/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 SUFFICIENT_WITH_CONTEXT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 09:40:27,590 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 09:40:27,640 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 09:40:27,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 09:40:27,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 09:40:27,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 09:40:27,666 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 09:40:27,666 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 09:40:27,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 09:40:27,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 09:40:27,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 09:40:27,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 09:40:27,667 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 09:40:27,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 09:40:27,669 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 09:40:27,669 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 09:40:27,669 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 09:40:27,670 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 09:40:27,670 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 09:40:27,670 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 09:40:27,670 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 -> SUFFICIENT_WITH_CONTEXT [2024-11-14 09:40:27,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 09:40:27,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 09:40:27,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 09:40:27,888 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 09:40:27,889 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 09:40:27,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x3.wvr.c [2024-11-14 09:40:29,025 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 09:40:29,198 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 09:40:29,198 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/bench-exp2x3.wvr.c [2024-11-14 09:40:29,203 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0ca6a0b49/6b6438e0906c44c19b76569916a30bf0/FLAGe7c94c9a3 [2024-11-14 09:40:29,587 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0ca6a0b49/6b6438e0906c44c19b76569916a30bf0 [2024-11-14 09:40:29,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 09:40:29,589 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 09:40:29,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 09:40:29,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 09:40:29,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 09:40:29,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b4ba5b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29, skipping insertion in model container [2024-11-14 09:40:29,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 09:40:29,724 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-exp2x3.wvr.c[2289,2302] [2024-11-14 09:40:29,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 09:40:29,733 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 09:40:29,752 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-exp2x3.wvr.c[2289,2302] [2024-11-14 09:40:29,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 09:40:29,762 INFO L204 MainTranslator]: Completed translation [2024-11-14 09:40:29,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29 WrapperNode [2024-11-14 09:40:29,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 09:40:29,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 09:40:29,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 09:40:29,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 09:40:29,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,784 INFO L138 Inliner]: procedures = 19, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-11-14 09:40:29,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 09:40:29,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 09:40:29,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 09:40:29,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 09:40:29,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,796 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 09:40:29,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 09:40:29,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 09:40:29,809 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 09:40:29,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (1/1) ... [2024-11-14 09:40:29,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 09:40:29,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:40:29,836 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) [2024-11-14 09:40:29,841 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 [2024-11-14 09:40:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 09:40:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 09:40:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 09:40:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 09:40:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 09:40:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 09:40:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 09:40:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 09:40:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 09:40:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 09:40:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 09:40:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 09:40:29,857 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 09:40:29,924 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 09:40:29,925 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 09:40:30,054 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 09:40:30,055 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 09:40:30,062 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 09:40:30,062 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-14 09:40:30,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 09:40:30 BoogieIcfgContainer [2024-11-14 09:40:30,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 09:40:30,065 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 09:40:30,065 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 09:40:30,068 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 09:40:30,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 09:40:29" (1/3) ... [2024-11-14 09:40:30,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d34dbdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 09:40:30, skipping insertion in model container [2024-11-14 09:40:30,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:40:29" (2/3) ... [2024-11-14 09:40:30,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d34dbdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 09:40:30, skipping insertion in model container [2024-11-14 09:40:30,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 09:40:30" (3/3) ... [2024-11-14 09:40:30,070 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x3.wvr.c [2024-11-14 09:40:30,079 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 09:40:30,080 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG bench-exp2x3.wvr.c that has 5 procedures, 105 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-14 09:40:30,080 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 09:40:30,139 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 09:40:30,176 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 09:40:30,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 09:40:30,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:40:30,178 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) [2024-11-14 09:40:30,179 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 [2024-11-14 09:40:30,234 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 09:40:30,246 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 09:40:30,251 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;@49bbbca9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 09:40:30,251 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 09:40:30,582 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 2 more)] === [2024-11-14 09:40:30,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:40:30,588 INFO L85 PathProgramCache]: Analyzing trace with hash -733869114, now seen corresponding path program 1 times [2024-11-14 09:40:30,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:40:30,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519922702] [2024-11-14 09:40:30,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:40:30,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:40:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:40:30,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:40:30,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:40:30,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519922702] [2024-11-14 09:40:30,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519922702] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 09:40:30,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 09:40:30,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 09:40:30,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851626842] [2024-11-14 09:40:30,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 09:40:30,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 09:40:30,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:40:30,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 09:40:30,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 09:40:30,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:30,759 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:40:30,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 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) [2024-11-14 09:40:30,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:30,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:30,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 09:40:30,795 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 2 more)] === [2024-11-14 09:40:30,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:40:30,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1266566964, now seen corresponding path program 1 times [2024-11-14 09:40:30,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:40:30,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413934534] [2024-11-14 09:40:30,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:40:30,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:40:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:40:31,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:40:31,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:40:31,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413934534] [2024-11-14 09:40:31,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413934534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 09:40:31,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 09:40:31,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 09:40:31,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687474607] [2024-11-14 09:40:31,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 09:40:31,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 09:40:31,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:40:31,401 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 09:40:31,401 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-14 09:40:31,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:31,403 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:40:31,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 6 states have internal predecessors, (99), 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) [2024-11-14 09:40:31,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:31,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:40:31,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 09:40:31,551 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 2 more)] === [2024-11-14 09:40:31,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:40:31,551 INFO L85 PathProgramCache]: Analyzing trace with hash 975448832, now seen corresponding path program 1 times [2024-11-14 09:40:31,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:40:31,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787516434] [2024-11-14 09:40:31,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:40:31,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:40:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:40:32,085 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:40:32,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:40:32,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787516434] [2024-11-14 09:40:32,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787516434] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 09:40:32,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523237572] [2024-11-14 09:40:32,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:40:32,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:40:32,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:40:32,089 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 09:40:32,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 09:40:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:40:32,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 09:40:32,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 09:40:33,027 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:40:33,027 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 09:40:34,591 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:40:34,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523237572] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 09:40:34,591 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 09:40:34,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 24 [2024-11-14 09:40:34,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077022708] [2024-11-14 09:40:34,592 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 09:40:34,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-14 09:40:34,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:40:34,593 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-14 09:40:34,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2024-11-14 09:40:34,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:34,593 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:40:34,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.041666666666666) internal successors, (217), 24 states have internal predecessors, (217), 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) [2024-11-14 09:40:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:34,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:40:34,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:40:43,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:40:47,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:40:49,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:41:00,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:41:06,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:41:06,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:41:06,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-14 09:41:06,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 09:41:06,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:41:06,258 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 09:41:06,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:41:06,259 INFO L85 PathProgramCache]: Analyzing trace with hash 456333414, now seen corresponding path program 2 times [2024-11-14 09:41:06,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:41:06,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105802958] [2024-11-14 09:41:06,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:41:06,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:41:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:41:07,707 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:41:07,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:41:07,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105802958] [2024-11-14 09:41:07,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105802958] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 09:41:07,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2119919788] [2024-11-14 09:41:07,708 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 09:41:07,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:41:07,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:41:07,711 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 09:41:07,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 09:41:09,817 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 09:41:09,817 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 09:41:09,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 09:41:09,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 09:41:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 09:41:15,041 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 09:41:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 09:41:28,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2119919788] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 09:41:28,974 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 09:41:28,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12, 12] total 36 [2024-11-14 09:41:28,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700381895] [2024-11-14 09:41:28,974 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 09:41:28,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-14 09:41:28,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 09:41:28,975 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-14 09:41:28,976 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1130, Unknown=2, NotChecked=0, Total=1260 [2024-11-14 09:41:28,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:41:28,976 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 09:41:28,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 7.416666666666667) internal successors, (267), 36 states have internal predecessors, (267), 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) [2024-11-14 09:41:28,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:41:28,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:41:28,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-14 09:41:28,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:41:32,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:41:44,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:41:50,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:41:51,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:42:02,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:42:16,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:42:18,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:42:21,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:42:27,704 WARN L286 SmtUtils]: Spent 5.54s on a formula simplification. DAG size of input: 53 DAG size of output: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 09:42:42,967 WARN L286 SmtUtils]: Spent 5.61s on a formula simplification. DAG size of input: 56 DAG size of output: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 09:42:50,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:15,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:17,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:23,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:28,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:32,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:34,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:38,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:41,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:43,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:47,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:49,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:51,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:53,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:55,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:57,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:43:59,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:44:01,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:44:03,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:44:05,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:44:07,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 09:46:31,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 09:46:31,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 09:46:31,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 09:46:31,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-11-14 09:46:31,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 09:46:31,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:46:31,849 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 09:46:31,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 09:46:31,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1354027353, now seen corresponding path program 3 times [2024-11-14 09:46:31,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 09:46:31,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532069294] [2024-11-14 09:46:31,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 09:46:31,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 09:46:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 09:46:43,093 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 128 proven. 85 refuted. 4 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:46:43,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 09:46:43,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532069294] [2024-11-14 09:46:43,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532069294] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 09:46:43,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1822892514] [2024-11-14 09:46:43,093 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 09:46:43,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:46:43,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 09:46:43,096 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 09:46:43,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 09:47:49,360 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-11-14 09:47:49,361 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 09:47:49,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-14 09:47:49,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 09:52:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 165 refuted. 52 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 09:52:17,055 INFO L312 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2024-11-14 09:55:09,126 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 [2024-11-14 09:55:09,126 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 [2024-11-14 09:55:09,129 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 09:55:10,111 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-14 09:55:10,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 09:55:10,138 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 [2024-11-14 09:55:10,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-11-14 09:55:10,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 09:55:10,312 WARN L596 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 156 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 53 known predicates. [2024-11-14 09:55:10,313 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-14 09:55:10,313 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-14 09:55:10,313 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-14 09:55:10,313 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-14 09:55:10,316 INFO L422 BasicCegarLoop]: Path program histogram: [3, 1, 1] [2024-11-14 09:55:10,318 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 09:55:10,318 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 09:55:10,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 09:55:10 BasicIcfg [2024-11-14 09:55:10,320 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 09:55:10,320 INFO L158 Benchmark]: Toolchain (without parser) took 880730.53ms. Allocated memory was 100.7MB in the beginning and 872.4MB in the end (delta: 771.8MB). Free memory was 73.6MB in the beginning and 586.5MB in the end (delta: -512.8MB). Peak memory consumption was 258.8MB. Max. memory is 8.0GB. [2024-11-14 09:55:10,320 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 09:55:10,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.31ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 62.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 09:55:10,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.28ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 60.7MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 09:55:10,320 INFO L158 Benchmark]: Boogie Preprocessor took 23.59ms. Allocated memory is still 100.7MB. Free memory was 60.7MB in the beginning and 59.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 09:55:10,321 INFO L158 Benchmark]: RCFGBuilder took 253.34ms. Allocated memory is still 100.7MB. Free memory was 59.7MB in the beginning and 46.8MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-11-14 09:55:10,321 INFO L158 Benchmark]: TraceAbstraction took 880254.92ms. Allocated memory was 100.7MB in the beginning and 872.4MB in the end (delta: 771.8MB). Free memory was 46.1MB in the beginning and 586.5MB in the end (delta: -540.4MB). Peak memory consumption was 233.6MB. Max. memory is 8.0GB. [2024-11-14 09:55:10,322 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 100.7MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 170.31ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 62.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.28ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 60.7MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.59ms. Allocated memory is still 100.7MB. Free memory was 60.7MB in the beginning and 59.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 253.34ms. Allocated memory is still 100.7MB. Free memory was 59.7MB in the beginning and 46.8MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 880254.92ms. Allocated memory was 100.7MB in the beginning and 872.4MB in the end (delta: 771.8MB). Free memory was 46.1MB in the beginning and 586.5MB in the end (delta: -540.4MB). Peak memory consumption was 233.6MB. 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: 9546, independent: 8498, independent conditional: 6764, independent unconditional: 1734, dependent: 1048, dependent conditional: 1042, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 6764, independent unconditional: 1734, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 6764, independent unconditional: 1734, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 6764, independent unconditional: 1734, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 0, independent unconditional: 8498, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 0, independent unconditional: 8498, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1695, independent: 1689, independent conditional: 0, independent unconditional: 1689, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1695, independent: 1686, independent conditional: 0, independent unconditional: 1686, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 8504, independent: 6809, independent conditional: 0, independent unconditional: 6809, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1695, unknown conditional: 0, unknown unconditional: 1695] , Statistics on independence cache: Total cache size (in pairs): 1695, Positive cache size: 1689, Positive conditional cache size: 0, Positive unconditional cache size: 1689, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6764, Maximal queried relation: 0, Independence queries for same thread: 1042, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 125, Number of trivial persistent sets: 97, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1740, independent: 1734, independent conditional: 0, independent unconditional: 1734, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9546, independent: 8498, independent conditional: 6764, independent unconditional: 1734, dependent: 1048, dependent conditional: 1042, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 6764, independent unconditional: 1734, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 6764, independent unconditional: 1734, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 6764, independent unconditional: 1734, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 0, independent unconditional: 8498, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8504, independent: 8498, independent conditional: 0, independent unconditional: 8498, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1695, independent: 1689, independent conditional: 0, independent unconditional: 1689, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1695, independent: 1686, independent conditional: 0, independent unconditional: 1686, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 8504, independent: 6809, independent conditional: 0, independent unconditional: 6809, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1695, unknown conditional: 0, unknown unconditional: 1695] , Statistics on independence cache: Total cache size (in pairs): 1695, Positive cache size: 1689, Positive conditional cache size: 0, Positive unconditional cache size: 1689, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6764, Maximal queried relation: 0, Independence queries for same thread: 1042 - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 156 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 53 known predicates. - TimeoutResultAtElement [Line: 83]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 156 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 53 known predicates. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 156 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 53 known predicates. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 156 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 53 known predicates. - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 156 with TraceHistMax 9,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 53 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 133 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 880.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 334.6s, 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: 142, 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, 3.0s SatisfiabilityAnalysisTime, 23.3s InterpolantComputationTime, 672 NumberOfCodeBlocks, 672 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 898 ConstructedInterpolants, 0 QuantifiedInterpolants, 5854 SizeOfPredicates, 24 NumberOfNonLiveVariables, 512 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 47/159 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