./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-lamport.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-lamport.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 a4f33aa2cc1f38311ba2397f8e50d98656063732fb966533fd95353a255f95b1 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 17:13:34,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 17:13:34,910 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-14 17:13:34,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 17:13:34,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 17:13:34,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 17:13:34,943 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 17:13:34,944 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 17:13:34,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 17:13:34,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 17:13:34,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 17:13:34,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 17:13:34,950 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 17:13:34,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 17:13:34,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 17:13:34,952 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 17:13:34,952 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 17:13:34,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 17:13:34,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 17:13:34,953 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 17:13:34,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 17:13:34,954 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 17:13:34,954 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-14 17:13:34,954 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 17:13:34,954 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 17:13:34,955 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 17:13:34,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 17:13:34,955 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 17:13:34,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 17:13:34,956 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 17:13:34,956 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 17:13:34,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 17:13:34,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 17:13:34,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 17:13:34,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 17:13:34,957 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 17:13:34,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 17:13:34,959 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 17:13:34,959 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 17:13:34,959 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 17:13:34,960 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 17:13:34,960 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f33aa2cc1f38311ba2397f8e50d98656063732fb966533fd95353a255f95b1 [2024-10-14 17:13:35,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 17:13:35,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 17:13:35,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 17:13:35,252 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 17:13:35,252 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 17:13:35,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2024-10-14 17:13:36,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 17:13:36,939 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 17:13:36,939 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-lamport.wvr.c [2024-10-14 17:13:36,950 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c85790ead/337d632b33bb49979391b1e4f10d5b73/FLAG6bf5e95f7 [2024-10-14 17:13:36,963 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c85790ead/337d632b33bb49979391b1e4f10d5b73 [2024-10-14 17:13:36,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 17:13:36,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 17:13:36,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 17:13:36,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 17:13:36,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 17:13:36,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:13:36" (1/1) ... [2024-10-14 17:13:36,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0da3ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:36, skipping insertion in model container [2024-10-14 17:13:36,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:13:36" (1/1) ... [2024-10-14 17:13:37,005 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 17:13:37,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 17:13:37,287 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 17:13:37,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 17:13:37,360 INFO L204 MainTranslator]: Completed translation [2024-10-14 17:13:37,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37 WrapperNode [2024-10-14 17:13:37,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 17:13:37,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 17:13:37,364 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 17:13:37,364 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 17:13:37,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,415 INFO L138 Inliner]: procedures = 24, calls = 75, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 471 [2024-10-14 17:13:37,415 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 17:13:37,416 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 17:13:37,416 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 17:13:37,416 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 17:13:37,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 17:13:37,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 17:13:37,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 17:13:37,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 17:13:37,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (1/1) ... [2024-10-14 17:13:37,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 17:13:37,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 17:13:37,513 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) [2024-10-14 17:13:37,515 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 [2024-10-14 17:13:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 17:13:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-14 17:13:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-14 17:13:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-14 17:13:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-14 17:13:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-14 17:13:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-14 17:13:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-14 17:13:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-14 17:13:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-14 17:13:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-14 17:13:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 17:13:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 17:13:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 17:13:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-14 17:13:37,558 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-14 17:13:37,666 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 17:13:37,667 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 17:13:38,284 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-14 17:13:38,284 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 17:13:38,572 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 17:13:38,572 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 17:13:38,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:13:38 BoogieIcfgContainer [2024-10-14 17:13:38,573 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 17:13:38,578 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 17:13:38,578 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 17:13:38,581 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 17:13:38,582 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 05:13:36" (1/3) ... [2024-10-14 17:13:38,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d969b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:13:38, skipping insertion in model container [2024-10-14 17:13:38,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:13:37" (2/3) ... [2024-10-14 17:13:38,585 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d969b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:13:38, skipping insertion in model container [2024-10-14 17:13:38,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:13:38" (3/3) ... [2024-10-14 17:13:38,587 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-lamport.wvr.c [2024-10-14 17:13:38,607 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 17:13:38,607 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 72 error locations. [2024-10-14 17:13:38,608 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-14 17:13:38,703 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-14 17:13:38,754 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 334 places, 332 transitions, 685 flow [2024-10-14 17:13:38,881 INFO L124 PetriNetUnfolderBase]: 8/329 cut-off events. [2024-10-14 17:13:38,882 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-14 17:13:38,888 INFO L83 FinitePrefix]: Finished finitePrefix Result has 342 conditions, 329 events. 8/329 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 463 event pairs, 0 based on Foata normal form. 0/249 useless extension candidates. Maximal degree in co-relation 288. Up to 2 conditions per place. [2024-10-14 17:13:38,889 INFO L82 GeneralOperation]: Start removeDead. Operand has 334 places, 332 transitions, 685 flow [2024-10-14 17:13:38,900 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 315 places, 312 transitions, 642 flow [2024-10-14 17:13:38,916 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 17:13:38,925 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;@2176759a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 17:13:38,926 INFO L334 AbstractCegarLoop]: Starting to check reachability of 126 error locations. [2024-10-14 17:13:38,934 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 17:13:38,935 INFO L124 PetriNetUnfolderBase]: 0/28 cut-off events. [2024-10-14 17:13:38,935 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 17:13:38,935 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:38,936 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] [2024-10-14 17:13:38,938 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:38,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:38,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1222535249, now seen corresponding path program 1 times [2024-10-14 17:13:38,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:38,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133306352] [2024-10-14 17:13:38,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:38,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:39,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:39,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:39,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133306352] [2024-10-14 17:13:39,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133306352] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:39,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:39,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:39,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12895447] [2024-10-14 17:13:39,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:39,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:39,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:39,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:39,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:39,213 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:39,222 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 315 places, 312 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:39,226 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:39,226 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:39,227 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:39,932 INFO L124 PetriNetUnfolderBase]: 1068/2311 cut-off events. [2024-10-14 17:13:39,932 INFO L125 PetriNetUnfolderBase]: For 278/278 co-relation queries the response was YES. [2024-10-14 17:13:39,942 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4367 conditions, 2311 events. 1068/2311 cut-off events. For 278/278 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13994 event pairs, 1066 based on Foata normal form. 5/2268 useless extension candidates. Maximal degree in co-relation 4056. Up to 1735 conditions per place. [2024-10-14 17:13:39,959 INFO L140 encePairwiseOnDemand]: 273/332 looper letters, 32 selfloop transitions, 2 changer transitions 4/255 dead transitions. [2024-10-14 17:13:39,959 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 265 places, 255 transitions, 596 flow [2024-10-14 17:13:39,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:39,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 805 transitions. [2024-10-14 17:13:39,980 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8082329317269076 [2024-10-14 17:13:39,985 INFO L175 Difference]: Start difference. First operand has 315 places, 312 transitions, 642 flow. Second operand 3 states and 805 transitions. [2024-10-14 17:13:39,986 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 265 places, 255 transitions, 596 flow [2024-10-14 17:13:39,994 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 259 places, 255 transitions, 584 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-10-14 17:13:40,001 INFO L231 Difference]: Finished difference. Result has 259 places, 251 transitions, 512 flow [2024-10-14 17:13:40,004 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=516, PETRI_DIFFERENCE_MINUEND_PLACES=257, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=255, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=253, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=259, PETRI_TRANSITIONS=251} [2024-10-14 17:13:40,010 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -56 predicate places. [2024-10-14 17:13:40,010 INFO L471 AbstractCegarLoop]: Abstraction has has 259 places, 251 transitions, 512 flow [2024-10-14 17:13:40,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:40,011 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:40,012 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] [2024-10-14 17:13:40,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 17:13:40,013 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:40,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:40,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1872091672, now seen corresponding path program 1 times [2024-10-14 17:13:40,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:40,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899974460] [2024-10-14 17:13:40,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:40,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:40,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:40,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899974460] [2024-10-14 17:13:40,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899974460] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:40,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:40,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:40,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063096758] [2024-10-14 17:13:40,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:40,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:40,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:40,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:40,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:40,140 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:40,141 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 259 places, 251 transitions, 512 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:40,141 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:40,142 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:40,142 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:40,691 INFO L124 PetriNetUnfolderBase]: 1068/2306 cut-off events. [2024-10-14 17:13:40,692 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-14 17:13:40,697 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4180 conditions, 2306 events. 1068/2306 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13940 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4143. Up to 1735 conditions per place. [2024-10-14 17:13:40,709 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 32 selfloop transitions, 2 changer transitions 0/250 dead transitions. [2024-10-14 17:13:40,709 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 250 transitions, 578 flow [2024-10-14 17:13:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:40,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:40,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 749 transitions. [2024-10-14 17:13:40,712 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7520080321285141 [2024-10-14 17:13:40,712 INFO L175 Difference]: Start difference. First operand has 259 places, 251 transitions, 512 flow. Second operand 3 states and 749 transitions. [2024-10-14 17:13:40,712 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 250 transitions, 578 flow [2024-10-14 17:13:40,715 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 254 places, 250 transitions, 574 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:40,721 INFO L231 Difference]: Finished difference. Result has 254 places, 250 transitions, 510 flow [2024-10-14 17:13:40,722 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=510, PETRI_PLACES=254, PETRI_TRANSITIONS=250} [2024-10-14 17:13:40,723 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -61 predicate places. [2024-10-14 17:13:40,723 INFO L471 AbstractCegarLoop]: Abstraction has has 254 places, 250 transitions, 510 flow [2024-10-14 17:13:40,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:40,724 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:40,724 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] [2024-10-14 17:13:40,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 17:13:40,725 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:40,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:40,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1370035896, now seen corresponding path program 1 times [2024-10-14 17:13:40,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:40,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129100358] [2024-10-14 17:13:40,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:40,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:40,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:40,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129100358] [2024-10-14 17:13:40,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129100358] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:40,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:40,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:40,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310490278] [2024-10-14 17:13:40,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:40,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:40,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:40,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:40,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:40,852 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 234 out of 332 [2024-10-14 17:13:40,854 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 250 transitions, 510 flow. Second operand has 3 states, 3 states have (on average 235.33333333333334) internal successors, (706), 3 states have internal predecessors, (706), 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) [2024-10-14 17:13:40,854 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:40,854 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 234 of 332 [2024-10-14 17:13:40,854 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:41,311 INFO L124 PetriNetUnfolderBase]: 1068/2305 cut-off events. [2024-10-14 17:13:41,312 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-14 17:13:41,316 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4183 conditions, 2305 events. 1068/2305 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13947 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4138. Up to 1739 conditions per place. [2024-10-14 17:13:41,328 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 36 selfloop transitions, 2 changer transitions 0/249 dead transitions. [2024-10-14 17:13:41,328 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 249 transitions, 584 flow [2024-10-14 17:13:41,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:41,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:41,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 741 transitions. [2024-10-14 17:13:41,331 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7439759036144579 [2024-10-14 17:13:41,332 INFO L175 Difference]: Start difference. First operand has 254 places, 250 transitions, 510 flow. Second operand 3 states and 741 transitions. [2024-10-14 17:13:41,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 249 transitions, 584 flow [2024-10-14 17:13:41,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 249 transitions, 580 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:41,338 INFO L231 Difference]: Finished difference. Result has 253 places, 249 transitions, 508 flow [2024-10-14 17:13:41,339 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=504, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=247, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=508, PETRI_PLACES=253, PETRI_TRANSITIONS=249} [2024-10-14 17:13:41,341 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -62 predicate places. [2024-10-14 17:13:41,341 INFO L471 AbstractCegarLoop]: Abstraction has has 253 places, 249 transitions, 508 flow [2024-10-14 17:13:41,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 235.33333333333334) internal successors, (706), 3 states have internal predecessors, (706), 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) [2024-10-14 17:13:41,342 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:41,342 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] [2024-10-14 17:13:41,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 17:13:41,343 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:41,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:41,344 INFO L85 PathProgramCache]: Analyzing trace with hash 679402717, now seen corresponding path program 1 times [2024-10-14 17:13:41,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:41,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504826488] [2024-10-14 17:13:41,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:41,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:41,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:41,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:41,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504826488] [2024-10-14 17:13:41,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504826488] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:41,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:41,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:41,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387722928] [2024-10-14 17:13:41,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:41,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:41,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:41,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:41,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:41,443 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 332 [2024-10-14 17:13:41,444 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 249 transitions, 508 flow. Second operand has 3 states, 3 states have (on average 237.33333333333334) internal successors, (712), 3 states have internal predecessors, (712), 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) [2024-10-14 17:13:41,444 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:41,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 332 [2024-10-14 17:13:41,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:41,895 INFO L124 PetriNetUnfolderBase]: 1068/2304 cut-off events. [2024-10-14 17:13:41,896 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-14 17:13:41,899 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4180 conditions, 2304 events. 1068/2304 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13955 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4127. Up to 1737 conditions per place. [2024-10-14 17:13:41,911 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 34 selfloop transitions, 2 changer transitions 0/248 dead transitions. [2024-10-14 17:13:41,911 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 248 transitions, 578 flow [2024-10-14 17:13:41,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:41,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 745 transitions. [2024-10-14 17:13:41,914 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7479919678714859 [2024-10-14 17:13:41,914 INFO L175 Difference]: Start difference. First operand has 253 places, 249 transitions, 508 flow. Second operand 3 states and 745 transitions. [2024-10-14 17:13:41,914 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 248 transitions, 578 flow [2024-10-14 17:13:41,916 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 248 transitions, 574 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:41,919 INFO L231 Difference]: Finished difference. Result has 252 places, 248 transitions, 506 flow [2024-10-14 17:13:41,919 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=252, PETRI_TRANSITIONS=248} [2024-10-14 17:13:41,921 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -63 predicate places. [2024-10-14 17:13:41,921 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 248 transitions, 506 flow [2024-10-14 17:13:41,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 237.33333333333334) internal successors, (712), 3 states have internal predecessors, (712), 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) [2024-10-14 17:13:41,922 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:41,922 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] [2024-10-14 17:13:41,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 17:13:41,923 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:41,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:41,924 INFO L85 PathProgramCache]: Analyzing trace with hash 435056686, now seen corresponding path program 1 times [2024-10-14 17:13:41,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:41,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343579004] [2024-10-14 17:13:41,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:41,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:41,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:41,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:41,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343579004] [2024-10-14 17:13:41,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343579004] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:41,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:41,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:41,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551627168] [2024-10-14 17:13:41,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:41,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:41,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:41,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:41,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:42,005 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:42,006 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 248 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:42,007 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:42,007 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:42,007 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:42,407 INFO L124 PetriNetUnfolderBase]: 1068/2303 cut-off events. [2024-10-14 17:13:42,407 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-14 17:13:42,497 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4177 conditions, 2303 events. 1068/2303 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13936 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4116. Up to 1735 conditions per place. [2024-10-14 17:13:42,506 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 32 selfloop transitions, 2 changer transitions 0/247 dead transitions. [2024-10-14 17:13:42,507 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 247 transitions, 572 flow [2024-10-14 17:13:42,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:42,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 749 transitions. [2024-10-14 17:13:42,509 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7520080321285141 [2024-10-14 17:13:42,509 INFO L175 Difference]: Start difference. First operand has 252 places, 248 transitions, 506 flow. Second operand 3 states and 749 transitions. [2024-10-14 17:13:42,509 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 247 transitions, 572 flow [2024-10-14 17:13:42,511 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 247 transitions, 568 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:42,513 INFO L231 Difference]: Finished difference. Result has 251 places, 247 transitions, 504 flow [2024-10-14 17:13:42,514 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=245, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=504, PETRI_PLACES=251, PETRI_TRANSITIONS=247} [2024-10-14 17:13:42,517 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -64 predicate places. [2024-10-14 17:13:42,518 INFO L471 AbstractCegarLoop]: Abstraction has has 251 places, 247 transitions, 504 flow [2024-10-14 17:13:42,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:42,519 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:42,519 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] [2024-10-14 17:13:42,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 17:13:42,520 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:42,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:42,521 INFO L85 PathProgramCache]: Analyzing trace with hash 2036303604, now seen corresponding path program 1 times [2024-10-14 17:13:42,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:42,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538793562] [2024-10-14 17:13:42,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:42,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:42,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:42,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:42,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538793562] [2024-10-14 17:13:42,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538793562] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:42,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:42,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:42,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591957755] [2024-10-14 17:13:42,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:42,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:42,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:42,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:42,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:42,594 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:42,595 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 247 transitions, 504 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:42,596 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:42,596 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:42,596 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:42,984 INFO L124 PetriNetUnfolderBase]: 1068/2302 cut-off events. [2024-10-14 17:13:42,985 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-14 17:13:42,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4176 conditions, 2302 events. 1068/2302 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13948 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4107. Up to 1735 conditions per place. [2024-10-14 17:13:42,998 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 32 selfloop transitions, 2 changer transitions 0/246 dead transitions. [2024-10-14 17:13:42,998 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 246 transitions, 570 flow [2024-10-14 17:13:42,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 749 transitions. [2024-10-14 17:13:43,001 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7520080321285141 [2024-10-14 17:13:43,001 INFO L175 Difference]: Start difference. First operand has 251 places, 247 transitions, 504 flow. Second operand 3 states and 749 transitions. [2024-10-14 17:13:43,002 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 246 transitions, 570 flow [2024-10-14 17:13:43,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 246 transitions, 566 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:43,007 INFO L231 Difference]: Finished difference. Result has 250 places, 246 transitions, 502 flow [2024-10-14 17:13:43,007 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=498, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=246, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=244, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=502, PETRI_PLACES=250, PETRI_TRANSITIONS=246} [2024-10-14 17:13:43,008 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -65 predicate places. [2024-10-14 17:13:43,008 INFO L471 AbstractCegarLoop]: Abstraction has has 250 places, 246 transitions, 502 flow [2024-10-14 17:13:43,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:43,009 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:43,009 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] [2024-10-14 17:13:43,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 17:13:43,010 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:43,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:43,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1288390668, now seen corresponding path program 1 times [2024-10-14 17:13:43,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:43,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715763928] [2024-10-14 17:13:43,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:43,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:43,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:43,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:43,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715763928] [2024-10-14 17:13:43,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715763928] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:43,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:43,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:43,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398400258] [2024-10-14 17:13:43,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:43,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:43,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:43,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:43,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:43,089 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 332 [2024-10-14 17:13:43,090 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 246 transitions, 502 flow. Second operand has 3 states, 3 states have (on average 237.33333333333334) internal successors, (712), 3 states have internal predecessors, (712), 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) [2024-10-14 17:13:43,090 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:43,091 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 332 [2024-10-14 17:13:43,091 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:43,582 INFO L124 PetriNetUnfolderBase]: 1068/2301 cut-off events. [2024-10-14 17:13:43,582 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-14 17:13:43,585 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4177 conditions, 2301 events. 1068/2301 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13928 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4100. Up to 1737 conditions per place. [2024-10-14 17:13:43,594 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 34 selfloop transitions, 2 changer transitions 0/245 dead transitions. [2024-10-14 17:13:43,594 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 251 places, 245 transitions, 572 flow [2024-10-14 17:13:43,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:43,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:43,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 745 transitions. [2024-10-14 17:13:43,597 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7479919678714859 [2024-10-14 17:13:43,597 INFO L175 Difference]: Start difference. First operand has 250 places, 246 transitions, 502 flow. Second operand 3 states and 745 transitions. [2024-10-14 17:13:43,597 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 251 places, 245 transitions, 572 flow [2024-10-14 17:13:43,598 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 245 transitions, 568 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:43,601 INFO L231 Difference]: Finished difference. Result has 249 places, 245 transitions, 500 flow [2024-10-14 17:13:43,601 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=496, PETRI_DIFFERENCE_MINUEND_PLACES=247, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=243, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=500, PETRI_PLACES=249, PETRI_TRANSITIONS=245} [2024-10-14 17:13:43,602 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -66 predicate places. [2024-10-14 17:13:43,603 INFO L471 AbstractCegarLoop]: Abstraction has has 249 places, 245 transitions, 500 flow [2024-10-14 17:13:43,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 237.33333333333334) internal successors, (712), 3 states have internal predecessors, (712), 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) [2024-10-14 17:13:43,604 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:43,604 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] [2024-10-14 17:13:43,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 17:13:43,604 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:43,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:43,605 INFO L85 PathProgramCache]: Analyzing trace with hash 467115704, now seen corresponding path program 1 times [2024-10-14 17:13:43,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:43,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989656026] [2024-10-14 17:13:43,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:43,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:43,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:43,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:43,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989656026] [2024-10-14 17:13:43,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989656026] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:43,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:43,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:43,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389908776] [2024-10-14 17:13:43,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:43,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:43,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:43,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:43,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:43,697 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:43,698 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 249 places, 245 transitions, 500 flow. Second operand has 3 states, 3 states have (on average 239.0) internal successors, (717), 3 states have internal predecessors, (717), 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) [2024-10-14 17:13:43,698 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:43,698 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:43,699 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:43,993 INFO L124 PetriNetUnfolderBase]: 1068/2299 cut-off events. [2024-10-14 17:13:43,993 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-10-14 17:13:43,998 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4173 conditions, 2299 events. 1068/2299 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13931 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4088. Up to 1735 conditions per place. [2024-10-14 17:13:44,007 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 33 selfloop transitions, 1 changer transitions 0/243 dead transitions. [2024-10-14 17:13:44,008 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 249 places, 243 transitions, 564 flow [2024-10-14 17:13:44,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:44,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 750 transitions. [2024-10-14 17:13:44,010 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7530120481927711 [2024-10-14 17:13:44,011 INFO L175 Difference]: Start difference. First operand has 249 places, 245 transitions, 500 flow. Second operand 3 states and 750 transitions. [2024-10-14 17:13:44,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 249 places, 243 transitions, 564 flow [2024-10-14 17:13:44,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 243 transitions, 560 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:44,016 INFO L231 Difference]: Finished difference. Result has 247 places, 243 transitions, 494 flow [2024-10-14 17:13:44,016 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=243, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=494, PETRI_PLACES=247, PETRI_TRANSITIONS=243} [2024-10-14 17:13:44,017 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -68 predicate places. [2024-10-14 17:13:44,017 INFO L471 AbstractCegarLoop]: Abstraction has has 247 places, 243 transitions, 494 flow [2024-10-14 17:13:44,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.0) internal successors, (717), 3 states have internal predecessors, (717), 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) [2024-10-14 17:13:44,018 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:44,018 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:44,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 17:13:44,019 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:44,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:44,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1653053267, now seen corresponding path program 1 times [2024-10-14 17:13:44,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:44,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649087283] [2024-10-14 17:13:44,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:44,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:44,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:44,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:44,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649087283] [2024-10-14 17:13:44,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649087283] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:44,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:44,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 17:13:44,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579690061] [2024-10-14 17:13:44,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:44,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 17:13:44,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:44,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 17:13:44,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-14 17:13:44,803 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 332 [2024-10-14 17:13:44,805 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 243 transitions, 494 flow. Second operand has 6 states, 6 states have (on average 232.5) internal successors, (1395), 6 states have internal predecessors, (1395), 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) [2024-10-14 17:13:44,806 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:44,806 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 332 [2024-10-14 17:13:44,806 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:45,283 INFO L124 PetriNetUnfolderBase]: 1068/2298 cut-off events. [2024-10-14 17:13:45,283 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-14 17:13:45,286 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4179 conditions, 2298 events. 1068/2298 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13946 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4095. Up to 1740 conditions per place. [2024-10-14 17:13:45,299 INFO L140 encePairwiseOnDemand]: 326/332 looper letters, 37 selfloop transitions, 5 changer transitions 0/242 dead transitions. [2024-10-14 17:13:45,299 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 251 places, 242 transitions, 576 flow [2024-10-14 17:13:45,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 17:13:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-14 17:13:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1429 transitions. [2024-10-14 17:13:45,303 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7173694779116466 [2024-10-14 17:13:45,303 INFO L175 Difference]: Start difference. First operand has 247 places, 243 transitions, 494 flow. Second operand 6 states and 1429 transitions. [2024-10-14 17:13:45,303 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 251 places, 242 transitions, 576 flow [2024-10-14 17:13:45,305 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 242 transitions, 575 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-14 17:13:45,307 INFO L231 Difference]: Finished difference. Result has 250 places, 242 transitions, 501 flow [2024-10-14 17:13:45,308 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=491, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=242, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=237, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=501, PETRI_PLACES=250, PETRI_TRANSITIONS=242} [2024-10-14 17:13:45,309 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -65 predicate places. [2024-10-14 17:13:45,309 INFO L471 AbstractCegarLoop]: Abstraction has has 250 places, 242 transitions, 501 flow [2024-10-14 17:13:45,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 232.5) internal successors, (1395), 6 states have internal predecessors, (1395), 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) [2024-10-14 17:13:45,310 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:45,311 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:45,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 17:13:45,311 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:45,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:45,312 INFO L85 PathProgramCache]: Analyzing trace with hash 794924692, now seen corresponding path program 1 times [2024-10-14 17:13:45,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:45,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792209550] [2024-10-14 17:13:45,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:45,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:45,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:45,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:45,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792209550] [2024-10-14 17:13:45,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792209550] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:45,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:45,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:45,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560840055] [2024-10-14 17:13:45,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:45,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:45,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:45,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:45,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:45,373 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:45,374 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 242 transitions, 501 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:45,375 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:45,375 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:45,375 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:45,658 INFO L124 PetriNetUnfolderBase]: 1068/2297 cut-off events. [2024-10-14 17:13:45,658 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-14 17:13:45,661 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4175 conditions, 2297 events. 1068/2297 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 13964 event pairs, 1066 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4157. Up to 1735 conditions per place. [2024-10-14 17:13:45,669 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 32 selfloop transitions, 2 changer transitions 0/241 dead transitions. [2024-10-14 17:13:45,670 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 251 places, 241 transitions, 567 flow [2024-10-14 17:13:45,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:45,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:45,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 749 transitions. [2024-10-14 17:13:45,672 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7520080321285141 [2024-10-14 17:13:45,672 INFO L175 Difference]: Start difference. First operand has 250 places, 242 transitions, 501 flow. Second operand 3 states and 749 transitions. [2024-10-14 17:13:45,673 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 251 places, 241 transitions, 567 flow [2024-10-14 17:13:45,674 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 241 transitions, 557 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-14 17:13:45,677 INFO L231 Difference]: Finished difference. Result has 246 places, 241 transitions, 493 flow [2024-10-14 17:13:45,677 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=489, PETRI_DIFFERENCE_MINUEND_PLACES=244, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=241, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=493, PETRI_PLACES=246, PETRI_TRANSITIONS=241} [2024-10-14 17:13:45,678 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -69 predicate places. [2024-10-14 17:13:45,678 INFO L471 AbstractCegarLoop]: Abstraction has has 246 places, 241 transitions, 493 flow [2024-10-14 17:13:45,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:45,679 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:45,679 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:45,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 17:13:45,679 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:45,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:45,680 INFO L85 PathProgramCache]: Analyzing trace with hash -484849905, now seen corresponding path program 1 times [2024-10-14 17:13:45,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:45,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633778623] [2024-10-14 17:13:45,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:45,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:45,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:45,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:45,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633778623] [2024-10-14 17:13:45,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633778623] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:45,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:45,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:45,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254839107] [2024-10-14 17:13:45,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:45,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:45,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:45,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:45,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:45,736 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 332 [2024-10-14 17:13:45,738 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 241 transitions, 493 flow. Second operand has 3 states, 3 states have (on average 233.0) internal successors, (699), 3 states have internal predecessors, (699), 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) [2024-10-14 17:13:45,738 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:45,738 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 332 [2024-10-14 17:13:45,738 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:46,157 INFO L124 PetriNetUnfolderBase]: 1119/2378 cut-off events. [2024-10-14 17:13:46,157 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-10-14 17:13:46,161 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4348 conditions, 2378 events. 1119/2378 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 116. Compared 14661 event pairs, 906 based on Foata normal form. 0/2347 useless extension candidates. Maximal degree in co-relation 4263. Up to 1537 conditions per place. [2024-10-14 17:13:46,273 INFO L140 encePairwiseOnDemand]: 321/332 looper letters, 57 selfloop transitions, 7 changer transitions 0/263 dead transitions. [2024-10-14 17:13:46,273 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 263 transitions, 668 flow [2024-10-14 17:13:46,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:46,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:46,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 764 transitions. [2024-10-14 17:13:46,277 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7670682730923695 [2024-10-14 17:13:46,277 INFO L175 Difference]: Start difference. First operand has 246 places, 241 transitions, 493 flow. Second operand 3 states and 764 transitions. [2024-10-14 17:13:46,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 244 places, 263 transitions, 668 flow [2024-10-14 17:13:46,280 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 242 places, 263 transitions, 664 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:46,285 INFO L231 Difference]: Finished difference. Result has 244 places, 243 transitions, 533 flow [2024-10-14 17:13:46,286 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=481, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=230, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=533, PETRI_PLACES=244, PETRI_TRANSITIONS=243} [2024-10-14 17:13:46,288 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -71 predicate places. [2024-10-14 17:13:46,289 INFO L471 AbstractCegarLoop]: Abstraction has has 244 places, 243 transitions, 533 flow [2024-10-14 17:13:46,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 233.0) internal successors, (699), 3 states have internal predecessors, (699), 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) [2024-10-14 17:13:46,289 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:46,289 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:46,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 17:13:46,290 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:46,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:46,292 INFO L85 PathProgramCache]: Analyzing trace with hash -2084257149, now seen corresponding path program 1 times [2024-10-14 17:13:46,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:46,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723011259] [2024-10-14 17:13:46,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:46,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:46,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:46,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723011259] [2024-10-14 17:13:46,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723011259] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:46,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:46,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:46,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713450193] [2024-10-14 17:13:46,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:46,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:46,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:46,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:46,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:46,347 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:46,349 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 243 transitions, 533 flow. Second operand has 3 states, 3 states have (on average 239.0) internal successors, (717), 3 states have internal predecessors, (717), 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) [2024-10-14 17:13:46,349 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:46,349 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:46,349 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:46,793 INFO L124 PetriNetUnfolderBase]: 1119/2404 cut-off events. [2024-10-14 17:13:46,794 INFO L125 PetriNetUnfolderBase]: For 553/553 co-relation queries the response was YES. [2024-10-14 17:13:46,799 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4999 conditions, 2404 events. 1119/2404 cut-off events. For 553/553 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 14683 event pairs, 580 based on Foata normal form. 1/2380 useless extension candidates. Maximal degree in co-relation 4913. Up to 1030 conditions per place. [2024-10-14 17:13:46,802 INFO L140 encePairwiseOnDemand]: 325/332 looper letters, 2 selfloop transitions, 1 changer transitions 92/269 dead transitions. [2024-10-14 17:13:46,802 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 269 transitions, 757 flow [2024-10-14 17:13:46,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:46,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:46,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 771 transitions. [2024-10-14 17:13:46,805 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7740963855421686 [2024-10-14 17:13:46,805 INFO L175 Difference]: Start difference. First operand has 244 places, 243 transitions, 533 flow. Second operand 3 states and 771 transitions. [2024-10-14 17:13:46,805 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 244 places, 269 transitions, 757 flow [2024-10-14 17:13:46,810 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 242 places, 269 transitions, 731 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:46,814 INFO L231 Difference]: Finished difference. Result has 242 places, 177 transitions, 359 flow [2024-10-14 17:13:46,814 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=515, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=241, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=359, PETRI_PLACES=242, PETRI_TRANSITIONS=177} [2024-10-14 17:13:46,815 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -73 predicate places. [2024-10-14 17:13:46,815 INFO L471 AbstractCegarLoop]: Abstraction has has 242 places, 177 transitions, 359 flow [2024-10-14 17:13:46,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.0) internal successors, (717), 3 states have internal predecessors, (717), 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) [2024-10-14 17:13:46,816 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:46,816 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:46,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 17:13:46,816 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:46,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:46,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1191835557, now seen corresponding path program 1 times [2024-10-14 17:13:46,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:46,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034622293] [2024-10-14 17:13:46,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:46,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:46,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:46,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:46,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034622293] [2024-10-14 17:13:46,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034622293] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:46,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:46,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:46,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310474417] [2024-10-14 17:13:46,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:46,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:46,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:46,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:46,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:46,875 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:46,876 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 242 places, 177 transitions, 359 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:46,876 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:46,876 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:46,877 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:46,893 INFO L124 PetriNetUnfolderBase]: 2/176 cut-off events. [2024-10-14 17:13:46,894 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 17:13:46,894 INFO L83 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 176 events. 2/176 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 42 event pairs, 0 based on Foata normal form. 0/172 useless extension candidates. Maximal degree in co-relation 139. Up to 4 conditions per place. [2024-10-14 17:13:46,895 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 3 selfloop transitions, 2 changer transitions 0/176 dead transitions. [2024-10-14 17:13:46,895 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 176 transitions, 367 flow [2024-10-14 17:13:46,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:46,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:46,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 720 transitions. [2024-10-14 17:13:46,898 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7228915662650602 [2024-10-14 17:13:46,898 INFO L175 Difference]: Start difference. First operand has 242 places, 177 transitions, 359 flow. Second operand 3 states and 720 transitions. [2024-10-14 17:13:46,898 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 176 transitions, 367 flow [2024-10-14 17:13:46,899 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 176 transitions, 365 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:46,901 INFO L231 Difference]: Finished difference. Result has 180 places, 176 transitions, 359 flow [2024-10-14 17:13:46,902 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=355, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=359, PETRI_PLACES=180, PETRI_TRANSITIONS=176} [2024-10-14 17:13:46,902 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -135 predicate places. [2024-10-14 17:13:46,902 INFO L471 AbstractCegarLoop]: Abstraction has has 180 places, 176 transitions, 359 flow [2024-10-14 17:13:46,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:46,903 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:46,904 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:46,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 17:13:46,904 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:46,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:46,904 INFO L85 PathProgramCache]: Analyzing trace with hash -40163122, now seen corresponding path program 1 times [2024-10-14 17:13:46,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:46,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800170897] [2024-10-14 17:13:46,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:46,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:46,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:46,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800170897] [2024-10-14 17:13:46,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800170897] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:46,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:46,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:46,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619730258] [2024-10-14 17:13:46,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:46,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:46,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:46,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:46,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:46,960 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:46,961 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 176 transitions, 359 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:46,962 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:46,962 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:46,962 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:46,977 INFO L124 PetriNetUnfolderBase]: 2/175 cut-off events. [2024-10-14 17:13:46,977 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 17:13:46,978 INFO L83 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 175 events. 2/175 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 40 event pairs, 0 based on Foata normal form. 0/172 useless extension candidates. Maximal degree in co-relation 161. Up to 4 conditions per place. [2024-10-14 17:13:46,978 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 3 selfloop transitions, 2 changer transitions 0/175 dead transitions. [2024-10-14 17:13:46,978 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 175 transitions, 367 flow [2024-10-14 17:13:46,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:46,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:46,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 720 transitions. [2024-10-14 17:13:46,981 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7228915662650602 [2024-10-14 17:13:46,981 INFO L175 Difference]: Start difference. First operand has 180 places, 176 transitions, 359 flow. Second operand 3 states and 720 transitions. [2024-10-14 17:13:46,981 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 175 transitions, 367 flow [2024-10-14 17:13:46,982 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 175 transitions, 363 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:46,984 INFO L231 Difference]: Finished difference. Result has 179 places, 175 transitions, 357 flow [2024-10-14 17:13:46,985 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=353, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=173, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=357, PETRI_PLACES=179, PETRI_TRANSITIONS=175} [2024-10-14 17:13:46,985 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -136 predicate places. [2024-10-14 17:13:46,986 INFO L471 AbstractCegarLoop]: Abstraction has has 179 places, 175 transitions, 357 flow [2024-10-14 17:13:46,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:46,986 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:46,987 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:46,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 17:13:46,987 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:46,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:46,988 INFO L85 PathProgramCache]: Analyzing trace with hash 766398278, now seen corresponding path program 1 times [2024-10-14 17:13:46,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:46,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275390768] [2024-10-14 17:13:46,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:46,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:47,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:47,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:47,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275390768] [2024-10-14 17:13:47,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275390768] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:47,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:47,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:47,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676479525] [2024-10-14 17:13:47,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:47,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:47,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:47,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:47,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:47,043 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:47,044 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 175 transitions, 357 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:47,044 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:47,045 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:47,045 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:47,060 INFO L124 PetriNetUnfolderBase]: 2/174 cut-off events. [2024-10-14 17:13:47,060 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 17:13:47,061 INFO L83 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 174 events. 2/174 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 38 event pairs, 0 based on Foata normal form. 0/172 useless extension candidates. Maximal degree in co-relation 166. Up to 4 conditions per place. [2024-10-14 17:13:47,061 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 3 selfloop transitions, 2 changer transitions 0/174 dead transitions. [2024-10-14 17:13:47,061 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 174 transitions, 365 flow [2024-10-14 17:13:47,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 720 transitions. [2024-10-14 17:13:47,064 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7228915662650602 [2024-10-14 17:13:47,064 INFO L175 Difference]: Start difference. First operand has 179 places, 175 transitions, 357 flow. Second operand 3 states and 720 transitions. [2024-10-14 17:13:47,064 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 174 transitions, 365 flow [2024-10-14 17:13:47,065 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 174 transitions, 361 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:47,067 INFO L231 Difference]: Finished difference. Result has 178 places, 174 transitions, 355 flow [2024-10-14 17:13:47,068 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=351, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=174, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=355, PETRI_PLACES=178, PETRI_TRANSITIONS=174} [2024-10-14 17:13:47,068 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -137 predicate places. [2024-10-14 17:13:47,068 INFO L471 AbstractCegarLoop]: Abstraction has has 178 places, 174 transitions, 355 flow [2024-10-14 17:13:47,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:47,069 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:13:47,069 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:47,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-14 17:13:47,070 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 122 more)] === [2024-10-14 17:13:47,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:13:47,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1236447252, now seen corresponding path program 1 times [2024-10-14 17:13:47,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:13:47,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298232483] [2024-10-14 17:13:47,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:13:47,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:13:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:13:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:13:47,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:13:47,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298232483] [2024-10-14 17:13:47,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298232483] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:13:47,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:13:47,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:13:47,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755332693] [2024-10-14 17:13:47,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:13:47,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:13:47,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:13:47,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:13:47,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:13:47,132 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 332 [2024-10-14 17:13:47,133 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 174 transitions, 355 flow. Second operand has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:47,133 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:13:47,133 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 332 [2024-10-14 17:13:47,133 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:13:47,144 INFO L124 PetriNetUnfolderBase]: 2/173 cut-off events. [2024-10-14 17:13:47,144 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 17:13:47,144 INFO L83 FinitePrefix]: Finished finitePrefix Result has 184 conditions, 173 events. 2/173 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 38 event pairs, 0 based on Foata normal form. 1/172 useless extension candidates. Maximal degree in co-relation 171. Up to 3 conditions per place. [2024-10-14 17:13:47,144 INFO L140 encePairwiseOnDemand]: 330/332 looper letters, 0 selfloop transitions, 0 changer transitions 173/173 dead transitions. [2024-10-14 17:13:47,145 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 173 transitions, 359 flow [2024-10-14 17:13:47,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:13:47,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:13:47,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 718 transitions. [2024-10-14 17:13:47,147 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7208835341365462 [2024-10-14 17:13:47,148 INFO L175 Difference]: Start difference. First operand has 178 places, 174 transitions, 355 flow. Second operand 3 states and 718 transitions. [2024-10-14 17:13:47,148 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 173 transitions, 359 flow [2024-10-14 17:13:47,149 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 173 transitions, 355 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:13:47,150 INFO L231 Difference]: Finished difference. Result has 177 places, 0 transitions, 0 flow [2024-10-14 17:13:47,150 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=349, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=173, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=177, PETRI_TRANSITIONS=0} [2024-10-14 17:13:47,151 INFO L277 CegarLoopForPetriNet]: 315 programPoint places, -138 predicate places. [2024-10-14 17:13:47,151 INFO L471 AbstractCegarLoop]: Abstraction has has 177 places, 0 transitions, 0 flow [2024-10-14 17:13:47,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 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) [2024-10-14 17:13:47,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (125 of 126 remaining) [2024-10-14 17:13:47,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (124 of 126 remaining) [2024-10-14 17:13:47,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (123 of 126 remaining) [2024-10-14 17:13:47,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (122 of 126 remaining) [2024-10-14 17:13:47,158 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (121 of 126 remaining) [2024-10-14 17:13:47,158 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (120 of 126 remaining) [2024-10-14 17:13:47,158 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (119 of 126 remaining) [2024-10-14 17:13:47,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (118 of 126 remaining) [2024-10-14 17:13:47,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (117 of 126 remaining) [2024-10-14 17:13:47,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (116 of 126 remaining) [2024-10-14 17:13:47,160 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (115 of 126 remaining) [2024-10-14 17:13:47,160 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (114 of 126 remaining) [2024-10-14 17:13:47,160 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (113 of 126 remaining) [2024-10-14 17:13:47,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (112 of 126 remaining) [2024-10-14 17:13:47,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (111 of 126 remaining) [2024-10-14 17:13:47,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (110 of 126 remaining) [2024-10-14 17:13:47,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (109 of 126 remaining) [2024-10-14 17:13:47,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (108 of 126 remaining) [2024-10-14 17:13:47,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (107 of 126 remaining) [2024-10-14 17:13:47,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (106 of 126 remaining) [2024-10-14 17:13:47,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (105 of 126 remaining) [2024-10-14 17:13:47,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (104 of 126 remaining) [2024-10-14 17:13:47,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (103 of 126 remaining) [2024-10-14 17:13:47,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (102 of 126 remaining) [2024-10-14 17:13:47,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (101 of 126 remaining) [2024-10-14 17:13:47,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (100 of 126 remaining) [2024-10-14 17:13:47,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (99 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (98 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (97 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (96 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (95 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (94 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (93 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (92 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (91 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (90 of 126 remaining) [2024-10-14 17:13:47,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (89 of 126 remaining) [2024-10-14 17:13:47,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (88 of 126 remaining) [2024-10-14 17:13:47,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (87 of 126 remaining) [2024-10-14 17:13:47,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (86 of 126 remaining) [2024-10-14 17:13:47,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (85 of 126 remaining) [2024-10-14 17:13:47,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (84 of 126 remaining) [2024-10-14 17:13:47,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (83 of 126 remaining) [2024-10-14 17:13:47,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (82 of 126 remaining) [2024-10-14 17:13:47,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (81 of 126 remaining) [2024-10-14 17:13:47,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (80 of 126 remaining) [2024-10-14 17:13:47,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (79 of 126 remaining) [2024-10-14 17:13:47,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (78 of 126 remaining) [2024-10-14 17:13:47,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (77 of 126 remaining) [2024-10-14 17:13:47,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (76 of 126 remaining) [2024-10-14 17:13:47,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (75 of 126 remaining) [2024-10-14 17:13:47,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (74 of 126 remaining) [2024-10-14 17:13:47,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (73 of 126 remaining) [2024-10-14 17:13:47,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (72 of 126 remaining) [2024-10-14 17:13:47,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (71 of 126 remaining) [2024-10-14 17:13:47,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (70 of 126 remaining) [2024-10-14 17:13:47,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (69 of 126 remaining) [2024-10-14 17:13:47,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (68 of 126 remaining) [2024-10-14 17:13:47,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (67 of 126 remaining) [2024-10-14 17:13:47,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (66 of 126 remaining) [2024-10-14 17:13:47,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (65 of 126 remaining) [2024-10-14 17:13:47,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (64 of 126 remaining) [2024-10-14 17:13:47,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (63 of 126 remaining) [2024-10-14 17:13:47,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (62 of 126 remaining) [2024-10-14 17:13:47,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (61 of 126 remaining) [2024-10-14 17:13:47,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (60 of 126 remaining) [2024-10-14 17:13:47,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (59 of 126 remaining) [2024-10-14 17:13:47,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (58 of 126 remaining) [2024-10-14 17:13:47,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (57 of 126 remaining) [2024-10-14 17:13:47,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (56 of 126 remaining) [2024-10-14 17:13:47,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (55 of 126 remaining) [2024-10-14 17:13:47,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (54 of 126 remaining) [2024-10-14 17:13:47,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (53 of 126 remaining) [2024-10-14 17:13:47,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 126 remaining) [2024-10-14 17:13:47,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 126 remaining) [2024-10-14 17:13:47,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (50 of 126 remaining) [2024-10-14 17:13:47,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (49 of 126 remaining) [2024-10-14 17:13:47,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (48 of 126 remaining) [2024-10-14 17:13:47,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (47 of 126 remaining) [2024-10-14 17:13:47,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (46 of 126 remaining) [2024-10-14 17:13:47,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (45 of 126 remaining) [2024-10-14 17:13:47,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (44 of 126 remaining) [2024-10-14 17:13:47,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (43 of 126 remaining) [2024-10-14 17:13:47,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (42 of 126 remaining) [2024-10-14 17:13:47,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (41 of 126 remaining) [2024-10-14 17:13:47,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (40 of 126 remaining) [2024-10-14 17:13:47,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (39 of 126 remaining) [2024-10-14 17:13:47,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (38 of 126 remaining) [2024-10-14 17:13:47,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (37 of 126 remaining) [2024-10-14 17:13:47,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (36 of 126 remaining) [2024-10-14 17:13:47,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (35 of 126 remaining) [2024-10-14 17:13:47,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (34 of 126 remaining) [2024-10-14 17:13:47,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (33 of 126 remaining) [2024-10-14 17:13:47,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (32 of 126 remaining) [2024-10-14 17:13:47,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (31 of 126 remaining) [2024-10-14 17:13:47,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (30 of 126 remaining) [2024-10-14 17:13:47,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (29 of 126 remaining) [2024-10-14 17:13:47,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (28 of 126 remaining) [2024-10-14 17:13:47,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (27 of 126 remaining) [2024-10-14 17:13:47,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (26 of 126 remaining) [2024-10-14 17:13:47,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (25 of 126 remaining) [2024-10-14 17:13:47,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (24 of 126 remaining) [2024-10-14 17:13:47,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (23 of 126 remaining) [2024-10-14 17:13:47,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (22 of 126 remaining) [2024-10-14 17:13:47,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (21 of 126 remaining) [2024-10-14 17:13:47,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (20 of 126 remaining) [2024-10-14 17:13:47,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (19 of 126 remaining) [2024-10-14 17:13:47,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (18 of 126 remaining) [2024-10-14 17:13:47,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (17 of 126 remaining) [2024-10-14 17:13:47,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (16 of 126 remaining) [2024-10-14 17:13:47,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (15 of 126 remaining) [2024-10-14 17:13:47,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (14 of 126 remaining) [2024-10-14 17:13:47,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (13 of 126 remaining) [2024-10-14 17:13:47,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (12 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (11 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (10 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (9 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (8 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (7 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (6 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (5 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (4 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (3 of 126 remaining) [2024-10-14 17:13:47,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (2 of 126 remaining) [2024-10-14 17:13:47,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (1 of 126 remaining) [2024-10-14 17:13:47,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (0 of 126 remaining) [2024-10-14 17:13:47,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-14 17:13:47,177 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:13:47,185 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-14 17:13:47,186 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 17:13:47,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 05:13:47 BasicIcfg [2024-10-14 17:13:47,192 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 17:13:47,193 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 17:13:47,193 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 17:13:47,193 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 17:13:47,193 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:13:38" (3/4) ... [2024-10-14 17:13:47,195 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-14 17:13:47,197 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-14 17:13:47,198 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-14 17:13:47,198 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-14 17:13:47,206 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-10-14 17:13:47,206 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-14 17:13:47,207 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-14 17:13:47,207 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-14 17:13:47,308 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-14 17:13:47,308 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-14 17:13:47,308 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 17:13:47,309 INFO L158 Benchmark]: Toolchain (without parser) took 10342.23ms. Allocated memory was 180.4MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 122.9MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 627.2MB. Max. memory is 16.1GB. [2024-10-14 17:13:47,309 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 96.5MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 91.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 17:13:47,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.79ms. Allocated memory is still 180.4MB. Free memory was 122.9MB in the beginning and 149.9MB in the end (delta: -26.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-14 17:13:47,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.64ms. Allocated memory is still 180.4MB. Free memory was 149.9MB in the beginning and 146.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 17:13:47,310 INFO L158 Benchmark]: Boogie Preprocessor took 55.63ms. Allocated memory is still 180.4MB. Free memory was 146.5MB in the beginning and 144.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 17:13:47,310 INFO L158 Benchmark]: RCFGBuilder took 1100.31ms. Allocated memory is still 180.4MB. Free memory was 144.4MB in the beginning and 135.2MB in the end (delta: 9.2MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2024-10-14 17:13:47,311 INFO L158 Benchmark]: TraceAbstraction took 8614.72ms. Allocated memory was 180.4MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 135.2MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 634.0MB. Max. memory is 16.1GB. [2024-10-14 17:13:47,311 INFO L158 Benchmark]: Witness Printer took 115.75ms. Allocated memory is still 2.2GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-14 17:13:47,312 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 96.5MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 91.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.79ms. Allocated memory is still 180.4MB. Free memory was 122.9MB in the beginning and 149.9MB in the end (delta: -26.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.64ms. Allocated memory is still 180.4MB. Free memory was 149.9MB in the beginning and 146.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.63ms. Allocated memory is still 180.4MB. Free memory was 146.5MB in the beginning and 144.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1100.31ms. Allocated memory is still 180.4MB. Free memory was 144.4MB in the beginning and 135.2MB in the end (delta: 9.2MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * TraceAbstraction took 8614.72ms. Allocated memory was 180.4MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 135.2MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 634.0MB. Max. memory is 16.1GB. * Witness Printer took 115.75ms. Allocated memory is still 2.2GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: 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: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 172]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 160]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 160]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 414 locations, 126 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: 8.4s, OverallIterations: 16, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 292 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 132 mSDsluCounter, 58 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 938 IncrementalHoareTripleChecker+Invalid, 990 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 58 mSDtfsCounter, 938 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=642occurred in iteration=0, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1488 NumberOfCodeBlocks, 1488 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1472 ConstructedInterpolants, 0 QuantifiedInterpolants, 1617 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 72 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-14 17:13:47,347 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