/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk14/queue_longer.line754.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-21 14:04:11,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-21 14:04:11,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-21 14:04:11,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-21 14:04:11,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-21 14:04:11,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-21 14:04:11,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-21 14:04:11,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-21 14:04:11,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-21 14:04:11,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-21 14:04:11,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-21 14:04:11,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-21 14:04:11,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-21 14:04:11,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-21 14:04:11,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-21 14:04:11,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-21 14:04:11,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-21 14:04:11,513 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2022-10-21 14:04:11,542 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-21 14:04:11,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-21 14:04:11,544 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-21 14:04:11,544 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-21 14:04:11,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-21 14:04:11,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-21 14:04:11,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-21 14:04:11,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-21 14:04:11,547 INFO L138 SettingsManager]: * Use SBE=true [2022-10-21 14:04:11,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-21 14:04:11,548 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-21 14:04:11,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-21 14:04:11,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-21 14:04:11,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-21 14:04:11,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-21 14:04:11,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-21 14:04:11,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-21 14:04:11,549 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-21 14:04:11,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-21 14:04:11,549 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-21 14:04:11,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-21 14:04:11,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-21 14:04:11,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-21 14:04:11,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-21 14:04:11,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-21 14:04:11,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-21 14:04:11,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-21 14:04:11,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-21 14:04:11,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-21 14:04:11,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-21 14:04:11,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-21 14:04:11,551 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-21 14:04:11,552 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-21 14:04:11,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-21 14:04:11,552 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-21 14:04:11,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-21 14:04:11,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-21 14:04:11,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-21 14:04:11,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-21 14:04:11,924 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-21 14:04:11,926 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-21 14:04:11,927 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk14/queue_longer.line754.bpl [2022-10-21 14:04:11,928 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk14/queue_longer.line754.bpl' [2022-10-21 14:04:11,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-21 14:04:11,997 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-21 14:04:11,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-21 14:04:11,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-21 14:04:11,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-21 14:04:12,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,059 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-21 14:04:12,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-21 14:04:12,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-21 14:04:12,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-21 14:04:12,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-21 14:04:12,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-21 14:04:12,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-21 14:04:12,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-21 14:04:12,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-21 14:04:12,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/1) ... [2022-10-21 14:04:12,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-21 14:04:12,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 14:04:12,164 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) [2022-10-21 14:04:12,167 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 [2022-10-21 14:04:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-21 14:04:12,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-21 14:04:12,202 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-21 14:04:12,202 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-21 14:04:12,202 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-21 14:04:12,202 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-21 14:04:12,203 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-21 14:04:12,375 INFO L234 CfgBuilder]: Building ICFG [2022-10-21 14:04:12,377 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-21 14:04:13,080 INFO L275 CfgBuilder]: Performing block encoding [2022-10-21 14:04:13,110 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-21 14:04:13,110 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-21 14:04:13,112 INFO L202 PluginConnector]: Adding new model queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 02:04:13 BoogieIcfgContainer [2022-10-21 14:04:13,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-21 14:04:13,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-21 14:04:13,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-21 14:04:13,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-21 14:04:13,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 02:04:11" (1/2) ... [2022-10-21 14:04:13,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a64fcb and model type queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 02:04:13, skipping insertion in model container [2022-10-21 14:04:13,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 02:04:13" (2/2) ... [2022-10-21 14:04:13,124 INFO L112 eAbstractionObserver]: Analyzing ICFG queue_longer.line754.bpl [2022-10-21 14:04:13,130 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-21 14:04:13,139 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-21 14:04:13,139 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-21 14:04:13,139 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-21 14:04:13,294 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-10-21 14:04:13,343 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 14:04:13,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 14:04:13,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 14:04:13,345 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) [2022-10-21 14:04:13,348 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 [2022-10-21 14:04:13,374 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 14:04:13,387 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-21 14:04:13,394 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;@4306a152, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 14:04:13,394 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 14:04:13,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-21 14:04:13,452 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 14:04:13,454 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/4) [2022-10-21 14:04:13,467 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 14:04:13,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 14:04:13,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 14:04:13,469 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) [2022-10-21 14:04:13,470 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 [2022-10-21 14:04:13,474 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 14:04:13,477 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-21 14:04:13,478 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;@4306a152, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 14:04:13,478 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 14:04:13,938 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-21 14:04:13,943 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 14:04:13,944 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2022-10-21 14:04:13,960 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 14:04:13,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 14:04:13,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 14:04:13,963 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) [2022-10-21 14:04:13,974 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 [2022-10-21 14:04:13,976 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 14:04:13,978 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONASSERT ======== [2022-10-21 14:04:13,978 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;@4306a152, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 14:04:13,978 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 14:04:13,979 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-21 14:04:13,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-21 14:04:13,980 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 14:04:13,980 INFO L307 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONASSERT was SAFE (3/4) [2022-10-21 14:04:13,986 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 14:04:13,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 14:04:13,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 14:04:13,990 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-21 14:04:13,996 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 14:04:13,996 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONASSERT ======== [2022-10-21 14:04:13,997 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;@4306a152, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 14:04:13,997 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 14:04:14,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-10-21 14:04:14,016 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 14:04:14,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 14:04:14,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1817190746, now seen corresponding path program 1 times [2022-10-21 14:04:14,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 14:04:14,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963292723] [2022-10-21 14:04:14,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 14:04:14,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 14:04:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 14:04:14,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 14:04:14,444 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 14:04:14,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963292723] [2022-10-21 14:04:14,445 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963292723] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 14:04:14,445 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 14:04:14,445 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-21 14:04:14,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513058169] [2022-10-21 14:04:14,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 14:04:14,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-21 14:04:14,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 14:04:14,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-21 14:04:14,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-21 14:04:14,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:14,502 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 14:04:14,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 139.0) internal successors, (278), 2 states have internal predecessors, (278), 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) [2022-10-21 14:04:14,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:14,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:14,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-21 14:04:14,547 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 14:04:14,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 14:04:14,548 INFO L85 PathProgramCache]: Analyzing trace with hash -621438259, now seen corresponding path program 1 times [2022-10-21 14:04:14,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 14:04:14,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518373590] [2022-10-21 14:04:14,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 14:04:14,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 14:04:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 14:04:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 14:04:14,823 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 14:04:14,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518373590] [2022-10-21 14:04:14,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518373590] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 14:04:14,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 14:04:14,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-21 14:04:14,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496644701] [2022-10-21 14:04:14,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 14:04:14,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-21 14:04:14,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 14:04:14,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-21 14:04:14,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-21 14:04:14,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:14,828 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 14:04:14,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.0) internal successors, (276), 3 states have internal predecessors, (276), 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) [2022-10-21 14:04:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:14,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:15,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:15,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:15,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-21 14:04:15,661 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 14:04:15,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 14:04:15,662 INFO L85 PathProgramCache]: Analyzing trace with hash 124143253, now seen corresponding path program 1 times [2022-10-21 14:04:15,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 14:04:15,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837187803] [2022-10-21 14:04:15,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 14:04:15,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 14:04:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 14:04:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-21 14:04:15,916 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 14:04:15,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837187803] [2022-10-21 14:04:15,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837187803] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 14:04:15,916 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 14:04:15,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2022-10-21 14:04:15,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91706030] [2022-10-21 14:04:15,920 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 14:04:15,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-21 14:04:15,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 14:04:15,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-21 14:04:15,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-21 14:04:15,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:15,926 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 14:04:15,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.33333333333333) internal successors, (518), 6 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-21 14:04:15,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:15,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:15,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:16,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:16,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:16,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:16,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-21 14:04:16,612 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 14:04:16,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 14:04:16,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1084552452, now seen corresponding path program 2 times [2022-10-21 14:04:16,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 14:04:16,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347929910] [2022-10-21 14:04:16,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 14:04:16,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 14:04:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 14:04:16,785 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-10-21 14:04:16,785 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 14:04:16,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347929910] [2022-10-21 14:04:16,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347929910] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 14:04:16,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 14:04:16,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-21 14:04:16,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109164524] [2022-10-21 14:04:16,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 14:04:16,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-21 14:04:16,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 14:04:16,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-21 14:04:16,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-21 14:04:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:16,787 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 14:04:16,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 126.5) internal successors, (506), 4 states have internal predecessors, (506), 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) [2022-10-21 14:04:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:17,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:17,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:17,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:17,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:17,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-21 14:04:17,283 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 14:04:17,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 14:04:17,283 INFO L85 PathProgramCache]: Analyzing trace with hash -2077419964, now seen corresponding path program 1 times [2022-10-21 14:04:17,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 14:04:17,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763941505] [2022-10-21 14:04:17,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 14:04:17,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 14:04:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 14:04:18,516 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-10-21 14:04:18,517 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 14:04:18,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763941505] [2022-10-21 14:04:18,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763941505] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 14:04:18,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 14:04:18,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-10-21 14:04:18,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664916347] [2022-10-21 14:04:18,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 14:04:18,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-10-21 14:04:18,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 14:04:18,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-10-21 14:04:18,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=408, Unknown=0, NotChecked=0, Total=462 [2022-10-21 14:04:18,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:18,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 14:04:18,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 22.954545454545453) internal successors, (505), 22 states have internal predecessors, (505), 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) [2022-10-21 14:04:18,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:18,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:18,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:18,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:18,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:21,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:21,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:21,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:21,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:21,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-10-21 14:04:21,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-21 14:04:21,143 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 14:04:21,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 14:04:21,144 INFO L85 PathProgramCache]: Analyzing trace with hash -906844975, now seen corresponding path program 1 times [2022-10-21 14:04:21,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 14:04:21,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056454583] [2022-10-21 14:04:21,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 14:04:21,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 14:04:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 14:04:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-10-21 14:04:23,191 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 14:04:23,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056454583] [2022-10-21 14:04:23,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056454583] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 14:04:23,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 14:04:23,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2022-10-21 14:04:23,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965712613] [2022-10-21 14:04:23,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 14:04:23,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-10-21 14:04:23,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 14:04:23,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-10-21 14:04:23,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1826, Unknown=0, NotChecked=0, Total=1980 [2022-10-21 14:04:23,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:23,194 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 14:04:23,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 11.466666666666667) internal successors, (516), 45 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-21 14:04:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-10-21 14:04:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:31,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 14:04:31,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 14:04:31,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:31,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 14:04:31,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-10-21 14:04:31,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-10-21 14:04:31,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-21 14:04:31,848 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 14:04:31,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 14:04:31,848 INFO L85 PathProgramCache]: Analyzing trace with hash -628061619, now seen corresponding path program 1 times [2022-10-21 14:04:31,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 14:04:31,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796131995] [2022-10-21 14:04:31,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 14:04:31,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 14:04:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-10-21 14:15:08,761 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,765 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 [2022-10-21 14:15:08,765 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-21 14:15:08,765 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 [2022-10-21 14:15:08,766 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 [2022-10-21 14:15:08,774 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,775 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,776 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,777 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,778 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,779 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,780 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,781 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,782 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,793 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 [2022-10-21 14:15:08,805 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,811 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,812 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,813 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,814 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,815 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,816 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,817 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,817 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,818 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,819 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,820 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,821 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,822 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,823 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,824 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,824 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,825 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,826 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,859 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,872 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,873 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,874 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,875 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,876 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,876 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,877 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,878 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,888 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,889 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,890 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,891 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,892 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,892 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,894 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,895 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,895 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,896 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,897 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,898 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,899 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,900 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,901 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,901 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,902 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,903 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,904 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,905 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,906 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,907 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,908 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,909 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,910 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,910 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,910 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,912 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,912 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,912 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,912 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,912 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,927 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,927 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 14:15:08,932 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-21 14:15:08,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-21 14:15:08,932 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 546 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 544 interpolants. [2022-10-21 14:15:08,933 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1] [2022-10-21 14:15:08,933 INFO L307 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONASSERT was TIMEOUT (4/4) [2022-10-21 14:15:08,935 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-21 14:15:08,935 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-21 14:15:08,939 INFO L202 PluginConnector]: Adding new model queue_longer.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 02:15:08 BasicIcfg [2022-10-21 14:15:08,939 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-21 14:15:08,971 INFO L158 Benchmark]: Toolchain (without parser) took 656941.74ms. Allocated memory was 170.9MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 147.3MB in the beginning and 987.5MB in the end (delta: -840.3MB). Peak memory consumption was 4.3GB. Max. memory is 8.0GB. [2022-10-21 14:15:08,972 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 170.9MB. Free memory was 151.2MB in the beginning and 151.2MB in the end (delta: 65.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-21 14:15:08,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.13ms. Allocated memory is still 170.9MB. Free memory was 147.2MB in the beginning and 145.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-21 14:15:08,973 INFO L158 Benchmark]: Boogie Preprocessor took 64.45ms. Allocated memory is still 170.9MB. Free memory was 145.3MB in the beginning and 142.4MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-21 14:15:08,973 INFO L158 Benchmark]: RCFGBuilder took 984.37ms. Allocated memory is still 170.9MB. Free memory was 142.4MB in the beginning and 140.1MB in the end (delta: 2.4MB). Peak memory consumption was 31.0MB. Max. memory is 8.0GB. [2022-10-21 14:15:08,973 INFO L158 Benchmark]: TraceAbstraction took 655824.38ms. Allocated memory was 170.9MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 139.5MB in the beginning and 987.5MB in the end (delta: -848.0MB). Peak memory consumption was 4.3GB. Max. memory is 8.0GB. [2022-10-21 14:15:08,975 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 0.16ms. Allocated memory is still 170.9MB. Free memory was 151.2MB in the beginning and 151.2MB in the end (delta: 65.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.13ms. Allocated memory is still 170.9MB. Free memory was 147.2MB in the beginning and 145.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 64.45ms. Allocated memory is still 170.9MB. Free memory was 145.3MB in the beginning and 142.4MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 984.37ms. Allocated memory is still 170.9MB. Free memory was 142.4MB in the beginning and 140.1MB in the end (delta: 2.4MB). Peak memory consumption was 31.0MB. Max. memory is 8.0GB. * TraceAbstraction took 655824.38ms. Allocated memory was 170.9MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 139.5MB in the beginning and 987.5MB in the end (delta: -848.0MB). Peak memory consumption was 4.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ 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] , SemanticIndependenceRelation.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] , SemanticIndependenceRelation.Query Time [ms]: [ 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, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 2 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3864, positive: 3685, positive conditional: 3685, positive unconditional: 0, negative: 179, negative conditional: 179, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3745, positive: 3685, positive conditional: 3685, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3745, positive: 3685, positive conditional: 3685, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3745, positive: 3685, positive conditional: 0, positive unconditional: 3685, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3745, positive: 3685, positive conditional: 0, positive unconditional: 3685, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3745, positive: 3685, positive conditional: 0, positive unconditional: 3685, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3588, positive: 3538, positive conditional: 0, positive unconditional: 3538, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3588, positive: 3538, positive conditional: 0, positive unconditional: 3538, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 74, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3745, positive: 147, positive conditional: 0, positive unconditional: 147, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 3588, unknown conditional: 0, unknown unconditional: 3588] , Statistics on independence cache: Total cache size (in pairs): 3588, Positive cache size: 3538, Positive conditional cache size: 0, Positive unconditional cache size: 3538, Negative cache size: 50, Negative conditional cache size: 0, Negative unconditional cache size: 50, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 119 - StatisticsResult: Independence relation #1 benchmarks 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: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ 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] , SemanticIndependenceRelation.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] , SemanticIndependenceRelation.Query Time [ms]: [ 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, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 135674, positive: 132668, positive conditional: 132668, positive unconditional: 0, negative: 3006, negative conditional: 3006, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 132879, positive: 132668, positive conditional: 132668, positive unconditional: 0, negative: 211, negative conditional: 211, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 132879, positive: 132668, positive conditional: 132668, positive unconditional: 0, negative: 211, negative conditional: 211, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133335, positive: 132668, positive conditional: 0, positive unconditional: 132668, negative: 667, negative conditional: 456, negative unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 133335, positive: 132668, positive conditional: 0, positive unconditional: 132668, negative: 667, negative conditional: 43, negative unconditional: 624, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133335, positive: 132668, positive conditional: 0, positive unconditional: 132668, negative: 667, negative conditional: 43, negative unconditional: 624, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5945, positive: 5921, positive conditional: 0, positive unconditional: 5921, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5945, positive: 5920, positive conditional: 0, positive unconditional: 5920, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 24, negative conditional: 10, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 78, negative conditional: 30, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 133335, positive: 126747, positive conditional: 0, positive unconditional: 126747, negative: 643, negative conditional: 33, negative unconditional: 610, unknown: 5945, unknown conditional: 10, unknown unconditional: 5935] , Statistics on independence cache: Total cache size (in pairs): 5945, Positive cache size: 5921, Positive conditional cache size: 0, Positive unconditional cache size: 5921, Negative cache size: 24, Negative conditional cache size: 10, Negative unconditional cache size: 14, Eliminated conditions: 413, Maximal queried relation: 4, Independence queries for same thread: 2795 - TimeoutResultAtElement [Line: 754]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 546 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 544 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 1034 locations, 4 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 thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 1034 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.5s, 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: t2Err0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 5 procedures, 1034 locations, 4 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: t2Err0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 5 procedures, 1034 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 654.9s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 13.3s, 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: 97, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 2686 NumberOfCodeBlocks, 2686 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 2680 ConstructedInterpolants, 0 QuantifiedInterpolants, 11691 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 134/142 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 [2022-10-21 14:15:09,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2022-10-21 14:15:09,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-10-21 14:15:09,420 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-10-21 14:15:09,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-10-21 14:15:09,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0