/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/chunk05/safe018_rmo.oepc.line955.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-20 06:07:53,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-20 06:07:53,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-20 06:07:53,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-20 06:07:53,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-20 06:07:53,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-20 06:07:53,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-20 06:07:53,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-20 06:07:53,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-20 06:07:53,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-20 06:07:53,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-20 06:07:53,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-20 06:07:53,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-20 06:07:53,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-20 06:07:53,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-20 06:07:53,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-20 06:07:53,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-20 06:07:53,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-20 06:07:53,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-20 06:07:53,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-20 06:07:53,245 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-20 06:07:53,308 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-20 06:07:53,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-20 06:07:53,308 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-20 06:07:53,308 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-20 06:07:53,309 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-20 06:07:53,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-20 06:07:53,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-20 06:07:53,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * Use SBE=true [2022-10-20 06:07:53,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-20 06:07:53,310 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-20 06:07:53,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-20 06:07:53,311 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-20 06:07:53,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-20 06:07:53,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-20 06:07:53,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-20 06:07:53,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-20 06:07:53,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-20 06:07:53,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 06:07:53,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-20 06:07:53,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-20 06:07:53,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-20 06:07:53,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-20 06:07:53,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-20 06:07:53,314 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-20 06:07:53,314 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-20 06:07:53,315 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-20 06:07:53,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-20 06:07:53,315 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-20 06:07:53,316 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-20 06:07:53,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-20 06:07:53,316 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-20 06:07:53,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-20 06:07:53,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-20 06:07:53,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-20 06:07:53,647 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-20 06:07:53,648 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-20 06:07:53,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk05/safe018_rmo.oepc.line955.bpl [2022-10-20 06:07:53,649 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk05/safe018_rmo.oepc.line955.bpl' [2022-10-20 06:07:53,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-20 06:07:53,709 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-20 06:07:53,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-20 06:07:53,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-20 06:07:53,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-20 06:07:53,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,751 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-20 06:07:53,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-20 06:07:53,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-20 06:07:53,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-20 06:07:53,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-20 06:07:53,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-20 06:07:53,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-20 06:07:53,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-20 06:07:53,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-20 06:07:53,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/1) ... [2022-10-20 06:07:53,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 06:07:53,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 06:07:53,861 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 06:07:53,865 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 06:07:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-20 06:07:53,898 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-20 06:07:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-20 06:07:53,898 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-20 06:07:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-20 06:07:53,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-20 06:07:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-20 06:07:53,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-20 06:07:53,900 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 06:07:54,108 INFO L234 CfgBuilder]: Building ICFG [2022-10-20 06:07:54,121 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-20 06:07:54,701 INFO L275 CfgBuilder]: Performing block encoding [2022-10-20 06:07:54,723 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-20 06:07:54,723 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-20 06:07:54,725 INFO L202 PluginConnector]: Adding new model safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:07:54 BoogieIcfgContainer [2022-10-20 06:07:54,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-20 06:07:54,726 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-20 06:07:54,726 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-20 06:07:54,728 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-20 06:07:54,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:53" (1/2) ... [2022-10-20 06:07:54,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500ba957 and model type safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:07:54, skipping insertion in model container [2022-10-20 06:07:54,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:07:54" (2/2) ... [2022-10-20 06:07:54,731 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_rmo.oepc.line955.bpl [2022-10-20 06:07:54,736 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-20 06:07:54,741 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-20 06:07:54,741 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-20 06:07:54,741 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-20 06:07:54,804 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-20 06:07:54,858 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 06:07:54,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 06:07:54,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 06:07:54,875 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 06:07:54,876 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 06:07:54,899 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 06:07:54,904 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-20 06:07:54,908 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;@65daa65b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 06:07:54,908 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 06:07:55,072 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:07:55,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:07:55,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1458187161, now seen corresponding path program 1 times [2022-10-20 06:07:55,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:07:55,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430865662] [2022-10-20 06:07:55,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:07:55,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:07:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:07:55,306 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 06:07:55,307 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:07:55,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430865662] [2022-10-20 06:07:55,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430865662] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:07:55,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:07:55,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-20 06:07:55,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538037590] [2022-10-20 06:07:55,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:07:55,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-20 06:07:55,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:07:55,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-20 06:07:55,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-20 06:07:55,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:07:55,365 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:07:55,366 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 06:07:55,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:07,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:07,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-20 06:08:07,574 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:07,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:07,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1694047542, now seen corresponding path program 1 times [2022-10-20 06:08:07,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:07,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177614574] [2022-10-20 06:08:07,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:07,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:07,807 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 06:08:07,808 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:07,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177614574] [2022-10-20 06:08:07,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177614574] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:07,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:07,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 06:08:07,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124899413] [2022-10-20 06:08:07,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:07,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 06:08:07,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:07,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 06:08:07,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 06:08:07,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:07,815 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:07,815 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 06:08:07,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:07,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:15,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:15,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:15,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-20 06:08:15,564 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:15,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:15,566 INFO L85 PathProgramCache]: Analyzing trace with hash -569547074, now seen corresponding path program 1 times [2022-10-20 06:08:15,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:15,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604244649] [2022-10-20 06:08:15,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:15,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:15,805 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 06:08:15,805 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:15,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604244649] [2022-10-20 06:08:15,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604244649] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:15,807 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:15,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 06:08:15,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769231859] [2022-10-20 06:08:15,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:15,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 06:08:15,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:15,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 06:08:15,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 06:08:15,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:15,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:15,810 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 06:08:15,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:15,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:15,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:21,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:21,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:21,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:21,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-20 06:08:21,188 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:21,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:21,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1502873006, now seen corresponding path program 1 times [2022-10-20 06:08:21,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:21,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648737984] [2022-10-20 06:08:21,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:21,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:21,316 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 06:08:21,316 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:21,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648737984] [2022-10-20 06:08:21,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648737984] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:21,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:21,316 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 06:08:21,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520953786] [2022-10-20 06:08:21,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:21,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 06:08:21,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:21,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 06:08:21,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 06:08:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:21,318 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:21,318 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 06:08:21,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:21,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:21,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:21,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:27,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:27,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-20 06:08:27,444 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:27,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:27,445 INFO L85 PathProgramCache]: Analyzing trace with hash 899226699, now seen corresponding path program 1 times [2022-10-20 06:08:27,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:27,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142221894] [2022-10-20 06:08:27,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:27,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:27,581 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 06:08:27,582 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:27,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142221894] [2022-10-20 06:08:27,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142221894] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:27,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:27,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 06:08:27,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613689410] [2022-10-20 06:08:27,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:27,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 06:08:27,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:27,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 06:08:27,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 06:08:27,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:27,586 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:27,587 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 06:08:27,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:27,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:27,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:27,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:27,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:33,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:33,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:33,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:33,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:33,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:33,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-20 06:08:33,727 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:33,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:33,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1380233950, now seen corresponding path program 1 times [2022-10-20 06:08:33,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:33,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015419297] [2022-10-20 06:08:33,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:33,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:33,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:33,860 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 06:08:33,860 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:33,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015419297] [2022-10-20 06:08:33,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015419297] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:33,861 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:33,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 06:08:33,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118226359] [2022-10-20 06:08:33,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:33,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 06:08:33,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:33,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 06:08:33,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 06:08:33,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:33,864 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:33,865 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 06:08:33,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:33,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:33,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:33,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:33,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:33,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:40,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:40,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-20 06:08:40,951 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:40,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:40,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1193620830, now seen corresponding path program 2 times [2022-10-20 06:08:40,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:40,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170864253] [2022-10-20 06:08:40,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:40,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:41,112 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 06:08:41,112 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:41,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170864253] [2022-10-20 06:08:41,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170864253] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:41,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:41,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 06:08:41,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614552864] [2022-10-20 06:08:41,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:41,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 06:08:41,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:41,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 06:08:41,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-20 06:08:41,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:41,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:41,118 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 06:08:41,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:47,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:47,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:47,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:47,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:47,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:47,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:08:47,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-20 06:08:47,365 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:47,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:47,366 INFO L85 PathProgramCache]: Analyzing trace with hash 953672661, now seen corresponding path program 1 times [2022-10-20 06:08:47,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:47,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220778372] [2022-10-20 06:08:47,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:47,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:47,645 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 06:08:47,645 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:47,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220778372] [2022-10-20 06:08:47,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220778372] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:47,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:47,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 06:08:47,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987260302] [2022-10-20 06:08:47,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:47,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 06:08:47,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:47,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 06:08:47,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-20 06:08:47,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:47,649 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:47,649 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 06:08:47,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:47,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:47,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:47,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:47,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:47,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:47,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:08:47,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:53,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:53,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:53,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:53,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:53,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:53,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:53,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:08:53,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:08:53,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-20 06:08:53,744 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:53,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:53,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1351363440, now seen corresponding path program 1 times [2022-10-20 06:08:53,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:53,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636208638] [2022-10-20 06:08:53,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:53,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:53,846 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 06:08:53,847 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:53,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636208638] [2022-10-20 06:08:53,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636208638] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:53,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:53,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 06:08:53,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602370620] [2022-10-20 06:08:53,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:53,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 06:08:53,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:53,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 06:08:53,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-20 06:08:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:53,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:53,851 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 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:08:53,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:11:15,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:11:15,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:15,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:15,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:15,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:15,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:11:15,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:11:15,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:11:15,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-20 06:11:15,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-20 06:11:15,018 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:11:15,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:11:15,019 INFO L85 PathProgramCache]: Analyzing trace with hash 973851949, now seen corresponding path program 1 times [2022-10-20 06:11:15,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:11:15,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778928521] [2022-10-20 06:11:15,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:11:15,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:11:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:11:15,187 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 06:11:15,187 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:11:15,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778928521] [2022-10-20 06:11:15,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778928521] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:11:15,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:11:15,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 06:11:15,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123906115] [2022-10-20 06:11:15,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:11:15,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 06:11:15,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:11:15,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 06:11:15,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 06:11:15,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:11:15,194 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:11:15,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 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 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-20 06:11:15,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:13:41,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:13:41,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:13:41,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:13:41,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:13:41,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:13:41,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:13:41,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:13:41,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:13:41,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-20 06:13:41,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:13:41,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-20 06:13:41,906 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:13:41,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:13:41,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1060947869, now seen corresponding path program 1 times [2022-10-20 06:13:41,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:13:41,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278323495] [2022-10-20 06:13:41,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:13:41,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:13:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:13:42,207 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 06:13:42,207 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:13:42,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278323495] [2022-10-20 06:13:42,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278323495] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:13:42,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:13:42,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 06:13:42,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692122890] [2022-10-20 06:13:42,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:13:42,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 06:13:42,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:13:42,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 06:13:42,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-10-20 06:13:42,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:13:42,211 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:13:42,212 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 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:13:42,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-20 06:16:38,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-20 06:16:38,125 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-20 06:16:38,129 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-20 06:16:38,129 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-20 06:16:38,129 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 06:16:38,141 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-20 06:16:38,143 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/4) [2022-10-20 06:16:38,144 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-20 06:16:38,144 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-20 06:16:38,148 INFO L202 PluginConnector]: Adding new model safe018_rmo.oepc.line955.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:16:38 BasicIcfg [2022-10-20 06:16:38,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-20 06:16:38,150 INFO L158 Benchmark]: Toolchain (without parser) took 524440.32ms. Allocated memory was 195.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 172.0MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 4.8GB. Max. memory is 8.0GB. [2022-10-20 06:16:38,150 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.40ms. Allocated memory is still 195.0MB. Free memory is still 175.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-20 06:16:38,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.59ms. Allocated memory is still 195.0MB. Free memory was 172.0MB in the beginning and 170.1MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-20 06:16:38,151 INFO L158 Benchmark]: Boogie Preprocessor took 72.71ms. Allocated memory is still 195.0MB. Free memory was 170.1MB in the beginning and 167.7MB in the end (delta: 2.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-20 06:16:38,151 INFO L158 Benchmark]: RCFGBuilder took 896.70ms. Allocated memory is still 195.0MB. Free memory was 167.6MB in the beginning and 167.1MB in the end (delta: 442.8kB). Peak memory consumption was 31.9MB. Max. memory is 8.0GB. [2022-10-20 06:16:38,151 INFO L158 Benchmark]: TraceAbstraction took 523422.08ms. Allocated memory was 195.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 166.5MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 4.8GB. Max. memory is 8.0GB. [2022-10-20 06:16:38,152 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 0.40ms. Allocated memory is still 195.0MB. Free memory is still 175.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.59ms. Allocated memory is still 195.0MB. Free memory was 172.0MB in the beginning and 170.1MB in the end (delta: 1.9MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 72.71ms. Allocated memory is still 195.0MB. Free memory was 170.1MB in the beginning and 167.7MB in the end (delta: 2.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 896.70ms. Allocated memory is still 195.0MB. Free memory was 167.6MB in the beginning and 167.1MB in the end (delta: 442.8kB). Peak memory consumption was 31.9MB. Max. memory is 8.0GB. * TraceAbstraction took 523422.08ms. Allocated memory was 195.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 166.5MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 4.8GB. 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: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , 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: 1003323, positive: 976746, positive conditional: 976746, positive unconditional: 0, negative: 26577, negative conditional: 26577, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 20736, Positive cache size: 20660, Positive conditional cache size: 0, Positive unconditional cache size: 20660, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Independence queries for same thread: 25107, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 921155, positive: 896237, positive conditional: 896237, positive unconditional: 0, negative: 24918, negative conditional: 24918, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 25524, Positive cache size: 25399, Positive conditional cache size: 0, Positive unconditional cache size: 25399, Negative cache size: 125, Negative conditional cache size: 0, Negative unconditional cache size: 125, Independence queries for same thread: 48675, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 921155, positive: 896237, positive conditional: 896237, positive unconditional: 0, negative: 24918, negative conditional: 24918, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 25560, Positive cache size: 25435, Positive conditional cache size: 0, Positive unconditional cache size: 25435, Negative cache size: 125, Negative conditional cache size: 0, Negative unconditional cache size: 125, Independence queries for same thread: 72243, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 909282, positive: 884472, positive conditional: 884472, positive unconditional: 0, negative: 24810, negative conditional: 24810, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 28765, Positive cache size: 28601, Positive conditional cache size: 0, Positive unconditional cache size: 28601, Negative cache size: 164, Negative conditional cache size: 0, Negative unconditional cache size: 164, Independence queries for same thread: 95685, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 910004, positive: 885185, positive conditional: 885185, positive unconditional: 0, negative: 24819, negative conditional: 24819, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 29040, Positive cache size: 28874, Positive conditional cache size: 0, Positive unconditional cache size: 28874, Negative cache size: 166, Negative conditional cache size: 0, Negative unconditional cache size: 166, Independence queries for same thread: 119134, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 910001, positive: 885179, positive conditional: 885179, positive unconditional: 0, negative: 24822, negative conditional: 24822, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 29188, Positive cache size: 29020, Positive conditional cache size: 0, Positive unconditional cache size: 29020, Negative cache size: 168, Negative conditional cache size: 0, Negative unconditional cache size: 168, Independence queries for same thread: 142584, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 909998, positive: 885179, positive conditional: 885179, positive unconditional: 0, negative: 24819, negative conditional: 24819, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 29194, Positive cache size: 29026, Positive conditional cache size: 0, Positive unconditional cache size: 29026, Negative cache size: 168, Negative conditional cache size: 0, Negative unconditional cache size: 168, Independence queries for same thread: 166033, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 909998, positive: 885179, positive conditional: 885179, positive unconditional: 0, negative: 24819, negative conditional: 24819, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 29215, Positive cache size: 29047, Positive conditional cache size: 0, Positive unconditional cache size: 29047, Negative cache size: 168, Negative conditional cache size: 0, Negative unconditional cache size: 168, Independence queries for same thread: 189482, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 7647597, positive: 7446763, positive conditional: 7446763, positive unconditional: 0, negative: 200834, negative conditional: 200834, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 32297, Positive cache size: 32125, Positive conditional cache size: 0, Positive unconditional cache size: 32125, Negative cache size: 172, Negative conditional cache size: 0, Negative unconditional cache size: 172, Independence queries for same thread: 377686, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 11663145, positive: 11358471, positive conditional: 11358471, positive unconditional: 0, negative: 304674, negative conditional: 304674, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 32731, Positive cache size: 32551, Positive conditional cache size: 0, Positive unconditional cache size: 32551, Negative cache size: 180, Negative conditional cache size: 0, Negative unconditional cache size: 180, Independence queries for same thread: 664034, Statistics for Abstraction: - StatisticsResult: Independence relation #12 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 14367401, positive: 13996153, positive conditional: 13996153, positive unconditional: 0, negative: 371248, negative conditional: 371248, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41073529, positive: 39996265, positive conditional: 39996265, positive unconditional: 0, negative: 1077264, negative conditional: 1077264, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40060986, positive: 39996265, positive conditional: 0, positive unconditional: 39996265, negative: 64721, negative conditional: 0, negative unconditional: 64721, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33137, positive: 32945, positive conditional: 0, positive unconditional: 32945, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 40060986, positive: 39963320, positive conditional: 0, positive unconditional: 39963320, negative: 64529, negative conditional: 0, negative unconditional: 64529, unknown: 33137, unknown conditional: 0, unknown unconditional: 33137] , Statistics on independence cache: Total cache size (in pairs): 33137, Positive cache size: 32945, Positive conditional cache size: 0, Positive unconditional cache size: 32945, Negative cache size: 192, Negative conditional cache size: 0, Negative unconditional cache size: 192, Independence queries for same thread: 1012543, Statistics for Abstraction: - TimeoutResultAtElement [Line: 955]: 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, 815 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 523.3s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 521.0s, 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: 50, 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, 1.3s InterpolantComputationTime, 2898 NumberOfCodeBlocks, 2898 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2887 ConstructedInterpolants, 0 QuantifiedInterpolants, 8107 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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