/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/chunk08/safe009_rmo.oepc.line1093.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-20 18:53:14,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-20 18:53:14,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-20 18:53:14,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-20 18:53:14,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-20 18:53:14,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-20 18:53:14,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-20 18:53:14,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-20 18:53:14,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-20 18:53:14,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-20 18:53:14,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-20 18:53:14,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-20 18:53:14,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-20 18:53:14,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-20 18:53:14,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-20 18:53:14,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-20 18:53:14,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-20 18:53:14,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-20 18:53:14,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-20 18:53:14,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-20 18:53:14,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-20 18:53:14,995 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-20 18:53:14,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-20 18:53:14,996 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-20 18:53:14,996 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-20 18:53:14,997 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-20 18:53:14,997 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-20 18:53:14,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-20 18:53:14,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-20 18:53:14,999 INFO L138 SettingsManager]: * Use SBE=true [2022-10-20 18:53:14,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-20 18:53:15,000 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-20 18:53:15,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-20 18:53:15,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-20 18:53:15,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-20 18:53:15,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-20 18:53:15,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-20 18:53:15,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-20 18:53:15,000 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-20 18:53:15,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-20 18:53:15,001 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-20 18:53:15,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-20 18:53:15,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-20 18:53:15,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-20 18:53:15,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-20 18:53:15,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-20 18:53:15,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 18:53:15,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-20 18:53:15,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-20 18:53:15,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-20 18:53:15,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-20 18:53:15,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-20 18:53:15,002 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-20 18:53:15,002 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-20 18:53:15,002 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-20 18:53:15,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-20 18:53:15,003 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-20 18:53:15,003 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-20 18:53:15,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-20 18:53:15,003 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-20 18:53:15,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-20 18:53:15,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-20 18:53:15,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-20 18:53:15,324 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-20 18:53:15,325 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-20 18:53:15,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk08/safe009_rmo.oepc.line1093.bpl [2022-10-20 18:53:15,327 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk08/safe009_rmo.oepc.line1093.bpl' [2022-10-20 18:53:15,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-20 18:53:15,388 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-20 18:53:15,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-20 18:53:15,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-20 18:53:15,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-20 18:53:15,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,438 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-20 18:53:15,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-20 18:53:15,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-20 18:53:15,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-20 18:53:15,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-20 18:53:15,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-20 18:53:15,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-20 18:53:15,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-20 18:53:15,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-20 18:53:15,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/1) ... [2022-10-20 18:53:15,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 18:53:15,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 18:53:15,562 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 18:53:15,602 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 18:53:15,625 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-20 18:53:15,626 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-20 18:53:15,626 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-20 18:53:15,626 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-20 18:53:15,626 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-20 18:53:15,626 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-20 18:53:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-20 18:53:15,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-20 18:53:15,628 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 18:53:15,814 INFO L234 CfgBuilder]: Building ICFG [2022-10-20 18:53:15,815 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-20 18:53:16,571 INFO L275 CfgBuilder]: Performing block encoding [2022-10-20 18:53:16,595 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-20 18:53:16,596 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-20 18:53:16,598 INFO L202 PluginConnector]: Adding new model safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:53:16 BoogieIcfgContainer [2022-10-20 18:53:16,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-20 18:53:16,599 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-20 18:53:16,599 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-20 18:53:16,601 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-20 18:53:16,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:53:15" (1/2) ... [2022-10-20 18:53:16,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf62999 and model type safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:53:16, skipping insertion in model container [2022-10-20 18:53:16,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:53:16" (2/2) ... [2022-10-20 18:53:16,603 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_rmo.oepc.line1093.bpl [2022-10-20 18:53:16,609 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-20 18:53:16,616 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-20 18:53:16,616 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-20 18:53:16,616 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-20 18:53:16,737 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-20 18:53:16,793 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 18:53:16,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 18:53:16,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 18:53:16,795 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 18:53:16,818 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 18:53:16,831 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 18:53:16,837 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-20 18:53:16,842 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;@3b70474c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 18:53:16,842 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 18:53:17,126 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:53:17,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:53:17,141 INFO L85 PathProgramCache]: Analyzing trace with hash -364444280, now seen corresponding path program 1 times [2022-10-20 18:53:17,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:53:17,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123204182] [2022-10-20 18:53:17,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:53:17,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:53:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:53:17,406 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 18:53:17,447 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:53:17,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123204182] [2022-10-20 18:53:17,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123204182] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:53:17,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:53:17,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-20 18:53:17,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427824255] [2022-10-20 18:53:17,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:53:17,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-20 18:53:17,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:53:17,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-20 18:53:17,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-20 18:53:17,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:53:17,493 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:53:17,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 115.5) internal successors, (231), 2 states have internal predecessors, (231), 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 18:53:17,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:54:23,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:54:23,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-20 18:54:23,519 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:54:23,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:54:23,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1016282749, now seen corresponding path program 1 times [2022-10-20 18:54:23,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:54:23,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008903311] [2022-10-20 18:54:23,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:54:23,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:54:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:54:23,787 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 18:54:23,787 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:54:23,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008903311] [2022-10-20 18:54:23,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008903311] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:54:23,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:54:23,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 18:54:23,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085948878] [2022-10-20 18:54:23,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:54:23,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 18:54:23,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:54:23,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 18:54:23,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 18:54:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:54:23,795 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:54:23,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 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 18:54:23,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:54:23,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:54:58,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:54:58,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:54:58,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-20 18:54:58,548 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:54:58,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:54:58,549 INFO L85 PathProgramCache]: Analyzing trace with hash -223442949, now seen corresponding path program 1 times [2022-10-20 18:54:58,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:54:58,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054668077] [2022-10-20 18:54:58,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:54:58,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:54:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:54:58,768 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 18:54:58,769 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:54:58,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054668077] [2022-10-20 18:54:58,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054668077] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:54:58,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:54:58,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 18:54:58,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053102220] [2022-10-20 18:54:58,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:54:58,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 18:54:58,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:54:58,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 18:54:58,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 18:54:58,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:54:58,771 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:54:58,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 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 18:54:58,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:54:58,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:54:58,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:55:32,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:55:32,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:55:32,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:55:32,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-20 18:55:32,102 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:55:32,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:55:32,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1471143939, now seen corresponding path program 1 times [2022-10-20 18:55:32,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:55:32,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610053723] [2022-10-20 18:55:32,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:55:32,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:55:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:55:32,219 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 18:55:32,219 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:55:32,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610053723] [2022-10-20 18:55:32,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610053723] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:55:32,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:55:32,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 18:55:32,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845800688] [2022-10-20 18:55:32,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:55:32,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 18:55:32,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:55:32,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 18:55:32,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 18:55:32,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:55:32,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:55:32,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.33333333333333) internal successors, (232), 3 states have internal predecessors, (232), 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 18:55:32,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:55:32,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:55:32,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:55:32,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:56:08,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:56:08,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:08,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:08,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-20 18:56:08,985 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:56:08,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:56:08,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1599057196, now seen corresponding path program 1 times [2022-10-20 18:56:08,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:56:08,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709427930] [2022-10-20 18:56:08,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:56:08,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:56:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:56:09,186 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 18:56:09,186 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:56:09,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709427930] [2022-10-20 18:56:09,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709427930] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:56:09,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:56:09,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 18:56:09,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747351128] [2022-10-20 18:56:09,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:56:09,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 18:56:09,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:56:09,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 18:56:09,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 18:56:09,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:56:09,189 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:56:09,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 60.0) internal successors, (240), 4 states have internal predecessors, (240), 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 18:56:09,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:56:09,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:09,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:09,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:09,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:56:47,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:56:47,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:47,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:47,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:47,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:56:47,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-20 18:56:47,920 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:56:47,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:56:47,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1416466628, now seen corresponding path program 1 times [2022-10-20 18:56:47,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:56:47,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159980833] [2022-10-20 18:56:47,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:56:47,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:56:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:56:48,110 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 18:56:48,110 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:56:48,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159980833] [2022-10-20 18:56:48,110 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159980833] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:56:48,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:56:48,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-20 18:56:48,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762652007] [2022-10-20 18:56:48,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:56:48,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-20 18:56:48,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:56:48,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-20 18:56:48,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-20 18:56:48,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:56:48,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:56:48,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 42.0) internal successors, (294), 7 states have internal predecessors, (294), 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 18:56:48,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:56:48,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:48,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:48,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:56:48,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:56:48,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:57:24,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:57:24,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:57:24,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:57:24,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:57:24,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:57:24,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-20 18:57:24,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-20 18:57:24,501 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:57:24,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:57:24,501 INFO L85 PathProgramCache]: Analyzing trace with hash 451714999, now seen corresponding path program 1 times [2022-10-20 18:57:24,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:57:24,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787805763] [2022-10-20 18:57:24,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:57:24,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:57:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:57:24,619 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 18:57:24,620 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:57:24,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787805763] [2022-10-20 18:57:24,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787805763] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:57:24,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:57:24,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 18:57:24,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494531920] [2022-10-20 18:57:24,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:57:24,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 18:57:24,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:57:24,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 18:57:24,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 18:57:24,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:57:24,625 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:57:24,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 58.5) internal successors, (234), 4 states have internal predecessors, (234), 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 18:57:24,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:57:24,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:57:24,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:57:24,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:57:24,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:57:24,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-20 18:57:24,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:58:04,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:58:04,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:04,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:04,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:04,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:58:04,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-20 18:58:04,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 18:58:04,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-20 18:58:04,560 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:58:04,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:58:04,560 INFO L85 PathProgramCache]: Analyzing trace with hash -354162496, now seen corresponding path program 1 times [2022-10-20 18:58:04,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:58:04,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107804749] [2022-10-20 18:58:04,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:58:04,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:58:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:58:04,727 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 18:58:04,727 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:58:04,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107804749] [2022-10-20 18:58:04,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107804749] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:58:04,727 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:58:04,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-20 18:58:04,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028931608] [2022-10-20 18:58:04,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:58:04,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-20 18:58:04,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:58:04,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-20 18:58:04,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-20 18:58:04,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:58:04,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:58:04,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 58.8) internal successors, (294), 5 states have internal predecessors, (294), 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 18:58:04,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:58:04,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:04,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:04,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:04,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:58:04,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-20 18:58:04,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 18:58:04,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:58:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:58:42,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:42,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:42,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:42,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:58:42,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-20 18:58:42,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 18:58:42,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:58:42,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-20 18:58:42,731 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 18:58:42,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 18:58:42,731 INFO L85 PathProgramCache]: Analyzing trace with hash 758155128, now seen corresponding path program 1 times [2022-10-20 18:58:42,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 18:58:42,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537783574] [2022-10-20 18:58:42,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 18:58:42,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 18:58:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 18:58:42,809 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 18:58:42,810 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 18:58:42,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537783574] [2022-10-20 18:58:42,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537783574] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 18:58:42,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 18:58:42,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 18:58:42,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300949092] [2022-10-20 18:58:42,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 18:58:42,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 18:58:42,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 18:58:42,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 18:58:42,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-20 18:58:42,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:58:42,812 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 18:58:42,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 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 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-10-20 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 18:58:42,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-20 19:02:16,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-20 19:02:16,868 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-20 19:02:16,876 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-20 19:02:16,887 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-20 19:02:16,903 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 19:02:16,904 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/4) [2022-10-20 19:02:16,906 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-20 19:02:16,907 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-20 19:02:16,909 INFO L202 PluginConnector]: Adding new model safe009_rmo.oepc.line1093.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 07:02:16 BasicIcfg [2022-10-20 19:02:16,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-20 19:02:16,909 INFO L158 Benchmark]: Toolchain (without parser) took 541521.38ms. Allocated memory was 211.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 187.9MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 5.6GB. Max. memory is 8.0GB. [2022-10-20 19:02:16,910 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 211.8MB. Free memory was 192.0MB in the beginning and 192.0MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-20 19:02:16,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.95ms. Allocated memory is still 211.8MB. Free memory was 187.9MB in the beginning and 186.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-20 19:02:16,910 INFO L158 Benchmark]: Boogie Preprocessor took 76.46ms. Allocated memory is still 211.8MB. Free memory was 186.0MB in the beginning and 183.0MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-20 19:02:16,910 INFO L158 Benchmark]: RCFGBuilder took 1069.66ms. Allocated memory is still 211.8MB. Free memory was 183.0MB in the beginning and 170.1MB in the end (delta: 12.8MB). Peak memory consumption was 29.7MB. Max. memory is 8.0GB. [2022-10-20 19:02:16,910 INFO L158 Benchmark]: TraceAbstraction took 540309.78ms. Allocated memory was 211.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 169.1MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 5.6GB. Max. memory is 8.0GB. [2022-10-20 19:02:16,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-10-20 19:02:16,903 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 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14ms. Allocated memory is still 211.8MB. Free memory was 192.0MB in the beginning and 192.0MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.95ms. Allocated memory is still 211.8MB. Free memory was 187.9MB in the beginning and 186.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 76.46ms. Allocated memory is still 211.8MB. Free memory was 186.0MB in the beginning and 183.0MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1069.66ms. Allocated memory is still 211.8MB. Free memory was 183.0MB in the beginning and 170.1MB in the end (delta: 12.8MB). Peak memory consumption was 29.7MB. Max. memory is 8.0GB. * TraceAbstraction took 540309.78ms. Allocated memory was 211.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 169.1MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 5.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 602, positive: 595, positive conditional: 595, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 338, Positive cache size: 338, Positive conditional cache size: 0, Positive unconditional cache size: 338, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 7, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5308495, positive: 5146042, positive conditional: 5146042, positive unconditional: 0, negative: 162453, negative conditional: 162453, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 36751, Positive cache size: 36555, Positive conditional cache size: 0, Positive unconditional cache size: 36555, Negative cache size: 196, Negative conditional cache size: 0, Negative unconditional cache size: 196, Independence queries for same thread: 144059, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4964780, positive: 4810342, positive conditional: 4810342, positive unconditional: 0, negative: 154438, negative conditional: 154438, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 47425, Positive cache size: 47086, Positive conditional cache size: 0, Positive unconditional cache size: 47086, Negative cache size: 339, Negative conditional cache size: 0, Negative unconditional cache size: 339, Independence queries for same thread: 280991, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4964780, positive: 4810342, positive conditional: 4810342, positive unconditional: 0, negative: 154438, negative conditional: 154438, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 47467, Positive cache size: 47128, Positive conditional cache size: 0, Positive unconditional cache size: 47128, Negative cache size: 339, Negative conditional cache size: 0, Negative unconditional cache size: 339, Independence queries for same thread: 417923, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4964828, positive: 4810390, positive conditional: 4810390, positive unconditional: 0, negative: 154438, negative conditional: 154438, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 47521, Positive cache size: 47182, Positive conditional cache size: 0, Positive unconditional cache size: 47182, Negative cache size: 339, Negative conditional cache size: 0, Negative unconditional cache size: 339, Independence queries for same thread: 554855, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4961299, positive: 4806879, positive conditional: 4806879, positive unconditional: 0, negative: 154420, negative conditional: 154420, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 54379, Positive cache size: 53939, Positive conditional cache size: 0, Positive unconditional cache size: 53939, Negative cache size: 440, Negative conditional cache size: 0, Negative unconditional cache size: 440, Independence queries for same thread: 691665, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4960757, positive: 4806343, positive conditional: 4806343, positive unconditional: 0, negative: 154414, negative conditional: 154414, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 54398, Positive cache size: 53958, Positive conditional cache size: 0, Positive unconditional cache size: 53958, Negative cache size: 440, Negative conditional cache size: 0, Negative unconditional cache size: 440, Independence queries for same thread: 828471, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4961296, positive: 4806876, positive conditional: 4806876, positive unconditional: 0, negative: 154420, negative conditional: 154420, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 54521, Positive cache size: 54079, Positive conditional cache size: 0, Positive unconditional cache size: 54079, Negative cache size: 442, Negative conditional cache size: 0, Negative unconditional cache size: 442, Independence queries for same thread: 965281, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4960789, positive: 4806376, positive conditional: 4806376, positive unconditional: 0, negative: 154413, negative conditional: 154413, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 54524, Positive cache size: 54082, Positive conditional cache size: 0, Positive unconditional cache size: 54082, Negative cache size: 442, Negative conditional cache size: 0, Negative unconditional cache size: 442, Independence queries for same thread: 1102086, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 16587498, positive: 16123287, positive conditional: 16123287, positive unconditional: 0, negative: 464211, negative conditional: 464211, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56635124, positive: 54927472, positive conditional: 54927472, positive unconditional: 0, negative: 1707652, negative conditional: 1707652, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 55122523, positive: 54927472, positive conditional: 0, positive unconditional: 54927472, negative: 195051, negative conditional: 0, negative unconditional: 195051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 56540, positive: 56095, positive conditional: 0, positive unconditional: 56095, negative: 445, negative conditional: 0, negative unconditional: 445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 55122523, positive: 54871377, positive conditional: 0, positive unconditional: 54871377, negative: 194606, negative conditional: 0, negative unconditional: 194606, unknown: 56540, unknown conditional: 0, unknown unconditional: 56540] , Statistics on independence cache: Total cache size (in pairs): 56540, Positive cache size: 56095, Positive conditional cache size: 0, Positive unconditional cache size: 56095, Negative cache size: 445, Negative conditional cache size: 0, Negative unconditional cache size: 445, Independence queries for same thread: 1512601, Statistics for Abstraction: - TimeoutResultAtElement [Line: 1093]: 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, 1067 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 540.1s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 538.2s, 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: 40, 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, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2227 NumberOfCodeBlocks, 2227 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2218 ConstructedInterpolants, 0 QuantifiedInterpolants, 6468 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown