/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/chunk15/queue.line754.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-21 16:01:03,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-21 16:01:03,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-21 16:01:03,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-21 16:01:03,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-21 16:01:03,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-21 16:01:04,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-21 16:01:04,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-21 16:01:04,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-21 16:01:04,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-21 16:01:04,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-21 16:01:04,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-21 16:01:04,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-21 16:01:04,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-21 16:01:04,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-21 16:01:04,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-21 16:01:04,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-21 16:01:04,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2022-10-21 16:01:04,033 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-21 16:01:04,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-21 16:01:04,034 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-21 16:01:04,034 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-21 16:01:04,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-21 16:01:04,035 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-21 16:01:04,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-21 16:01:04,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-21 16:01:04,035 INFO L138 SettingsManager]: * Use SBE=true [2022-10-21 16:01:04,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-21 16:01:04,036 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-21 16:01:04,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-21 16:01:04,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-21 16:01:04,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-21 16:01:04,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-21 16:01:04,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-21 16:01:04,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-21 16:01:04,036 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-21 16:01:04,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-21 16:01:04,037 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-21 16:01:04,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-21 16:01:04,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-21 16:01:04,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-21 16:01:04,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-21 16:01:04,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-21 16:01:04,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-21 16:01:04,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-21 16:01:04,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-21 16:01:04,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-21 16:01:04,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-21 16:01:04,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-21 16:01:04,038 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-21 16:01:04,038 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-21 16:01:04,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-21 16:01:04,039 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-21 16:01:04,039 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-21 16:01:04,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-21 16:01:04,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-21 16:01:04,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-21 16:01:04,342 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-21 16:01:04,348 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-21 16:01:04,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk15/queue.line754.bpl [2022-10-21 16:01:04,350 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk15/queue.line754.bpl' [2022-10-21 16:01:04,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-21 16:01:04,434 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-21 16:01:04,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-21 16:01:04,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-21 16:01:04,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-21 16:01:04,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,482 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-21 16:01:04,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-21 16:01:04,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-21 16:01:04,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-21 16:01:04,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-21 16:01:04,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-21 16:01:04,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-21 16:01:04,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-21 16:01:04,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-21 16:01:04,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/1) ... [2022-10-21 16:01:04,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-21 16:01:04,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 16:01:04,605 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 16:01:04,645 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 16:01:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-21 16:01:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-21 16:01:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-21 16:01:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-21 16:01:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-21 16:01:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-21 16:01:04,668 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 16:01:04,813 INFO L234 CfgBuilder]: Building ICFG [2022-10-21 16:01:04,814 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-21 16:01:05,416 INFO L275 CfgBuilder]: Performing block encoding [2022-10-21 16:01:05,436 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-21 16:01:05,437 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-21 16:01:05,438 INFO L202 PluginConnector]: Adding new model queue.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 04:01:05 BoogieIcfgContainer [2022-10-21 16:01:05,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-21 16:01:05,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-21 16:01:05,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-21 16:01:05,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-21 16:01:05,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.10 04:01:04" (1/2) ... [2022-10-21 16:01:05,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da62863 and model type queue.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 04:01:05, skipping insertion in model container [2022-10-21 16:01:05,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 04:01:05" (2/2) ... [2022-10-21 16:01:05,448 INFO L112 eAbstractionObserver]: Analyzing ICFG queue.line754.bpl [2022-10-21 16:01:05,453 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-21 16:01:05,459 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-21 16:01:05,459 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-21 16:01:05,459 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-21 16:01:05,587 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-10-21 16:01:05,637 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 16:01:05,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 16:01:05,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 16:01:05,640 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 16:01:05,663 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 16:01:05,698 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 16:01:05,710 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-21 16:01:05,716 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;@272c359, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 16:01:05,716 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 16:01:06,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-21 16:01:06,091 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 16:01:06,093 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/4) [2022-10-21 16:01:06,103 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 16:01:06,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 16:01:06,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 16:01:06,105 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 16:01:06,106 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 16:01:06,109 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 16:01:06,109 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-21 16:01:06,110 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;@272c359, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 16:01:06,110 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 16:01:06,116 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-21 16:01:06,117 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 16:01:06,117 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2022-10-21 16:01:06,120 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 16:01:06,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 16:01:06,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 16:01:06,128 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 16:01:06,132 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 16:01:06,136 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 16:01:06,136 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONASSERT ======== [2022-10-21 16:01:06,137 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;@272c359, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 16:01:06,137 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 16:01:06,138 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-21 16:01:06,138 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-21 16:01:06,138 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-21 16:01:06,139 INFO L307 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONASSERT was SAFE (3/4) [2022-10-21 16:01:06,142 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 16:01:06,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-21 16:01:06,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-21 16:01:06,157 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 16:01:06,173 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-21 16:01:06,174 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONASSERT ======== [2022-10-21 16:01:06,174 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;@272c359, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-21 16:01:06,175 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-21 16:01:06,187 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 16:01:06,187 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 16:01:06,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 16:01:06,191 INFO L85 PathProgramCache]: Analyzing trace with hash -2008978879, now seen corresponding path program 1 times [2022-10-21 16:01:06,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 16:01:06,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585575450] [2022-10-21 16:01:06,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 16:01:06,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 16:01:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 16:01:06,746 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 16:01:06,747 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 16:01:06,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585575450] [2022-10-21 16:01:06,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585575450] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 16:01:06,748 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 16:01:06,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-21 16:01:06,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122768653] [2022-10-21 16:01:06,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 16:01:06,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-21 16:01:06,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 16:01:06,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-21 16:01:06,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-21 16:01:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 16:01:06,781 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 16:01:06,782 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 16:01:06,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 16:01:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 16:01:07,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-21 16:01:07,379 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 16:01:07,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 16:01:07,380 INFO L85 PathProgramCache]: Analyzing trace with hash -966391986, now seen corresponding path program 1 times [2022-10-21 16:01:07,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 16:01:07,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906757252] [2022-10-21 16:01:07,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 16:01:07,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 16:01:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 16:01:07,626 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 16:01:07,626 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 16:01:07,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906757252] [2022-10-21 16:01:07,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906757252] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-21 16:01:07,628 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-21 16:01:07,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2022-10-21 16:01:07,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98480850] [2022-10-21 16:01:07,628 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-21 16:01:07,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-21 16:01:07,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 16:01:07,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-21 16:01:07,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-21 16:01:07,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 16:01:07,633 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 16:01:07,633 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 16:01:07,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 16:01:07,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 16:01:08,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 16:01:08,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 16:01:08,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-21 16:01:08,095 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 16:01:08,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 16:01:08,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1666873612, now seen corresponding path program 2 times [2022-10-21 16:01:08,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 16:01:08,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193170528] [2022-10-21 16:01:08,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 16:01:08,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 16:01:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 16:01:08,238 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 16:01:08,239 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 16:01:08,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193170528] [2022-10-21 16:01:08,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193170528] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 16:01:08,243 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 16:01:08,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-21 16:01:08,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127662920] [2022-10-21 16:01:08,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 16:01:08,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-21 16:01:08,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 16:01:08,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-21 16:01:08,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-21 16:01:08,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 16:01:08,253 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 16:01:08,254 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 16:01:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 16:01:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 16:01:08,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 16:01:08,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 16:01:08,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 16:01:08,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 16:01:08,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-21 16:01:08,519 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 16:01:08,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 16:01:08,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1752113683, now seen corresponding path program 1 times [2022-10-21 16:01:08,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 16:01:08,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336267750] [2022-10-21 16:01:08,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 16:01:08,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 16:01:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-21 16:01:10,448 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 16:01:10,448 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-21 16:01:10,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336267750] [2022-10-21 16:01:10,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336267750] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-21 16:01:10,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-21 16:01:10,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2022-10-21 16:01:10,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361478058] [2022-10-21 16:01:10,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-21 16:01:10,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2022-10-21 16:01:10,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-21 16:01:10,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2022-10-21 16:01:10,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1665, Unknown=0, NotChecked=0, Total=1806 [2022-10-21 16:01:10,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-21 16:01:10,451 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-21 16:01:10,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 11.744186046511627) internal successors, (505), 43 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 16:01:10,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-21 16:01:10,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 16:01:10,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-21 16:01:10,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-21 16:01:16,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-21 16:01:16,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 16:01:16,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-21 16:01:16,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-10-21 16:01:16,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-21 16:01:16,900 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONASSERT === [t2Err0ASSERT_VIOLATIONASSERT] === [2022-10-21 16:01:16,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-21 16:01:16,901 INFO L85 PathProgramCache]: Analyzing trace with hash 936440765, now seen corresponding path program 1 times [2022-10-21 16:01:16,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-21 16:01:16,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887788526] [2022-10-21 16:01:16,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-21 16:01:16,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-21 16:01:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-10-21 16:12:35,873 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,877 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,878 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,878 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,879 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,880 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,880 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,881 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,882 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,883 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,883 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,889 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,889 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 16:12:35,889 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 16:12:35,889 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 16:12:35,889 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 16:12:35,889 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,889 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 16:12:35,890 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,891 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,891 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,892 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,893 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,894 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,894 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,895 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,896 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,896 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,897 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,897 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,898 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,899 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,899 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,900 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,900 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,901 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,902 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,902 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,903 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,903 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,904 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,904 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,905 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,906 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,906 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,907 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,907 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,908 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,909 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,909 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,910 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,910 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,912 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,915 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,916 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,916 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,917 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,918 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,918 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,919 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,919 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,920 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,920 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,921 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,921 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,921 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,921 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,921 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,923 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,924 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,924 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2022-10-21 16:12:35,927 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2Err0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-21 16:12:35,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-21 16:12:35,927 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 16:12:35,928 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2022-10-21 16:12:35,928 INFO L307 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONASSERT was TIMEOUT (4/4) [2022-10-21 16:12:35,930 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-21 16:12:35,930 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-21 16:12:35,933 INFO L202 PluginConnector]: Adding new model queue.line754.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 04:12:35 BasicIcfg [2022-10-21 16:12:35,933 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-21 16:12:35,933 INFO L158 Benchmark]: Toolchain (without parser) took 691498.90ms. Allocated memory was 177.2MB in the beginning and 3.3GB in the end (delta: 3.1GB). Free memory was 154.2MB in the beginning and 470.0MB in the end (delta: -315.8MB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. [2022-10-21 16:12:35,933 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 177.2MB. Free memory is still 158.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-21 16:12:35,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.28ms. Allocated memory is still 177.2MB. Free memory was 154.2MB in the beginning and 152.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-21 16:12:35,933 INFO L158 Benchmark]: Boogie Preprocessor took 67.16ms. Allocated memory is still 177.2MB. Free memory was 152.3MB in the beginning and 149.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-21 16:12:35,934 INFO L158 Benchmark]: RCFGBuilder took 885.61ms. Allocated memory is still 177.2MB. Free memory was 149.4MB in the beginning and 147.4MB in the end (delta: 2.0MB). Peak memory consumption was 30.8MB. Max. memory is 8.0GB. [2022-10-21 16:12:35,934 INFO L158 Benchmark]: TraceAbstraction took 690492.66ms. Allocated memory was 177.2MB in the beginning and 3.3GB in the end (delta: 3.1GB). Free memory was 146.8MB in the beginning and 470.0MB in the end (delta: -323.1MB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. [2022-10-21 16:12:35,934 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 0.14ms. Allocated memory is still 177.2MB. Free memory is still 158.1MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.28ms. Allocated memory is still 177.2MB. Free memory was 154.2MB in the beginning and 152.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 67.16ms. Allocated memory is still 177.2MB. Free memory was 152.3MB in the beginning and 149.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 885.61ms. Allocated memory is still 177.2MB. Free memory was 149.4MB in the beginning and 147.4MB in the end (delta: 2.0MB). Peak memory consumption was 30.8MB. Max. memory is 8.0GB. * TraceAbstraction took 690492.66ms. Allocated memory was 177.2MB in the beginning and 3.3GB in the end (delta: 3.1GB). Free memory was 146.8MB in the beginning and 470.0MB in the end (delta: -323.1MB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3863, positive: 3685, positive conditional: 3685, positive unconditional: 0, negative: 178, negative conditional: 178, 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: 64, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 64, negative conditional: 0, negative unconditional: 64, 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: 118 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, 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: 1 - 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: 88374, positive: 86555, positive conditional: 86555, positive unconditional: 0, negative: 1819, negative conditional: 1819, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 86699, positive: 86555, positive conditional: 86555, positive unconditional: 0, negative: 144, negative conditional: 144, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 86699, positive: 86555, positive conditional: 86555, positive unconditional: 0, negative: 144, negative conditional: 144, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 86941, positive: 86555, positive conditional: 0, positive unconditional: 86555, negative: 386, negative conditional: 242, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 86941, positive: 86555, positive conditional: 0, positive unconditional: 86555, negative: 386, negative conditional: 13, negative unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 86941, positive: 86555, positive conditional: 0, positive unconditional: 86555, negative: 386, negative conditional: 13, negative unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5900, positive: 5881, positive conditional: 0, positive unconditional: 5881, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5900, positive: 5880, positive conditional: 0, positive unconditional: 5880, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 43, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 42, negative conditional: 17, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 86941, positive: 80674, positive conditional: 0, positive unconditional: 80674, negative: 367, negative conditional: 8, negative unconditional: 359, unknown: 5900, unknown conditional: 5, unknown unconditional: 5895] , Statistics on independence cache: Total cache size (in pairs): 5900, Positive cache size: 5881, Positive conditional cache size: 0, Positive unconditional cache size: 5881, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 229, Maximal queried relation: 3, Independence queries for same thread: 1675 - 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: 0.4s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.4s, 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: 0.0s, 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 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: 689.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 7.8s, 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: 67, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1863 NumberOfCodeBlocks, 1863 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1859 ConstructedInterpolants, 0 QuantifiedInterpolants, 7319 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 91/99 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