) [2024-11-10 14:40:02,260 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (9 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (8 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (7 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (6 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (5 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (4 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (3 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (2 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (1 of 61 remaining) [2024-11-10 14:40:02,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (0 of 61 remaining) [2024-11-10 14:40:02,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 14:40:02,262 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:02,270 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-10 14:40:02,271 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 14:40:02,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 02:40:02 BasicIcfg [2024-11-10 14:40:02,277 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 14:40:02,278 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 14:40:02,278 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 14:40:02,278 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 14:40:02,279 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:39:59" (3/4) ... [2024-11-10 14:40:02,280 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-10 14:40:02,283 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-10 14:40:02,283 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-10 14:40:02,289 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-11-10 14:40:02,290 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-10 14:40:02,290 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-10 14:40:02,290 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-10 14:40:02,382 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 14:40:02,383 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-10 14:40:02,383 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 14:40:02,383 INFO L158 Benchmark]: Toolchain (without parser) took 3912.88ms. Allocated memory was 176.2MB in the beginning and 230.7MB in the end (delta: 54.5MB). Free memory was 108.4MB in the beginning and 189.1MB in the end (delta: -80.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 14:40:02,384 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 68.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 14:40:02,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.09ms. Allocated memory is still 176.2MB. Free memory was 108.1MB in the beginning and 144.4MB in the end (delta: -36.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-10 14:40:02,384 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.85ms. Allocated memory is still 176.2MB. Free memory was 144.4MB in the beginning and 141.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 14:40:02,384 INFO L158 Benchmark]: Boogie Preprocessor took 35.34ms. Allocated memory is still 176.2MB. Free memory was 141.7MB in the beginning and 140.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 14:40:02,385 INFO L158 Benchmark]: IcfgBuilder took 834.62ms. Allocated memory is still 176.2MB. Free memory was 140.2MB in the beginning and 87.8MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-11-10 14:40:02,385 INFO L158 Benchmark]: TraceAbstraction took 2537.56ms. Allocated memory was 176.2MB in the beginning and 230.7MB in the end (delta: 54.5MB). Free memory was 87.1MB in the beginning and 194.3MB in the end (delta: -107.2MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2024-11-10 14:40:02,385 INFO L158 Benchmark]: Witness Printer took 105.03ms. Allocated memory is still 230.7MB. Free memory was 194.3MB in the beginning and 189.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 14:40:02,386 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 68.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.09ms. Allocated memory is still 176.2MB. Free memory was 108.1MB in the beginning and 144.4MB in the end (delta: -36.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.85ms. Allocated memory is still 176.2MB. Free memory was 144.4MB in the beginning and 141.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.34ms. Allocated memory is still 176.2MB. Free memory was 141.7MB in the beginning and 140.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 834.62ms. Allocated memory is still 176.2MB. Free memory was 140.2MB in the beginning and 87.8MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2537.56ms. Allocated memory was 176.2MB in the beginning and 230.7MB in the end (delta: 54.5MB). Free memory was 87.1MB in the beginning and 194.3MB in the end (delta: -107.2MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * Witness Printer took 105.03ms. Allocated memory is still 230.7MB. Free memory was 194.3MB in the beginning and 189.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 271 locations, 61 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2.4s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 144 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 271 IncrementalHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 18 mSDtfsCounter, 271 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=398occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 506 NumberOfCodeBlocks, 506 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 497 ConstructedInterpolants, 0 QuantifiedInterpolants, 628 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 34 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-10 14:40:02,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE