/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.line954.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-20 06:07:47,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-20 06:07:47,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-20 06:07:47,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-20 06:07:47,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-20 06:07:47,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-20 06:07:47,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-20 06:07:47,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-20 06:07:47,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-20 06:07:47,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-20 06:07:47,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-20 06:07:47,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-20 06:07:47,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-20 06:07:47,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-20 06:07:47,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-20 06:07:47,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-20 06:07:47,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-20 06:07:47,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-20 06:07:47,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-20 06:07:47,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-20 06:07:47,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-20 06:07:47,636 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-20 06:07:47,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-20 06:07:47,637 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-20 06:07:47,637 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-20 06:07:47,638 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-20 06:07:47,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-20 06:07:47,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-20 06:07:47,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-20 06:07:47,641 INFO L138 SettingsManager]: * Use SBE=true [2022-10-20 06:07:47,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-20 06:07:47,642 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-20 06:07:47,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-20 06:07:47,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-20 06:07:47,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-20 06:07:47,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-20 06:07:47,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-20 06:07:47,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-20 06:07:47,643 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-20 06:07:47,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-20 06:07:47,643 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-20 06:07:47,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-20 06:07:47,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-20 06:07:47,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-20 06:07:47,644 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-20 06:07:47,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-20 06:07:47,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 06:07:47,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-20 06:07:47,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-20 06:07:47,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-20 06:07:47,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-20 06:07:47,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-20 06:07:47,645 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-20 06:07:47,646 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-20 06:07:47,646 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-20 06:07:47,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-20 06:07:47,646 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-20 06:07:47,646 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-20 06:07:47,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-20 06:07:47,647 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-20 06:07:48,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-20 06:07:48,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-20 06:07:48,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-20 06:07:48,051 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-20 06:07:48,052 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-20 06:07:48,054 INFO L432 ainManager$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.line954.bpl [2022-10-20 06:07:48,055 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk05/safe018_rmo.oepc.line954.bpl' [2022-10-20 06:07:48,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-20 06:07:48,132 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-20 06:07:48,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-20 06:07:48,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-20 06:07:48,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-20 06:07:48,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,181 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-20 06:07:48,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-20 06:07:48,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-20 06:07:48,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-20 06:07:48,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-20 06:07:48,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-20 06:07:48,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-20 06:07:48,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-20 06:07:48,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-20 06:07:48,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/1) ... [2022-10-20 06:07:48,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 06:07:48,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 06:07:48,291 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 06:07:48,299 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 06:07:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-20 06:07:48,336 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-20 06:07:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-20 06:07:48,336 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-20 06:07:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-20 06:07:48,336 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-20 06:07:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-20 06:07:48,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-20 06:07:48,338 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 06:07:48,560 INFO L234 CfgBuilder]: Building ICFG [2022-10-20 06:07:48,562 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-20 06:07:49,321 INFO L275 CfgBuilder]: Performing block encoding [2022-10-20 06:07:49,349 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-20 06:07:49,350 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-20 06:07:49,352 INFO L202 PluginConnector]: Adding new model safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:07:49 BoogieIcfgContainer [2022-10-20 06:07:49,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-20 06:07:49,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-20 06:07:49,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-20 06:07:49,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-20 06:07:49,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 06:07:48" (1/2) ... [2022-10-20 06:07:49,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11efd2ae and model type safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:07:49, skipping insertion in model container [2022-10-20 06:07:49,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:07:49" (2/2) ... [2022-10-20 06:07:49,363 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_rmo.oepc.line954.bpl [2022-10-20 06:07:49,371 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-20 06:07:49,380 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-20 06:07:49,380 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-20 06:07:49,380 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-20 06:07:49,527 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-20 06:07:49,597 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-20 06:07:49,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 06:07:49,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 06:07:49,600 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 06:07:49,602 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 06:07:49,636 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 06:07:49,643 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-20 06:07:49,651 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;@24db611e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 06:07:49,651 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 06:07:49,959 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:07:49,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:07:49,967 INFO L85 PathProgramCache]: Analyzing trace with hash -2130216298, now seen corresponding path program 1 times [2022-10-20 06:07:49,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:07:49,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879499976] [2022-10-20 06:07:49,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:07:49,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:07:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:07:50,390 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 06:07:50,391 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:07:50,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879499976] [2022-10-20 06:07:50,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879499976] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:07:50,392 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:07:50,392 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-20 06:07:50,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544162260] [2022-10-20 06:07:50,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:07:50,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-20 06:07:50,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:07:50,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-20 06:07:50,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-20 06:07:50,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:07:50,436 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:07:50,438 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 06:07:50,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:04,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-20 06:08:04,080 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:04,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:04,081 INFO L85 PathProgramCache]: Analyzing trace with hash -2100884101, now seen corresponding path program 1 times [2022-10-20 06:08:04,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:04,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415069597] [2022-10-20 06:08:04,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:04,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:04,614 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 06:08:04,614 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:04,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415069597] [2022-10-20 06:08:04,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415069597] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:04,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:04,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 06:08:04,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912498311] [2022-10-20 06:08:04,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:04,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 06:08:04,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:04,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 06:08:04,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 06:08:04,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:04,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:04,622 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 06:08:04,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:04,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:11,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:11,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-20 06:08:11,088 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:11,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:11,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1448592175, now seen corresponding path program 1 times [2022-10-20 06:08:11,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:11,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076349959] [2022-10-20 06:08:11,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:11,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:11,263 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 06:08:11,263 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:11,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076349959] [2022-10-20 06:08:11,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076349959] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:11,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:11,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 06:08:11,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764872763] [2022-10-20 06:08:11,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:11,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 06:08:11,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:11,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 06:08:11,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 06:08:11,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:11,270 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:11,270 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 06:08:11,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:11,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:11,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:17,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:17,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:17,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:17,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-20 06:08:17,649 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:17,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:17,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1785556347, now seen corresponding path program 1 times [2022-10-20 06:08:17,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:17,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744930368] [2022-10-20 06:08:17,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:17,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:17,765 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 06:08:17,766 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:17,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744930368] [2022-10-20 06:08:17,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744930368] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:17,767 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:17,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 06:08:17,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462948753] [2022-10-20 06:08:17,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:17,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 06:08:17,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:17,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 06:08:17,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 06:08:17,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:17,781 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:17,781 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 06:08:17,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:17,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:17,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:17,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:23,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:23,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:23,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:23,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:23,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-20 06:08:23,945 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:23,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:23,946 INFO L85 PathProgramCache]: Analyzing trace with hash -611606400, now seen corresponding path program 1 times [2022-10-20 06:08:23,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:23,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520892508] [2022-10-20 06:08:23,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:23,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:24,075 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 06:08:24,076 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:24,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520892508] [2022-10-20 06:08:24,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520892508] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:24,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:24,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-20 06:08:24,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994921860] [2022-10-20 06:08:24,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:24,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-20 06:08:24,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:24,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-20 06:08:24,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-20 06:08:24,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:24,079 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:24,079 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 06:08:24,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:24,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:24,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:24,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:24,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:30,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:30,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:30,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:30,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:30,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:30,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-20 06:08:30,179 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:30,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:30,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1501235437, now seen corresponding path program 1 times [2022-10-20 06:08:30,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:30,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757673872] [2022-10-20 06:08:30,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:30,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:30,351 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 06:08:30,351 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:30,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757673872] [2022-10-20 06:08:30,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757673872] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:30,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:30,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 06:08:30,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878005877] [2022-10-20 06:08:30,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:30,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 06:08:30,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:30,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 06:08:30,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 06:08:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:30,355 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:30,355 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 06:08:30,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:30,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:30,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:30,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:30,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:30,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:36,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:36,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:36,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:36,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:36,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:36,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-20 06:08:36,907 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:36,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:36,908 INFO L85 PathProgramCache]: Analyzing trace with hash 551444243, now seen corresponding path program 2 times [2022-10-20 06:08:36,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:36,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467106249] [2022-10-20 06:08:36,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:36,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:37,162 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 06:08:37,162 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:37,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467106249] [2022-10-20 06:08:37,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467106249] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:37,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:37,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 06:08:37,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794916529] [2022-10-20 06:08:37,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:37,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 06:08:37,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:37,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 06:08:37,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-20 06:08:37,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:37,170 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:37,170 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 06:08:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:37,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:37,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:37,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:43,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:08:43,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-20 06:08:43,711 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:43,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:43,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1927796726, now seen corresponding path program 1 times [2022-10-20 06:08:43,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:43,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959344008] [2022-10-20 06:08:43,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:43,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:43,958 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 06:08:43,958 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:43,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959344008] [2022-10-20 06:08:43,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959344008] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:43,959 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:43,959 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 06:08:43,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078168217] [2022-10-20 06:08:43,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:43,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 06:08:43,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:43,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 06:08:43,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-20 06:08:43,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:43,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:43,961 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 06:08:43,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:43,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:43,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:43,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:43,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:43,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:43,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:08:43,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:50,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:50,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:50,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:08:50,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:08:50,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-20 06:08:50,429 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:08:50,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:08:50,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1530105947, now seen corresponding path program 1 times [2022-10-20 06:08:50,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:08:50,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4231897] [2022-10-20 06:08:50,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:08:50,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:08:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:08:50,606 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 06:08:50,606 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:08:50,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4231897] [2022-10-20 06:08:50,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4231897] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:08:50,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:08:50,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 06:08:50,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323924382] [2022-10-20 06:08:50,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:08:50,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 06:08:50,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:08:50,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 06:08:50,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-20 06:08:50,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:50,610 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:08:50,611 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 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:08:50,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:11:55,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:11:55,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:55,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:55,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:55,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:55,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:11:55,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:11:55,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:11:55,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-20 06:11:55,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-20 06:11:55,782 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:11:55,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:11:55,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1542722592, now seen corresponding path program 1 times [2022-10-20 06:11:55,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:11:55,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799636900] [2022-10-20 06:11:55,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:11:55,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:11:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:11:55,938 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 06:11:55,938 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:11:55,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799636900] [2022-10-20 06:11:55,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799636900] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:11:55,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:11:55,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-20 06:11:55,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447948325] [2022-10-20 06:11:55,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:11:55,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-20 06:11:55,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:11:55,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-20 06:11:55,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-20 06:11:55,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:11:55,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:11:55,943 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 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-20 06:11:55,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:15:17,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:15:17,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:15:17,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:15:17,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:15:17,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:15:17,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:15:17,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:15:17,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:15:17,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-20 06:15:17,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:15:17,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-20 06:15:17,126 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 06:15:17,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 06:15:17,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1801081426, now seen corresponding path program 1 times [2022-10-20 06:15:17,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 06:15:17,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16886127] [2022-10-20 06:15:17,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 06:15:17,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 06:15:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 06:15:17,554 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 06:15:17,554 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 06:15:17,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16886127] [2022-10-20 06:15:17,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16886127] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 06:15:17,557 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 06:15:17,557 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 06:15:17,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700497908] [2022-10-20 06:15:17,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 06:15:17,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-20 06:15:17,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 06:15:17,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-20 06:15:17,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-10-20 06:15:17,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:15:17,581 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 06:15:17,582 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 06:15:17,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 06:15:17,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:15:17,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:15:17,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:15:17,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-20 06:15:17,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:15:17,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-10-20 06:15:17,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-20 06:15:17,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-10-20 06:15:17,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-20 06:15:17,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-20 06:17:32,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-20 06:17:32,044 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-20 06:17:32,045 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 06:17:32,061 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-20 06:17:32,072 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-20 06:17:32,074 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/4) [2022-10-20 06:17:32,076 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-20 06:17:32,076 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-20 06:17:32,079 INFO L202 PluginConnector]: Adding new model safe018_rmo.oepc.line954.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:17:32 BasicIcfg [2022-10-20 06:17:32,088 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 06:17:32,095 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-20 06:17:32,109 INFO L158 Benchmark]: Toolchain (without parser) took 583976.19ms. Allocated memory was 178.3MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 155.4MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2022-10-20 06:17:32,109 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.45ms. Allocated memory is still 178.3MB. Free memory is still 158.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-20 06:17:32,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.53ms. Allocated memory is still 178.3MB. Free memory was 155.4MB in the beginning and 153.6MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-20 06:17:32,110 INFO L158 Benchmark]: Boogie Preprocessor took 63.42ms. Allocated memory is still 178.3MB. Free memory was 153.6MB in the beginning and 151.0MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-20 06:17:32,110 INFO L158 Benchmark]: RCFGBuilder took 1102.83ms. Allocated memory is still 178.3MB. Free memory was 151.0MB in the beginning and 152.2MB in the end (delta: -1.2MB). Peak memory consumption was 32.8MB. Max. memory is 8.0GB. [2022-10-20 06:17:32,110 INFO L158 Benchmark]: TraceAbstraction took 582753.91ms. Allocated memory was 178.3MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 151.7MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2022-10-20 06:17:32,111 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 0.45ms. Allocated memory is still 178.3MB. Free memory is still 158.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.53ms. Allocated memory is still 178.3MB. Free memory was 155.4MB in the beginning and 153.6MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 63.42ms. Allocated memory is still 178.3MB. Free memory was 153.6MB in the beginning and 151.0MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1102.83ms. Allocated memory is still 178.3MB. Free memory was 151.0MB in the beginning and 152.2MB in the end (delta: -1.2MB). Peak memory consumption was 32.8MB. Max. memory is 8.0GB. * TraceAbstraction took 582753.91ms. Allocated memory was 178.3MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 151.7MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 910000, positive: 885178, positive conditional: 885178, 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , 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: 8715012, positive: 8498653, positive conditional: 8498653, positive unconditional: 0, negative: 216359, negative conditional: 216359, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 35421139, positive: 34498764, positive conditional: 34498764, positive unconditional: 0, negative: 922375, negative conditional: 922375, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34553989, positive: 34498764, positive conditional: 0, positive unconditional: 34498764, negative: 55225, negative conditional: 0, negative unconditional: 55225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33128, positive: 32936, positive conditional: 0, positive unconditional: 32936, negative: 192, negative conditional: 0, negative unconditional: 192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34553989, positive: 34465828, positive conditional: 0, positive unconditional: 34465828, negative: 55033, negative conditional: 0, negative unconditional: 55033, unknown: 33128, unknown conditional: 0, unknown unconditional: 33128] , Statistics on independence cache: Total cache size (in pairs): 33128, Positive cache size: 32936, Positive conditional cache size: 0, Positive unconditional cache size: 32936, Negative cache size: 192, Negative conditional cache size: 0, Negative unconditional cache size: 192, Independence queries for same thread: 867150, Statistics for Abstraction: - TimeoutResultAtElement [Line: 954]: 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: 582.5s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 579.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 0.7s SatisfiabilityAnalysisTime, 1.8s 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