/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 22:56:28,612 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 22:56:28,651 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 22:56:28,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 22:56:28,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 22:56:28,668 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 22:56:28,668 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 22:56:28,668 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 22:56:28,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 22:56:28,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 22:56:28,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 22:56:28,669 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 22:56:28,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:56:28,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 22:56:28,670 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 22:56:28,671 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 22:56:28,671 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 22:56:28,671 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-15 22:56:28,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 22:56:28,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 22:56:28,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 22:56:28,891 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 22:56:28,891 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 22:56:28,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2024-11-15 22:56:30,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 22:56:30,389 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 22:56:30,389 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2024-11-15 22:56:30,397 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b1dd2cac1/81b4051b086946aea473161b6062b49c/FLAG007c049d6 [2024-11-15 22:56:30,721 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b1dd2cac1/81b4051b086946aea473161b6062b49c [2024-11-15 22:56:30,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 22:56:30,726 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 22:56:30,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 22:56:30,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 22:56:30,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 22:56:30,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce2dd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30, skipping insertion in model container [2024-11-15 22:56:30,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,747 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 22:56:30,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2904,2917] [2024-11-15 22:56:30,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:56:30,901 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 22:56:30,920 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2904,2917] [2024-11-15 22:56:30,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:56:30,934 INFO L204 MainTranslator]: Completed translation [2024-11-15 22:56:30,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30 WrapperNode [2024-11-15 22:56:30,935 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 22:56:30,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 22:56:30,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 22:56:30,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 22:56:30,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,960 INFO L138 Inliner]: procedures = 24, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-15 22:56:30,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 22:56:30,963 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 22:56:30,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 22:56:30,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 22:56:30,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:30,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 22:56:30,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 22:56:30,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 22:56:30,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 22:56:30,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (1/1) ... [2024-11-15 22:56:31,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:56:31,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:56:31,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 22:56:31,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 22:56:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 22:56:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-15 22:56:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-15 22:56:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-15 22:56:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-15 22:56:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-15 22:56:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-15 22:56:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-15 22:56:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-15 22:56:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 22:56:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-11-15 22:56:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-11-15 22:56:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-11-15 22:56:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-11-15 22:56:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 22:56:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 22:56:31,055 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 22:56:31,133 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 22:56:31,135 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 22:56:31,292 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 22:56:31,292 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 22:56:31,303 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 22:56:31,303 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-15 22:56:31,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:56:31 BoogieIcfgContainer [2024-11-15 22:56:31,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 22:56:31,309 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 22:56:31,309 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 22:56:31,312 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 22:56:31,312 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:56:30" (1/3) ... [2024-11-15 22:56:31,312 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec297f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:56:31, skipping insertion in model container [2024-11-15 22:56:31,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:56:30" (2/3) ... [2024-11-15 22:56:31,313 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec297f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:56:31, skipping insertion in model container [2024-11-15 22:56:31,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:56:31" (3/3) ... [2024-11-15 22:56:31,314 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2024-11-15 22:56:31,325 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 22:56:31,328 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG bench-exp3x3-opt.wvr.c that has 7 procedures, 141 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-15 22:56:31,328 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 22:56:31,444 INFO L143 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-11-15 22:56:31,503 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:56:31,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 22:56:31,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:56:31,508 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-15 22:56:31,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-15 22:56:31,587 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:56:31,598 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:56:31,606 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=PARTIAL_ORDER_FA, 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;@6784055, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:56:31,606 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-11-15 22:56:32,153 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-15 22:56:32,153 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:56:32,154 INFO L132 ounterexampleChecker]: Examining path program with hash -1575610976, occurence #1 [2024-11-15 22:56:32,154 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:56:32,154 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:56:32,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:56:32,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1088505397, now seen corresponding path program 1 times [2024-11-15 22:56:32,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:56:32,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275198283] [2024-11-15 22:56:32,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:56:32,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:56:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:56:32,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:56:32,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:56:32,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275198283] [2024-11-15 22:56:32,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275198283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:56:32,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:56:32,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:56:32,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418901650] [2024-11-15 22:56:32,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:56:32,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:56:32,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:56:32,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:56:32,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:56:32,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:32,385 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:56:32,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 66.5) internal successors, (133), 2 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:56:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:32,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:32,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 22:56:32,437 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-15 22:56:32,437 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:56:32,438 INFO L132 ounterexampleChecker]: Examining path program with hash -1964444614, occurence #1 [2024-11-15 22:56:32,438 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:56:32,438 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:56:32,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:56:32,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1446387329, now seen corresponding path program 1 times [2024-11-15 22:56:32,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:56:32,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843242062] [2024-11-15 22:56:32,438 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:56:32,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:56:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:56:33,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:56:33,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:56:33,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843242062] [2024-11-15 22:56:33,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843242062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:56:33,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:56:33,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-15 22:56:33,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145679938] [2024-11-15 22:56:33,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:56:33,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-15 22:56:33,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:56:33,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-15 22:56:33,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-15 22:56:33,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:33,391 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:56:33,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:56:33,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:33,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:33,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:56:33,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:56:33,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 22:56:33,755 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-11-15 22:56:33,755 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:56:33,755 INFO L132 ounterexampleChecker]: Examining path program with hash 7774340, occurence #1 [2024-11-15 22:56:33,755 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:56:33,755 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:56:33,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:56:33,756 INFO L85 PathProgramCache]: Analyzing trace with hash 925132559, now seen corresponding path program 1 times [2024-11-15 22:56:33,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:56:33,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640038195] [2024-11-15 22:56:33,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:56:33,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2024-11-15 23:11:10,676 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 23:11:10,676 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 23:11:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-15 23:11:11,593 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-11-15 23:11:11,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-15 23:11:11,593 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 164 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [640038195] and IpTcStrategyModuleZ3 [687403197]. [2024-11-15 23:11:11,595 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2024-11-15 23:11:11,595 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-11-15 23:11:11,595 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-11-15 23:11:11,595 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2024-11-15 23:11:11,595 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2024-11-15 23:11:11,595 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2024-11-15 23:11:11,599 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-15 23:11:11,601 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 23:11:11,601 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 23:11:11,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-15 23:11:11,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:11:11 BasicIcfg [2024-11-15 23:11:11,619 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 23:11:11,620 INFO L158 Benchmark]: Toolchain (without parser) took 880895.70ms. Allocated memory was 83.9MB in the beginning and 788.5MB in the end (delta: 704.6MB). Free memory was 56.6MB in the beginning and 570.8MB in the end (delta: -514.2MB). Peak memory consumption was 534.2MB. Max. memory is 8.0GB. [2024-11-15 23:11:11,621 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 23:11:11,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.65ms. Allocated memory is still 83.9MB. Free memory was 56.3MB in the beginning and 44.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 23:11:11,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.86ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 42.9MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 23:11:11,621 INFO L158 Benchmark]: Boogie Preprocessor took 28.77ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 41.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 23:11:11,621 INFO L158 Benchmark]: RCFGBuilder took 313.81ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 26.7MB in the end (delta: 14.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 23:11:11,622 INFO L158 Benchmark]: TraceAbstraction took 880310.43ms. Allocated memory was 83.9MB in the beginning and 788.5MB in the end (delta: 704.6MB). Free memory was 26.1MB in the beginning and 570.8MB in the end (delta: -544.7MB). Peak memory consumption was 500.7MB. Max. memory is 8.0GB. [2024-11-15 23:11:11,623 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 208.65ms. Allocated memory is still 83.9MB. Free memory was 56.3MB in the beginning and 44.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.86ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 42.9MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.77ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 41.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 313.81ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 26.7MB in the end (delta: 14.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 880310.43ms. Allocated memory was 83.9MB in the beginning and 788.5MB in the end (delta: 704.6MB). Free memory was 26.1MB in the beginning and 570.8MB in the end (delta: -544.7MB). Peak memory consumption was 500.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18628, independent: 17013, independent conditional: 12821, independent unconditional: 4192, dependent: 1615, dependent conditional: 1605, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 12821, independent unconditional: 4192, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 12821, independent unconditional: 4192, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 12821, independent unconditional: 4192, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 0, independent unconditional: 17013, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 0, independent unconditional: 17013, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4092, independent: 4082, independent conditional: 0, independent unconditional: 4082, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4092, independent: 4077, independent conditional: 0, independent unconditional: 4077, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 317, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 200, dependent conditional: 0, dependent unconditional: 200, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 17023, independent: 12931, independent conditional: 0, independent unconditional: 12931, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4092, unknown conditional: 0, unknown unconditional: 4092] , Statistics on independence cache: Total cache size (in pairs): 4092, Positive cache size: 4082, Positive conditional cache size: 0, Positive unconditional cache size: 4082, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12821, Maximal queried relation: 0, Independence queries for same thread: 1605, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 159, Number of trivial persistent sets: 108, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4202, independent: 4192, independent conditional: 0, independent unconditional: 4192, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18628, independent: 17013, independent conditional: 12821, independent unconditional: 4192, dependent: 1615, dependent conditional: 1605, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 12821, independent unconditional: 4192, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 12821, independent unconditional: 4192, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 12821, independent unconditional: 4192, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 0, independent unconditional: 17013, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17023, independent: 17013, independent conditional: 0, independent unconditional: 17013, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4092, independent: 4082, independent conditional: 0, independent unconditional: 4082, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4092, independent: 4077, independent conditional: 0, independent unconditional: 4077, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 317, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 200, dependent conditional: 0, dependent unconditional: 200, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 17023, independent: 12931, independent conditional: 0, independent unconditional: 12931, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4092, unknown conditional: 0, unknown unconditional: 4092] , Statistics on independence cache: Total cache size (in pairs): 4092, Positive cache size: 4082, Positive conditional cache size: 0, Positive unconditional cache size: 4082, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12821, Maximal queried relation: 0, Independence queries for same thread: 1605 - TimeoutResultAtElement [Line: 117]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 164 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [640038195] and IpTcStrategyModuleZ3 [687403197]. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 164 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [640038195] and IpTcStrategyModuleZ3 [687403197]. - TimeoutResultAtElement [Line: 106]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 164 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [640038195] and IpTcStrategyModuleZ3 [687403197]. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 164 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [640038195] and IpTcStrategyModuleZ3 [687403197]. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 164 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [640038195] and IpTcStrategyModuleZ3 [687403197]. - TimeoutResultAtElement [Line: 105]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 164 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [640038195] and IpTcStrategyModuleZ3 [687403197]. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 164 with TraceHistMax 6,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [640038195] and IpTcStrategyModuleZ3 [687403197]. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 183 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 880.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 302 ConstructedInterpolants, 0 QuantifiedInterpolants, 1401 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown