/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/chunk26/divinefifo_1w1r.line471.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-24 14:09:53,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-24 14:09:53,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-24 14:09:53,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-24 14:09:53,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-24 14:09:53,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-24 14:09:53,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-24 14:09:53,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-24 14:09:53,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-24 14:09:53,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-24 14:09:53,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-24 14:09:53,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-24 14:09:53,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-24 14:09:53,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-24 14:09:53,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-24 14:09:53,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-24 14:09:53,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-24 14:09:53,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-24 14:09:53,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-24 14:09:53,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-24 14:09:53,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-24 14:09:53,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-24 14:09:53,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-24 14:09:53,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-24 14:09:53,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-24 14:09:53,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2022-10-24 14:09:53,994 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-24 14:09:53,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-24 14:09:53,996 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-24 14:09:53,997 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-24 14:09:53,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-24 14:09:53,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-24 14:09:53,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-24 14:09:53,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-24 14:09:53,999 INFO L138 SettingsManager]: * Use SBE=true [2022-10-24 14:09:53,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-24 14:09:54,000 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-24 14:09:54,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-24 14:09:54,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-24 14:09:54,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-24 14:09:54,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-24 14:09:54,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-24 14:09:54,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-24 14:09:54,001 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-24 14:09:54,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-24 14:09:54,001 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-24 14:09:54,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-24 14:09:54,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-24 14:09:54,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-24 14:09:54,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-24 14:09:54,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-24 14:09:54,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 14:09:54,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-24 14:09:54,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-24 14:09:54,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-24 14:09:54,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-24 14:09:54,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-24 14:09:54,002 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-24 14:09:54,003 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-24 14:09:54,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-24 14:09:54,003 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-24 14:09:54,003 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-24 14:09:54,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-24 14:09:54,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-24 14:09:54,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-24 14:09:54,290 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-24 14:09:54,291 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-24 14:09:54,293 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk26/divinefifo_1w1r.line471.bpl [2022-10-24 14:09:54,293 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk26/divinefifo_1w1r.line471.bpl' [2022-10-24 14:09:54,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-24 14:09:54,369 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-24 14:09:54,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-24 14:09:54,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-24 14:09:54,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-24 14:09:54,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,419 INFO L138 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-24 14:09:54,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-24 14:09:54,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-24 14:09:54,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-24 14:09:54,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-24 14:09:54,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-24 14:09:54,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-24 14:09:54,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-24 14:09:54,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-24 14:09:54,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/1) ... [2022-10-24 14:09:54,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 14:09:54,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 14:09:54,545 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) [2022-10-24 14:09:54,568 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 [2022-10-24 14:09:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-10-24 14:09:54,587 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-10-24 14:09:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-24 14:09:54,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-24 14:09:54,588 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-24 14:09:54,766 INFO L234 CfgBuilder]: Building ICFG [2022-10-24 14:09:54,767 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-24 14:09:55,639 INFO L275 CfgBuilder]: Performing block encoding [2022-10-24 14:09:55,663 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-24 14:09:55,663 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-24 14:09:55,666 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:09:55 BoogieIcfgContainer [2022-10-24 14:09:55,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-24 14:09:55,669 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-24 14:09:55,669 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-24 14:09:55,671 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-24 14:09:55,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:09:54" (1/2) ... [2022-10-24 14:09:55,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@561194a2 and model type divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:09:55, skipping insertion in model container [2022-10-24 14:09:55,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:09:55" (2/2) ... [2022-10-24 14:09:55,674 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.line471.bpl [2022-10-24 14:09:55,680 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-24 14:09:55,685 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-24 14:09:55,686 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-24 14:09:55,686 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-24 14:09:55,758 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-24 14:09:55,798 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 14:09:55,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 14:09:55,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 14:09:55,800 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) [2022-10-24 14:09:55,805 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 [2022-10-24 14:09:55,835 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-24 14:09:55,851 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == pusherErr0ASSERT_VIOLATIONASSERT ======== [2022-10-24 14:09:55,855 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;@3af50ab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 14:09:55,855 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 14:09:55,857 WARN L124 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2022-10-24 14:09:55,859 INFO L805 garLoopResultBuilder]: Registering result SAFE for location pusherErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-24 14:09:55,862 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-24 14:09:55,864 INFO L307 ceAbstractionStarter]: Result for error location pusherErr0ASSERT_VIOLATIONASSERT was SAFE (1/3) [2022-10-24 14:09:55,873 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 14:09:55,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 14:09:55,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 14:09:55,875 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) [2022-10-24 14:09:55,876 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 [2022-10-24 14:09:55,878 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-24 14:09:55,879 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-24 14:09:55,879 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;@3af50ab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 14:09:55,879 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 14:09:55,925 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-24 14:09:55,928 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-24 14:09:55,928 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/3) [2022-10-24 14:09:55,937 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 14:09:55,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 14:09:55,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 14:09:55,940 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) [2022-10-24 14:09:55,941 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 [2022-10-24 14:09:55,945 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-24 14:09:55,945 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == pusherErr0ASSERT_VIOLATIONASSERT ======== [2022-10-24 14:09:55,946 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;@3af50ab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 14:09:55,946 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 14:09:56,006 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting pusherErr0ASSERT_VIOLATIONASSERT === [pusherErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 14:09:56,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 14:09:56,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1113536118, now seen corresponding path program 1 times [2022-10-24 14:09:56,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 14:09:56,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138398741] [2022-10-24 14:09:56,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 14:09:56,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 14:09:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 14:09:56,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 14:09:56,397 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 14:09:56,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138398741] [2022-10-24 14:09:56,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138398741] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 14:09:56,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 14:09:56,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-24 14:09:56,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594664237] [2022-10-24 14:09:56,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 14:09:56,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-24 14:09:56,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 14:09:56,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-24 14:09:56,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-24 14:09:56,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:09:56,447 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 14:09:56,448 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 192.5) internal successors, (385), 2 states have internal predecessors, (385), 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) [2022-10-24 14:09:56,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:09:56,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:09:56,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-24 14:09:56,491 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting pusherErr0ASSERT_VIOLATIONASSERT === [pusherErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 14:09:56,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 14:09:56,492 INFO L85 PathProgramCache]: Analyzing trace with hash -902290630, now seen corresponding path program 1 times [2022-10-24 14:09:56,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 14:09:56,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342196367] [2022-10-24 14:09:56,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 14:09:56,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 14:09:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 14:09:56,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 14:09:56,747 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 14:09:56,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342196367] [2022-10-24 14:09:56,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342196367] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 14:09:56,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 14:09:56,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-24 14:09:56,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788117639] [2022-10-24 14:09:56,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 14:09:56,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-24 14:09:56,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 14:09:56,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-24 14:09:56,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-24 14:09:56,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:09:56,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 14:09:56,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 76.8) internal successors, (384), 6 states have internal predecessors, (384), 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) [2022-10-24 14:09:56,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:09:56,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:09:58,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:09:58,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-24 14:09:58,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-24 14:09:58,892 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting pusherErr0ASSERT_VIOLATIONASSERT === [pusherErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 14:09:58,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 14:09:58,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1693355694, now seen corresponding path program 1 times [2022-10-24 14:09:58,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 14:09:58,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813514843] [2022-10-24 14:09:58,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 14:09:58,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 14:09:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 14:10:01,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8958 backedges. 0 proven. 5248 refuted. 0 times theorem prover too weak. 3710 trivial. 0 not checked. [2022-10-24 14:10:01,331 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 14:10:01,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813514843] [2022-10-24 14:10:01,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813514843] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 14:10:01,332 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 14:10:01,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2022-10-24 14:10:01,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211796843] [2022-10-24 14:10:01,332 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 14:10:01,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-24 14:10:01,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 14:10:01,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-24 14:10:01,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-10-24 14:10:01,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:10:01,337 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 14:10:01,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 113.75) internal successors, (1365), 13 states have internal predecessors, (1365), 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) [2022-10-24 14:10:01,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:10:01,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-24 14:10:01,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:10:07,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:10:07,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-24 14:10:07,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-10-24 14:10:07,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-24 14:10:07,853 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting pusherErr0ASSERT_VIOLATIONASSERT === [pusherErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 14:10:07,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 14:10:07,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1273133809, now seen corresponding path program 1 times [2022-10-24 14:10:07,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 14:10:07,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039388827] [2022-10-24 14:10:07,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 14:10:07,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 14:10:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 14:10:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 63917 backedges. 59840 proven. 4058 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-24 14:10:20,543 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 14:10:20,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039388827] [2022-10-24 14:10:20,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039388827] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 14:10:20,544 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 14:10:20,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2022-10-24 14:10:20,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593219716] [2022-10-24 14:10:20,544 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 14:10:20,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-10-24 14:10:20,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 14:10:20,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-10-24 14:10:20,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=408, Invalid=462, Unknown=0, NotChecked=0, Total=870 [2022-10-24 14:10:20,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:10:20,549 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 14:10:20,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 234.5) internal successors, (7035), 30 states have internal predecessors, (7035), 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) [2022-10-24 14:10:20,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:10:20,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-24 14:10:20,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-10-24 14:10:20,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:10:21,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:10:21,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-24 14:10:21,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-10-24 14:10:21,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-24 14:10:21,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-24 14:10:21,378 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting pusherErr0ASSERT_VIOLATIONASSERT === [pusherErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 14:10:21,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 14:10:21,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1335978007, now seen corresponding path program 1 times [2022-10-24 14:10:21,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 14:10:21,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417679787] [2022-10-24 14:10:21,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 14:10:21,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 14:10:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 14:12:29,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3285 backedges. 115 proven. 3118 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-24 14:12:29,597 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 14:12:29,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417679787] [2022-10-24 14:12:29,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417679787] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 14:12:29,598 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 14:12:29,598 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [399] total 399 [2022-10-24 14:12:29,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158684165] [2022-10-24 14:12:29,598 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 14:12:29,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 399 states [2022-10-24 14:12:29,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 14:12:29,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 399 interpolants. [2022-10-24 14:12:29,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2149, Invalid=156653, Unknown=0, NotChecked=0, Total=158802 [2022-10-24 14:12:29,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:12:29,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 14:12:29,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 399 states, 399 states have (on average 3.8421052631578947) internal successors, (1533), 399 states have internal predecessors, (1533), 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) [2022-10-24 14:12:29,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 14:12:29,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-10-24 14:12:29,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-10-24 14:12:29,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-24 14:12:29,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-24 14:22:51,995 WARN L249 SmtUtils]: Removed 60 from assertion stack [2022-10-24 14:22:51,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-24 14:22:51,995 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 684 for 1600ms.. [2022-10-24 14:22:51,996 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location pusherErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-24 14:22:51,997 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-10-24 14:22:51,997 INFO L307 ceAbstractionStarter]: Result for error location pusherErr0ASSERT_VIOLATIONASSERT was TIMEOUT (3/3) [2022-10-24 14:22:51,998 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-24 14:22:51,999 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-24 14:22:52,001 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line471.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:22:52 BasicIcfg [2022-10-24 14:22:52,001 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-24 14:22:52,001 INFO L158 Benchmark]: Toolchain (without parser) took 777632.73ms. Allocated memory was 211.8MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 185.7MB in the beginning and 5.7GB in the end (delta: -5.5GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2022-10-24 14:22:52,001 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 211.8MB. Free memory is still 191.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-24 14:22:52,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.87ms. Allocated memory is still 211.8MB. Free memory was 185.7MB in the beginning and 182.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-24 14:22:52,002 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 [2022-10-24 14:22:52,003 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 [2022-10-24 14:22:52,003 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 [2022-10-24 14:22:52,002 INFO L158 Benchmark]: Boogie Preprocessor took 102.75ms. Allocated memory is still 211.8MB. Free memory was 182.6MB in the beginning and 177.3MB in the end (delta: 5.3MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-10-24 14:22:52,003 INFO L158 Benchmark]: RCFGBuilder took 1142.04ms. Allocated memory is still 211.8MB. Free memory was 177.0MB in the beginning and 185.6MB in the end (delta: -8.6MB). Peak memory consumption was 82.2MB. Max. memory is 8.0GB. [2022-10-24 14:22:52,004 INFO L158 Benchmark]: TraceAbstraction took 776332.32ms. Allocated memory was 211.8MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 184.5MB in the beginning and 5.7GB in the end (delta: -5.5GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2022-10-24 14:22:52,004 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 0.12ms. Allocated memory is still 211.8MB. Free memory is still 191.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.87ms. Allocated memory is still 211.8MB. Free memory was 185.7MB in the beginning and 182.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 102.75ms. Allocated memory is still 211.8MB. Free memory was 182.6MB in the beginning and 177.3MB in the end (delta: 5.3MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1142.04ms. Allocated memory is still 211.8MB. Free memory was 177.0MB in the beginning and 185.6MB in the end (delta: -8.6MB). Peak memory consumption was 82.2MB. Max. memory is 8.0GB. * TraceAbstraction took 776332.32ms. Allocated memory was 211.8MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 184.5MB in the beginning and 5.7GB in the end (delta: -5.5GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 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: 188844, positive: 183319, positive conditional: 183319, positive unconditional: 0, negative: 5525, negative conditional: 5525, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 183818, positive: 183319, positive conditional: 183319, positive unconditional: 0, negative: 499, negative conditional: 499, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 183818, positive: 183319, positive conditional: 183319, positive unconditional: 0, negative: 499, negative conditional: 499, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 184965, positive: 183319, positive conditional: 10, positive unconditional: 183309, negative: 1646, negative conditional: 1137, negative unconditional: 509, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 184965, positive: 183319, positive conditional: 10, positive unconditional: 183309, negative: 1646, negative conditional: 98, negative unconditional: 1548, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 184965, positive: 183319, positive conditional: 10, positive unconditional: 183309, negative: 1646, negative conditional: 98, negative unconditional: 1548, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33505, positive: 33265, positive conditional: 9, positive unconditional: 33256, negative: 240, negative conditional: 66, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33505, positive: 33256, positive conditional: 0, positive unconditional: 33256, negative: 249, negative conditional: 0, negative unconditional: 249, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 249, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 240, negative conditional: 66, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 297, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 290, negative conditional: 98, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 184965, positive: 150054, positive conditional: 1, positive unconditional: 150053, negative: 1406, negative conditional: 32, negative unconditional: 1374, unknown: 33505, unknown conditional: 75, unknown unconditional: 33430] , Statistics on independence cache: Total cache size (in pairs): 33505, Positive cache size: 33265, Positive conditional cache size: 9, Positive unconditional cache size: 33256, Negative cache size: 240, Negative conditional cache size: 66, Negative unconditional cache size: 174, Eliminated conditions: 1039, Maximal queried relation: 3, Independence queries for same thread: 5026 - TimeoutResultAtElement [Line: 471]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 684 for 1600ms.. - StatisticsResult: Ultimate Automizer benchmark data for error location: pusherErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 3 procedures, 1440 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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: pusherErr0ASSERT_VIOLATIONASSERT with 2 thread instances CFG has 3 procedures, 1440 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 776.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 632.0s, 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: 428, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 8.3s SatisfiabilityAnalysisTime, 134.9s InterpolantComputationTime, 12453 NumberOfCodeBlocks, 12453 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 12448 ConstructedInterpolants, 0 QuantifiedInterpolants, 181154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 63736/76160 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 3 procedures, 1440 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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 RESULT: Ultimate could not prove your program: Timeout [2022-10-24 14:22:52,010 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 Completed graceful shutdown