/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-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk07/safe014_rmo.oepc.line960.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-20 15:10:10,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-20 15:10:10,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-20 15:10:10,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-20 15:10:10,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-20 15:10:10,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-20 15:10:10,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-20 15:10:10,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-20 15:10:10,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-20 15:10:10,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-20 15:10:10,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-20 15:10:10,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-20 15:10:10,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-20 15:10:10,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-20 15:10:10,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-20 15:10:10,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-20 15:10:10,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-20 15:10:10,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-20 15:10:10,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-20 15:10:10,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-20 15:10:10,918 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-20 15:10:10,946 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-20 15:10:10,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-20 15:10:10,946 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-20 15:10:10,946 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-20 15:10:10,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-20 15:10:10,947 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-20 15:10:10,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-20 15:10:10,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-20 15:10:10,950 INFO L138 SettingsManager]: * Use SBE=true [2022-10-20 15:10:10,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-20 15:10:10,950 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-20 15:10:10,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-20 15:10:10,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-20 15:10:10,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-20 15:10:10,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-20 15:10:10,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-20 15:10:10,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-20 15:10:10,951 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-20 15:10:10,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-20 15:10:10,951 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-20 15:10:10,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-20 15:10:10,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-20 15:10:10,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-20 15:10:10,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-20 15:10:10,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-20 15:10:10,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 15:10:10,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-20 15:10:10,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-20 15:10:10,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-20 15:10:10,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-20 15:10:10,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-20 15:10:10,953 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-20 15:10:10,953 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-20 15:10:10,953 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-20 15:10:10,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-20 15:10:10,953 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-20 15:10:10,953 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-20 15:10:10,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-20 15:10:10,954 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-20 15:10:11,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-20 15:10:11,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-20 15:10:11,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-20 15:10:11,298 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-20 15:10:11,300 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-20 15:10:11,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk07/safe014_rmo.oepc.line960.bpl [2022-10-20 15:10:11,302 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk07/safe014_rmo.oepc.line960.bpl' [2022-10-20 15:10:11,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-20 15:10:11,356 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-20 15:10:11,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-20 15:10:11,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-20 15:10:11,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-20 15:10:11,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,407 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-20 15:10:11,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-20 15:10:11,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-20 15:10:11,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-20 15:10:11,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-20 15:10:11,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-20 15:10:11,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-20 15:10:11,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-20 15:10:11,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-20 15:10:11,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/1) ... [2022-10-20 15:10:11,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 15:10:11,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 15:10:11,515 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) [2022-10-20 15:10:11,526 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 [2022-10-20 15:10:11,554 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-20 15:10:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-20 15:10:11,555 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-20 15:10:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-20 15:10:11,555 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-20 15:10:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-20 15:10:11,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-20 15:10:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-20 15:10:11,557 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-20 15:10:11,711 INFO L234 CfgBuilder]: Building ICFG [2022-10-20 15:10:11,712 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-20 15:10:12,446 INFO L275 CfgBuilder]: Performing block encoding [2022-10-20 15:10:12,472 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-20 15:10:12,473 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-20 15:10:12,475 INFO L202 PluginConnector]: Adding new model safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:10:12 BoogieIcfgContainer [2022-10-20 15:10:12,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-20 15:10:12,478 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-20 15:10:12,478 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-20 15:10:12,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-20 15:10:12,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 03:10:11" (1/2) ... [2022-10-20 15:10:12,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b3dc6de and model type safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 03:10:12, skipping insertion in model container [2022-10-20 15:10:12,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 03:10:12" (2/2) ... [2022-10-20 15:10:12,488 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_rmo.oepc.line960.bpl [2022-10-20 15:10:12,495 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-20 15:10:12,504 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-20 15:10:12,504 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-20 15:10:12,504 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-20 15:10:12,665 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-20 15:10:12,730 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 15:10:12,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 15:10:12,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 15:10:12,739 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) [2022-10-20 15:10:12,748 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 [2022-10-20 15:10:12,786 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 15:10:12,793 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-20 15:10:12,798 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;@d8ac4aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 15:10:12,799 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 15:10:13,067 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:10:13,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:10:13,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1150838738, now seen corresponding path program 1 times [2022-10-20 15:10:13,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:10:13,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582895114] [2022-10-20 15:10:13,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:10:13,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:10:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:10:13,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:10:13,424 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:10:13,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582895114] [2022-10-20 15:10:13,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582895114] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:10:13,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:10:13,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-20 15:10:13,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938699414] [2022-10-20 15:10:13,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:10:13,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-20 15:10:13,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:10:13,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-20 15:10:13,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-20 15:10:13,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:13,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:10:13,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 105.0) internal successors, (210), 2 states have internal predecessors, (210), 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) [2022-10-20 15:10:13,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:29,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:29,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-20 15:10:29,183 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:10:29,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:10:29,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1176546699, now seen corresponding path program 1 times [2022-10-20 15:10:29,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:10:29,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554773132] [2022-10-20 15:10:29,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:10:29,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:10:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:10:29,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:10:29,854 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:10:29,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554773132] [2022-10-20 15:10:29,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554773132] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:10:29,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:10:29,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 15:10:29,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702493474] [2022-10-20 15:10:29,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:10:29,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 15:10:29,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:10:29,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 15:10:29,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 15:10:29,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:29,860 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:10:29,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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) [2022-10-20 15:10:29,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:29,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:37,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:37,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:37,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-20 15:10:37,870 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:10:37,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:10:37,871 INFO L85 PathProgramCache]: Analyzing trace with hash -414495282, now seen corresponding path program 1 times [2022-10-20 15:10:37,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:10:37,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223614064] [2022-10-20 15:10:37,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:10:37,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:10:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:10:38,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:10:38,053 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:10:38,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223614064] [2022-10-20 15:10:38,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223614064] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:10:38,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:10:38,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 15:10:38,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943356816] [2022-10-20 15:10:38,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:10:38,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 15:10:38,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:10:38,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 15:10:38,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 15:10:38,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:38,057 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:10:38,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2022-10-20 15:10:38,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:38,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:38,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:44,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:44,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:44,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:44,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-20 15:10:44,528 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:10:44,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:10:44,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1030804890, now seen corresponding path program 1 times [2022-10-20 15:10:44,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:10:44,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639678686] [2022-10-20 15:10:44,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:10:44,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:10:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:10:44,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:10:44,685 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:10:44,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639678686] [2022-10-20 15:10:44,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639678686] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:10:44,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:10:44,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 15:10:44,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348370740] [2022-10-20 15:10:44,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:10:44,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 15:10:44,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:10:44,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 15:10:44,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 15:10:44,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:44,700 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:10:44,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2022-10-20 15:10:44,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:44,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:44,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:44,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:51,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:51,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:51,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:51,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:51,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-20 15:10:51,401 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:10:51,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:10:51,402 INFO L85 PathProgramCache]: Analyzing trace with hash -852725138, now seen corresponding path program 1 times [2022-10-20 15:10:51,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:10:51,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535583869] [2022-10-20 15:10:51,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:10:51,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:10:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:10:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:10:51,518 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:10:51,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535583869] [2022-10-20 15:10:51,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535583869] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:10:51,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:10:51,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 15:10:51,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566510845] [2022-10-20 15:10:51,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:10:51,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 15:10:51,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:10:51,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 15:10:51,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 15:10:51,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:51,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:10:51,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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) [2022-10-20 15:10:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:58,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-20 15:10:58,195 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:10:58,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:10:58,196 INFO L85 PathProgramCache]: Analyzing trace with hash -86735615, now seen corresponding path program 1 times [2022-10-20 15:10:58,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:10:58,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915725439] [2022-10-20 15:10:58,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:10:58,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:10:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:10:58,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:10:58,547 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:10:58,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915725439] [2022-10-20 15:10:58,547 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915725439] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:10:58,547 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:10:58,547 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 15:10:58,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452202427] [2022-10-20 15:10:58,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:10:58,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 15:10:58,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:10:58,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 15:10:58,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 15:10:58,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:58,549 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:10:58,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 73.75) internal successors, (295), 4 states have internal predecessors, (295), 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) [2022-10-20 15:10:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:10:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:10:58,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:06,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:06,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:06,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:06,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:06,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:06,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:11:06,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-20 15:11:06,209 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:11:06,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:11:06,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1580822719, now seen corresponding path program 2 times [2022-10-20 15:11:06,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:11:06,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508290676] [2022-10-20 15:11:06,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:11:06,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:11:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:11:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:11:06,482 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:11:06,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508290676] [2022-10-20 15:11:06,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508290676] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:11:06,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:11:06,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 15:11:06,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920257317] [2022-10-20 15:11:06,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:11:06,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 15:11:06,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:11:06,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 15:11:06,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-20 15:11:06,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:06,490 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:11:06,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 73.75) internal successors, (295), 4 states have internal predecessors, (295), 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) [2022-10-20 15:11:06,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:06,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:06,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:06,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:06,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:06,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:11:06,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:13,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:11:13,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 15:11:13,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-20 15:11:13,771 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:11:13,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:11:13,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1262335148, now seen corresponding path program 1 times [2022-10-20 15:11:13,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:11:13,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297733655] [2022-10-20 15:11:13,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:11:13,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:11:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:11:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:11:13,973 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:11:13,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297733655] [2022-10-20 15:11:13,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297733655] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:11:13,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:11:13,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-20 15:11:13,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549044765] [2022-10-20 15:11:13,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:11:13,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-20 15:11:13,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:11:13,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-20 15:11:13,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-20 15:11:13,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:13,975 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:11:13,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 59.0) internal successors, (295), 5 states have internal predecessors, (295), 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) [2022-10-20 15:11:13,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:13,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:13,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:13,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:13,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:13,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:11:13,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 15:11:13,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:21,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:11:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 15:11:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:11:21,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-20 15:11:21,219 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:11:21,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:11:21,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1819288473, now seen corresponding path program 1 times [2022-10-20 15:11:21,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:11:21,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296732538] [2022-10-20 15:11:21,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:11:21,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:11:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:11:21,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:11:21,346 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:11:21,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296732538] [2022-10-20 15:11:21,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296732538] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:11:21,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:11:21,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 15:11:21,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818607268] [2022-10-20 15:11:21,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:11:21,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 15:11:21,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:11:21,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 15:11:21,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-20 15:11:21,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:21,349 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:11:21,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 49.166666666666664) internal successors, (295), 6 states have internal predecessors, (295), 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) [2022-10-20 15:11:21,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:11:21,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:11:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:11:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 15:11:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:11:21,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:14:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:14:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:14:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:14:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:14:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:14:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:14:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 15:14:58,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:14:58,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-20 15:14:58,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-20 15:14:58,779 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 15:14:58,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 15:14:58,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1216359516, now seen corresponding path program 1 times [2022-10-20 15:14:58,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 15:14:58,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801674595] [2022-10-20 15:14:58,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 15:14:58,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 15:14:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 15:14:59,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 15:14:59,148 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 15:14:59,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801674595] [2022-10-20 15:14:59,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801674595] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 15:14:59,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 15:14:59,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 15:14:59,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418870087] [2022-10-20 15:14:59,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 15:14:59,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 15:14:59,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 15:14:59,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 15:14:59,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-10-20 15:14:59,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:14:59,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 15:14:59,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 55.5) internal successors, (333), 6 states have internal predecessors, (333), 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) [2022-10-20 15:14:59,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 15:14:59,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:14:59,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:14:59,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:14:59,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 15:14:59,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:14:59,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 15:14:59,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 15:14:59,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-20 15:14:59,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-20 15:18:19,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-20 15:18:19,803 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-20 15:18:19,805 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-20 15:18:19,809 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-20 15:18:19,811 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/4) [2022-10-20 15:18:19,812 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-20 15:18:19,813 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-20 15:18:19,816 INFO L202 PluginConnector]: Adding new model safe014_rmo.oepc.line960.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 03:18:19 BasicIcfg [2022-10-20 15:18:19,816 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-20 15:18:19,817 INFO L158 Benchmark]: Toolchain (without parser) took 488460.78ms. Allocated memory was 186.6MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 164.2MB in the beginning and 2.9GB in the end (delta: -2.7GB). Peak memory consumption was 5.5GB. Max. memory is 8.0GB. [2022-10-20 15:18:19,817 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.61ms. Allocated memory is still 186.6MB. Free memory is still 167.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-20 15:18:19,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.28ms. Allocated memory is still 186.6MB. Free memory was 164.2MB in the beginning and 162.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-20 15:18:19,818 INFO L158 Benchmark]: Boogie Preprocessor took 75.03ms. Allocated memory is still 186.6MB. Free memory was 161.9MB in the beginning and 159.4MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-20 15:18:19,818 INFO L158 Benchmark]: RCFGBuilder took 989.46ms. Allocated memory is still 186.6MB. Free memory was 159.4MB in the beginning and 158.5MB in the end (delta: 866.9kB). Peak memory consumption was 30.6MB. Max. memory is 8.0GB. [2022-10-20 15:18:19,818 INFO L158 Benchmark]: TraceAbstraction took 487338.73ms. Allocated memory was 186.6MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 157.5MB in the beginning and 2.9GB in the end (delta: -2.7GB). Peak memory consumption was 5.5GB. Max. memory is 8.0GB. [2022-10-20 15:18:19,819 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 0.61ms. Allocated memory is still 186.6MB. Free memory is still 167.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.28ms. Allocated memory is still 186.6MB. Free memory was 164.2MB in the beginning and 162.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 75.03ms. Allocated memory is still 186.6MB. Free memory was 161.9MB in the beginning and 159.4MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 989.46ms. Allocated memory is still 186.6MB. Free memory was 159.4MB in the beginning and 158.5MB in the end (delta: 866.9kB). Peak memory consumption was 30.6MB. Max. memory is 8.0GB. * TraceAbstraction took 487338.73ms. Allocated memory was 186.6MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 157.5MB in the beginning and 2.9GB in the end (delta: -2.7GB). Peak memory consumption was 5.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 470, positive: 464, positive conditional: 464, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 273, Positive cache size: 273, Positive conditional cache size: 0, Positive unconditional cache size: 273, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 6, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1287083, positive: 1253131, positive conditional: 1253131, positive unconditional: 0, negative: 33952, negative conditional: 33952, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 22111, Positive cache size: 22035, Positive conditional cache size: 0, Positive unconditional cache size: 22035, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Independence queries for same thread: 32072, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1181660, positive: 1149827, positive conditional: 1149827, positive unconditional: 0, negative: 31833, negative conditional: 31833, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 27119, Positive cache size: 26994, Positive conditional cache size: 0, Positive unconditional cache size: 26994, Negative cache size: 125, Negative conditional cache size: 0, Negative unconditional cache size: 125, Independence queries for same thread: 62180, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1181660, positive: 1149827, positive conditional: 1149827, positive unconditional: 0, negative: 31833, negative conditional: 31833, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 27155, Positive cache size: 27030, Positive conditional cache size: 0, Positive unconditional cache size: 27030, Negative cache size: 125, Negative conditional cache size: 0, Negative unconditional cache size: 125, Independence queries for same thread: 92288, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1166407, positive: 1134712, positive conditional: 1134712, positive unconditional: 0, negative: 31695, negative conditional: 31695, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 30485, Positive cache size: 30321, Positive conditional cache size: 0, Positive unconditional cache size: 30321, Negative cache size: 164, Negative conditional cache size: 0, Negative unconditional cache size: 164, Independence queries for same thread: 122235, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1167129, positive: 1135425, positive conditional: 1135425, positive unconditional: 0, negative: 31704, negative conditional: 31704, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 30765, Positive cache size: 30599, Positive conditional cache size: 0, Positive unconditional cache size: 30599, Negative cache size: 166, Negative conditional cache size: 0, Negative unconditional cache size: 166, Independence queries for same thread: 152189, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1167124, positive: 1135417, positive conditional: 1135417, positive unconditional: 0, negative: 31707, negative conditional: 31707, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 30913, Positive cache size: 30745, Positive conditional cache size: 0, Positive unconditional cache size: 30745, Negative cache size: 168, Negative conditional cache size: 0, Negative unconditional cache size: 168, Independence queries for same thread: 182144, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1167123, positive: 1135419, positive conditional: 1135419, positive unconditional: 0, negative: 31704, negative conditional: 31704, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 30919, Positive cache size: 30751, Positive conditional cache size: 0, Positive unconditional cache size: 30751, Negative cache size: 168, Negative conditional cache size: 0, Negative unconditional cache size: 168, Independence queries for same thread: 212098, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1167123, positive: 1135419, positive conditional: 1135419, positive unconditional: 0, negative: 31704, negative conditional: 31704, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 30931, Positive cache size: 30763, Positive conditional cache size: 0, Positive unconditional cache size: 30763, Negative cache size: 168, Negative conditional cache size: 0, Negative unconditional cache size: 168, Independence queries for same thread: 242052, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 9795900, positive: 9539796, positive conditional: 9539796, positive unconditional: 0, negative: 256104, negative conditional: 256104, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 34069, Positive cache size: 33897, Positive conditional cache size: 0, Positive unconditional cache size: 33897, Negative cache size: 172, Negative conditional cache size: 0, Negative unconditional cache size: 172, Independence queries for same thread: 482446, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 14605335, positive: 14223579, positive conditional: 14223579, positive unconditional: 0, negative: 381756, negative conditional: 381756, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33887014, positive: 32993016, positive conditional: 32993016, positive unconditional: 0, negative: 893998, negative conditional: 893998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 33047029, positive: 32993016, positive conditional: 0, positive unconditional: 32993016, negative: 54013, negative conditional: 0, negative unconditional: 54013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 34503, positive: 34319, positive conditional: 0, positive unconditional: 34319, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 33047029, positive: 32958697, positive conditional: 0, positive unconditional: 32958697, negative: 53829, negative conditional: 0, negative unconditional: 53829, unknown: 34503, unknown conditional: 0, unknown unconditional: 34503] , Statistics on independence cache: Total cache size (in pairs): 34503, Positive cache size: 34319, Positive conditional cache size: 0, Positive unconditional cache size: 34319, Negative cache size: 184, Negative conditional cache size: 0, Negative unconditional cache size: 184, Independence queries for same thread: 839985, Statistics for Abstraction: - TimeoutResultAtElement [Line: 960]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 7 procedures, 825 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 487.1s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 484.0s, 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: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2573 NumberOfCodeBlocks, 2573 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2563 ConstructedInterpolants, 0 QuantifiedInterpolants, 7377 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 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 [2022-10-20 15:18:19,829 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 [2022-10-20 15:18:19,829 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown