/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/09-regions_17-arrayloop_nr.line385.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-03 12:35:15,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-03 12:35:15,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-03 12:35:15,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-03 12:35:15,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-03 12:35:15,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-03 12:35:15,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-03 12:35:15,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-03 12:35:15,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-03 12:35:15,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-03 12:35:15,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-03 12:35:15,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-03 12:35:15,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-03 12:35:15,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-03 12:35:15,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-03 12:35:15,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-03 12:35:15,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-03 12:35:15,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-03 12:35:15,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-03 12:35:15,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-03 12:35:15,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-03 12:35:15,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-03 12:35:15,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-03 12:35:15,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-03 12:35:15,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-03 12:35:15,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-03 12:35:15,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-03 12:35:15,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-03 12:35:15,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-03 12:35:15,766 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-03 12:35:15,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-03 12:35:15,766 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-03 12:35:15,766 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-03 12:35:15,767 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-03 12:35:15,767 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-03 12:35:15,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-03 12:35:15,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-03 12:35:15,768 INFO L138 SettingsManager]: * Use SBE=true [2022-10-03 12:35:15,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-03 12:35:15,769 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-03 12:35:15,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-03 12:35:15,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-03 12:35:15,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-03 12:35:15,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-03 12:35:15,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-03 12:35:15,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-03 12:35:15,770 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-03 12:35:15,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-03 12:35:15,770 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-03 12:35:15,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-03 12:35:15,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-03 12:35:15,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-03 12:35:15,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-03 12:35:15,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-03 12:35:15,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 12:35:15,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-03 12:35:15,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-03 12:35:15,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-03 12:35:15,771 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-03 12:35:15,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-03 12:35:15,772 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-03 12:35:15,772 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-03 12:35:15,772 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-03 12:35:15,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-03 12:35:15,772 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-03 12:35:15,772 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-03 12:35:15,773 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-03 12:35:15,773 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-03 12:35:15,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-03 12:35:16,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-03 12:35:16,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-03 12:35:16,016 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-03 12:35:16,018 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-03 12:35:16,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/09-regions_17-arrayloop_nr.line385.bpl [2022-10-03 12:35:16,020 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/09-regions_17-arrayloop_nr.line385.bpl' [2022-10-03 12:35:16,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-03 12:35:16,070 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-03 12:35:16,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-03 12:35:16,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-03 12:35:16,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-03 12:35:16,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/1) ... [2022-10-03 12:35:16,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/1) ... [2022-10-03 12:35:16,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/1) ... [2022-10-03 12:35:16,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/1) ... [2022-10-03 12:35:16,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/1) ... [2022-10-03 12:35:16,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/1) ... [2022-10-03 12:35:16,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/1) ... [2022-10-03 12:35:16,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-03 12:35:16,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-03 12:35:16,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-03 12:35:16,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-03 12:35:16,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/1) ... [2022-10-03 12:35:16,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 12:35:16,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:35:16,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-03 12:35:16,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-03 12:35:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-10-03 12:35:16,270 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-10-03 12:35:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-03 12:35:16,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-03 12:35:16,271 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-03 12:35:16,487 INFO L234 CfgBuilder]: Building ICFG [2022-10-03 12:35:16,488 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-03 12:35:16,978 INFO L275 CfgBuilder]: Performing block encoding [2022-10-03 12:35:17,005 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-03 12:35:17,005 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-03 12:35:17,009 INFO L202 PluginConnector]: Adding new model 09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:35:17 BoogieIcfgContainer [2022-10-03 12:35:17,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-03 12:35:17,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-03 12:35:17,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-03 12:35:17,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-03 12:35:17,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:35:16" (1/2) ... [2022-10-03 12:35:17,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16ccfc26 and model type 09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:35:17, skipping insertion in model container [2022-10-03 12:35:17,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:35:17" (2/2) ... [2022-10-03 12:35:17,022 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_17-arrayloop_nr.line385.bpl [2022-10-03 12:35:17,031 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-03 12:35:17,041 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-03 12:35:17,041 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-03 12:35:17,041 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-03 12:35:17,139 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-03 12:35:17,191 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 12:35:17,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 12:35:17,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:35:17,197 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-03 12:35:17,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-10-03 12:35:17,241 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 12:35:17,248 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-03 12:35:17,254 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@4ced6d86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 12:35:17,255 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 12:35:17,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-03 12:35:17,353 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-03 12:35:17,356 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/3) [2022-10-03 12:35:17,379 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 12:35:17,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 12:35:17,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:35:17,387 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-03 12:35:17,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-10-03 12:35:17,397 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 12:35:17,403 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funErr0ASSERT_VIOLATIONASSERT ======== [2022-10-03 12:35:17,404 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@4ced6d86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 12:35:17,404 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 12:35:17,404 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-03 12:35:17,404 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-03 12:35:17,405 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-03 12:35:17,406 INFO L307 ceAbstractionStarter]: Result for error location t_funErr0ASSERT_VIOLATIONASSERT was SAFE (2/3) [2022-10-03 12:35:17,410 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 12:35:17,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 12:35:17,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:35:17,457 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-03 12:35:17,465 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 12:35:17,465 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funErr0ASSERT_VIOLATIONASSERT ======== [2022-10-03 12:35:17,466 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@4ced6d86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 12:35:17,466 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 12:35:17,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-10-03 12:35:17,659 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:35:17,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:35:17,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1676570551, now seen corresponding path program 1 times [2022-10-03 12:35:17,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:35:17,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906277131] [2022-10-03 12:35:17,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:35:17,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:35:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:35:17,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:18,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:35:18,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906277131] [2022-10-03 12:35:18,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906277131] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 12:35:18,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 12:35:18,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-03 12:35:18,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285910707] [2022-10-03 12:35:18,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 12:35:18,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-03 12:35:18,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:35:18,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-03 12:35:18,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-03 12:35:18,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,045 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:35:18,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.5) internal successors, (141), 2 states have internal predecessors, (141), 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) [2022-10-03 12:35:18,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-03 12:35:18,076 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:35:18,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:35:18,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1835017770, now seen corresponding path program 1 times [2022-10-03 12:35:18,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:35:18,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247446466] [2022-10-03 12:35:18,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:35:18,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:35:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:35:18,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:18,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:35:18,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247446466] [2022-10-03 12:35:18,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247446466] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 12:35:18,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 12:35:18,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-03 12:35:18,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81678230] [2022-10-03 12:35:18,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 12:35:18,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-03 12:35:18,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:35:18,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-03 12:35:18,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-03 12:35:18,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:35:18,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 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) [2022-10-03 12:35:18,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:35:18,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-03 12:35:18,277 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:35:18,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:35:18,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1685399754, now seen corresponding path program 1 times [2022-10-03 12:35:18,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:35:18,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667525213] [2022-10-03 12:35:18,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:35:18,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:35:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:35:18,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:18,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:35:18,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667525213] [2022-10-03 12:35:18,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667525213] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 12:35:18,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410881701] [2022-10-03 12:35:18,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:35:18,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:35:18,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:35:18,410 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-03 12:35:18,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-03 12:35:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:35:18,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-03 12:35:18,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 12:35:18,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:18,828 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-03 12:35:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:18,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [410881701] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-03 12:35:18,944 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-03 12:35:18,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-10-03 12:35:18,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432931495] [2022-10-03 12:35:18,944 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-03 12:35:18,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-03 12:35:18,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:35:18,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-03 12:35:18,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-10-03 12:35:18,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,947 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:35:18,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 30.2) internal successors, (302), 10 states have internal predecessors, (302), 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) [2022-10-03 12:35:18,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:18,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:35:18,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:19,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:19,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:35:19,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:35:19,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-03 12:35:19,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:35:19,248 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:35:19,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:35:19,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1310672074, now seen corresponding path program 2 times [2022-10-03 12:35:19,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:35:19,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891047158] [2022-10-03 12:35:19,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:35:19,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:35:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:35:19,538 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:19,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:35:19,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891047158] [2022-10-03 12:35:19,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891047158] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 12:35:19,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [235140142] [2022-10-03 12:35:19,546 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-03 12:35:19,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:35:19,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:35:19,548 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-03 12:35:19,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-03 12:35:19,797 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-03 12:35:19,797 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-03 12:35:19,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-03 12:35:19,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 12:35:20,020 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:20,020 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-03 12:35:20,248 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:20,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [235140142] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-03 12:35:20,249 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-03 12:35:20,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-10-03 12:35:20,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491337026] [2022-10-03 12:35:20,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-03 12:35:20,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-10-03 12:35:20,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:35:20,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-10-03 12:35:20,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-10-03 12:35:20,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:20,252 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:35:20,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 28.555555555555557) internal successors, (514), 18 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-03 12:35:20,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:20,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:35:20,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:35:20,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:35:20,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:35:20,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-03 12:35:20,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-10-03 12:35:20,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:35:20,703 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:35:20,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:35:20,704 INFO L85 PathProgramCache]: Analyzing trace with hash 2090173238, now seen corresponding path program 3 times [2022-10-03 12:35:20,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:35:20,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571298927] [2022-10-03 12:35:20,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:35:20,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:35:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 12:35:21,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:21,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 12:35:21,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571298927] [2022-10-03 12:35:21,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571298927] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 12:35:21,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619724685] [2022-10-03 12:35:21,075 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-10-03 12:35:21,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:35:21,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 12:35:21,076 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-03 12:35:21,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-03 12:35:42,353 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-10-03 12:35:42,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-03 12:35:42,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 1409 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-03 12:35:42,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 12:35:42,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:42,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-03 12:35:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 0 proven. 1120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 12:35:43,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619724685] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-03 12:35:43,376 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-03 12:35:43,377 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-10-03 12:35:43,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18391398] [2022-10-03 12:35:43,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-03 12:35:43,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-10-03 12:35:43,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 12:35:43,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-10-03 12:35:43,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-10-03 12:35:43,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:43,380 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 12:35:43,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 29.26086956521739) internal successors, (673), 23 states have internal predecessors, (673), 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) [2022-10-03 12:35:43,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:43,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:35:43,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:35:43,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-10-03 12:35:43,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:43,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 12:35:43,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-03 12:35:43,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-03 12:35:43,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-10-03 12:35:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-10-03 12:35:43,720 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-10-03 12:35:43,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 12:35:43,896 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONASSERT === [t_funErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 12:35:43,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 12:35:43,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1874598442, now seen corresponding path program 4 times [2022-10-03 12:35:43,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 12:35:43,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889604958] [2022-10-03 12:35:43,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 12:35:43,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 12:35:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-10-03 12:47:04,788 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,793 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,795 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,797 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,799 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,800 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,802 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,804 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,805 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,807 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,809 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,811 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,813 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,815 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,816 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,818 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,820 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,821 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,823 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,825 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,826 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,828 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,830 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,832 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,833 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,835 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,836 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-03 12:47:04,837 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2022-10-03 12:47:04,837 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-03 12:47:04,837 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-03 12:47:04,837 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,839 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,841 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,842 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,844 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,846 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,848 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,849 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,851 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,852 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,854 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,856 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,858 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,859 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,861 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,862 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,864 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,866 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,867 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,869 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,870 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,872 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,874 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,876 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,878 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,880 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,881 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,883 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,885 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,887 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,888 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,890 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,892 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,894 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,895 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,897 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,899 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,901 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,902 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,904 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,906 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,907 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,909 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,916 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,918 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,919 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,921 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,925 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,926 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,928 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,930 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,932 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,933 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,937 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,939 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,940 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,942 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,944 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,946 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,947 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,949 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,951 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,953 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,954 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,956 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,960 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,962 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,964 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,965 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,967 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,969 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,971 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,972 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,974 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,976 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,978 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,979 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,982 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,984 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,985 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,987 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,989 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,991 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,992 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,994 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,996 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:04,998 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,000 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,002 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,003 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,008 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,012 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,014 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,015 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,016 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,016 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,016 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,017 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,017 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,017 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,017 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,018 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,018 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,019 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,019 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,022 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,023 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,029 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-03 12:47:05,037 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-03 12:47:05,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-03 12:47:05,037 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 672 with TraceHistMax 10,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 670 interpolants. [2022-10-03 12:47:05,039 INFO L444 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2022-10-03 12:47:05,040 INFO L307 ceAbstractionStarter]: Result for error location t_funErr0ASSERT_VIOLATIONASSERT was TIMEOUT (3/3) [2022-10-03 12:47:05,042 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-03 12:47:05,042 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-03 12:47:05,056 INFO L202 PluginConnector]: Adding new model 09-regions_17-arrayloop_nr.line385.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 12:47:05 BasicIcfg [2022-10-03 12:47:05,056 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-03 12:47:05,057 INFO L158 Benchmark]: Toolchain (without parser) took 708986.88ms. Allocated memory was 197.1MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 151.5MB in the beginning and 1.0GB in the end (delta: -861.3MB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. [2022-10-03 12:47:05,057 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.42ms. Allocated memory is still 197.1MB. Free memory is still 154.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-03 12:47:05,058 INFO L158 Benchmark]: Boogie Preprocessor took 109.53ms. Allocated memory is still 197.1MB. Free memory was 151.5MB in the beginning and 148.1MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-03 12:47:05,058 INFO L158 Benchmark]: RCFGBuilder took 826.09ms. Allocated memory is still 197.1MB. Free memory was 148.1MB in the beginning and 150.1MB in the end (delta: -2.0MB). Peak memory consumption was 19.3MB. Max. memory is 8.0GB. [2022-10-03 12:47:05,058 INFO L158 Benchmark]: TraceAbstraction took 708043.29ms. Allocated memory was 197.1MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 149.6MB in the beginning and 1.0GB in the end (delta: -863.3MB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. [2022-10-03 12:47:05,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.42ms. Allocated memory is still 197.1MB. Free memory is still 154.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 109.53ms. Allocated memory is still 197.1MB. Free memory was 151.5MB in the beginning and 148.1MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 826.09ms. Allocated memory is still 197.1MB. Free memory was 148.1MB in the beginning and 150.1MB in the end (delta: -2.0MB). Peak memory consumption was 19.3MB. Max. memory is 8.0GB. * TraceAbstraction took 708043.29ms. Allocated memory was 197.1MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 149.6MB in the beginning and 1.0GB in the end (delta: -863.3MB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 3, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 79, positive: 73, positive conditional: 73, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 6, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 75, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 10, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 78, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 17, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 84, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 30, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 96, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 25, negative conditional: 25, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 55, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 105, positive: 71, positive conditional: 71, positive unconditional: 0, negative: 34, negative conditional: 34, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 517, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 428, positive: 428, positive conditional: 0, positive unconditional: 428, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 0, positive unconditional: 73, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 428, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 73, Positive conditional cache size: 0, Positive unconditional cache size: 73, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 89, Statistics for Abstraction: - TimeoutResultAtElement [Line: 385]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 672 with TraceHistMax 10,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 670 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 3 procedures, 475 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: t_funErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 3 procedures, 475 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: t_funErr0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 3 procedures, 475 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 707.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.9s, 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: 65, 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: 0.2s SsaConstructionTime, 21.6s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 2294 NumberOfCodeBlocks, 2294 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3289 ConstructedInterpolants, 0 QuantifiedInterpolants, 6807 SizeOfPredicates, 22 NumberOfNonLiveVariables, 2727 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 0/3849 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown