/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe014_power.opt.line1133.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-04 07:21:35,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-04 07:21:35,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-04 07:21:35,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-04 07:21:35,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-04 07:21:35,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-04 07:21:35,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-04 07:21:35,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-04 07:21:35,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-04 07:21:35,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-04 07:21:35,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-04 07:21:35,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-04 07:21:35,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-04 07:21:35,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-04 07:21:35,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-04 07:21:35,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-04 07:21:35,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-04 07:21:35,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-04 07:21:35,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-04 07:21:35,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-04 07:21:35,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-04 07:21:35,445 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-04 07:21:35,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-04 07:21:35,446 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-04 07:21:35,446 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-04 07:21:35,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-04 07:21:35,446 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-04 07:21:35,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-04 07:21:35,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-04 07:21:35,447 INFO L138 SettingsManager]: * Use SBE=true [2022-10-04 07:21:35,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-04 07:21:35,447 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-04 07:21:35,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-04 07:21:35,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-04 07:21:35,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-04 07:21:35,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-04 07:21:35,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-04 07:21:35,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-04 07:21:35,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-04 07:21:35,450 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-04 07:21:35,450 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-04 07:21:35,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-04 07:21:35,450 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-04 07:21:35,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-04 07:21:35,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-04 07:21:35,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-04 07:21:35,662 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-04 07:21:35,665 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-04 07:21:35,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe014_power.opt.line1133.bpl [2022-10-04 07:21:35,666 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe014_power.opt.line1133.bpl' [2022-10-04 07:21:35,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-04 07:21:35,747 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-04 07:21:35,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-04 07:21:35,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-04 07:21:35,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-04 07:21:35,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/1) ... [2022-10-04 07:21:35,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/1) ... [2022-10-04 07:21:35,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/1) ... [2022-10-04 07:21:35,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/1) ... [2022-10-04 07:21:35,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/1) ... [2022-10-04 07:21:35,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/1) ... [2022-10-04 07:21:35,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/1) ... [2022-10-04 07:21:35,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-04 07:21:35,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-04 07:21:35,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-04 07:21:35,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-04 07:21:35,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/1) ... [2022-10-04 07:21:35,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-04 07:21:35,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 07:21:35,899 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) [2022-10-04 07:21:35,918 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 [2022-10-04 07:21:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-04 07:21:35,938 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-04 07:21:35,938 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-04 07:21:35,938 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-04 07:21:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-04 07:21:35,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-04 07:21:35,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-04 07:21:35,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-04 07:21:35,941 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-04 07:21:36,095 INFO L234 CfgBuilder]: Building ICFG [2022-10-04 07:21:36,096 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-04 07:21:36,801 INFO L275 CfgBuilder]: Performing block encoding [2022-10-04 07:21:36,829 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-04 07:21:36,829 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-04 07:21:36,832 INFO L202 PluginConnector]: Adding new model safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 07:21:36 BoogieIcfgContainer [2022-10-04 07:21:36,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-04 07:21:36,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-04 07:21:36,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-04 07:21:36,838 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-04 07:21:36,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 07:21:35" (1/2) ... [2022-10-04 07:21:36,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af4aeb6 and model type safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.10 07:21:36, skipping insertion in model container [2022-10-04 07:21:36,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 07:21:36" (2/2) ... [2022-10-04 07:21:36,841 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_power.opt.line1133.bpl [2022-10-04 07:21:36,847 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-04 07:21:36,855 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-04 07:21:36,855 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-04 07:21:36,855 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-04 07:21:36,992 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-04 07:21:37,058 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 07:21:37,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 07:21:37,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 07:21:37,061 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) [2022-10-04 07:21:37,080 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 [2022-10-04 07:21:37,095 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 07:21:37,104 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-04 07:21:37,112 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;@4e6e7b02, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 07:21:37,112 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 07:21:37,394 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:21:37,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:21:37,400 INFO L85 PathProgramCache]: Analyzing trace with hash -104220843, now seen corresponding path program 1 times [2022-10-04 07:21:37,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:21:37,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196158254] [2022-10-04 07:21:37,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:21:37,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:21:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:21:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:21:37,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:21:37,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196158254] [2022-10-04 07:21:37,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196158254] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:21:37,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:21:37,737 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-04 07:21:37,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093943633] [2022-10-04 07:21:37,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:21:37,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-04 07:21:37,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:21:37,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-04 07:21:37,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-04 07:21:37,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:21:37,766 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:21:37,767 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) [2022-10-04 07:21:37,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:05,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-04 07:22:05,577 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:22:05,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:22:05,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1177155083, now seen corresponding path program 1 times [2022-10-04 07:22:05,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:22:05,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269434370] [2022-10-04 07:22:05,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:22:05,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:22:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:22:05,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:22:05,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:22:05,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269434370] [2022-10-04 07:22:05,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269434370] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:22:05,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:22:05,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-04 07:22:05,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657829390] [2022-10-04 07:22:05,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:22:05,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-04 07:22:05,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:22:05,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-04 07:22:05,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-04 07:22:05,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:05,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:22:05,852 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) [2022-10-04 07:22:05,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:05,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:19,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:19,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-04 07:22:19,626 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:22:19,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:22:19,626 INFO L85 PathProgramCache]: Analyzing trace with hash -299343306, now seen corresponding path program 1 times [2022-10-04 07:22:19,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:22:19,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567002018] [2022-10-04 07:22:19,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:22:19,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:22:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:22:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:22:19,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:22:19,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567002018] [2022-10-04 07:22:19,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567002018] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:22:19,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:22:19,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-04 07:22:19,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899962020] [2022-10-04 07:22:19,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:22:19,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-04 07:22:19,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:22:19,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-04 07:22:19,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-04 07:22:19,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:19,826 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:22:19,827 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) [2022-10-04 07:22:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:32,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:32,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:32,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:32,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-04 07:22:32,953 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:22:32,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:22:32,953 INFO L85 PathProgramCache]: Analyzing trace with hash -533413249, now seen corresponding path program 1 times [2022-10-04 07:22:32,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:22:32,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095218768] [2022-10-04 07:22:32,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:22:32,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:22:32,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:22:33,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:22:33,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:22:33,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095218768] [2022-10-04 07:22:33,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095218768] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:22:33,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:22:33,335 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-04 07:22:33,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169661185] [2022-10-04 07:22:33,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:22:33,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-04 07:22:33,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:22:33,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-04 07:22:33,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-04 07:22:33,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:33,341 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:22:33,341 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) [2022-10-04 07:22:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:33,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:33,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:46,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:46,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:46,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:46,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:46,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-04 07:22:46,432 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:22:46,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:22:46,433 INFO L85 PathProgramCache]: Analyzing trace with hash 927181734, now seen corresponding path program 1 times [2022-10-04 07:22:46,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:22:46,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739178972] [2022-10-04 07:22:46,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:22:46,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:22:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:22:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:22:46,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:22:46,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739178972] [2022-10-04 07:22:46,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739178972] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:22:46,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:22:46,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-04 07:22:46,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444222452] [2022-10-04 07:22:46,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:22:46,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-04 07:22:46,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:22:46,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-04 07:22:46,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-04 07:22:46,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:46,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:22:46,532 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) [2022-10-04 07:22:46,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:46,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:46,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:46,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:46,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:59,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:59,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:59,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:59,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:59,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:59,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-04 07:22:59,824 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:22:59,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:22:59,825 INFO L85 PathProgramCache]: Analyzing trace with hash 310974239, now seen corresponding path program 1 times [2022-10-04 07:22:59,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:22:59,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925825641] [2022-10-04 07:22:59,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:22:59,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:22:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:22:59,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:22:59,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:22:59,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925825641] [2022-10-04 07:22:59,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925825641] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:22:59,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:22:59,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-04 07:22:59,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098996159] [2022-10-04 07:22:59,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:22:59,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-04 07:22:59,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:22:59,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-04 07:22:59,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-04 07:22:59,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:59,916 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:22:59,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 79.5) internal successors, (318), 4 states have internal predecessors, (318), 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) [2022-10-04 07:22:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:22:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:59,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:22:59,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:23:23,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:23:23,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:23,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:23,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:23,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:23,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:23:23,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-04 07:23:23,036 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:23:23,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:23:23,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1025891850, now seen corresponding path program 1 times [2022-10-04 07:23:23,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:23:23,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922343220] [2022-10-04 07:23:23,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:23:23,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:23:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:23:23,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:23:23,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:23:23,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922343220] [2022-10-04 07:23:23,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922343220] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:23:23,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:23:23,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-04 07:23:23,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309215318] [2022-10-04 07:23:23,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:23:23,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-04 07:23:23,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:23:23,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-04 07:23:23,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-04 07:23:23,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:23:23,131 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:23:23,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 62.4) internal successors, (312), 5 states have internal predecessors, (312), 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) [2022-10-04 07:23:23,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:23:23,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:23,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:23,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:23,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:23,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:23:23,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:23:53,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:23:53,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:53,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:53,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:53,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:53,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:23:53,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:23:53,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-04 07:23:53,345 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:23:53,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:23:53,345 INFO L85 PathProgramCache]: Analyzing trace with hash 647308795, now seen corresponding path program 1 times [2022-10-04 07:23:53,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:23:53,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336641921] [2022-10-04 07:23:53,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:23:53,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:23:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:23:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:23:53,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:23:53,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336641921] [2022-10-04 07:23:53,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336641921] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:23:53,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:23:53,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-04 07:23:53,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335900846] [2022-10-04 07:23:53,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:23:53,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-04 07:23:53,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:23:53,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-04 07:23:53,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-04 07:23:53,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:23:53,481 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:23:53,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 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) [2022-10-04 07:23:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:23:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:23:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:23:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:23:53,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:24:26,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:24:26,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:26,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:26,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:26,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:26,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:24:26,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:24:26,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:26,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-04 07:24:26,892 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:24:26,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:24:26,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1194130074, now seen corresponding path program 1 times [2022-10-04 07:24:26,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:24:26,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305556435] [2022-10-04 07:24:26,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:24:26,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:24:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:24:27,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:24:27,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:24:27,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305556435] [2022-10-04 07:24:27,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305556435] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:24:27,051 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:24:27,051 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-04 07:24:27,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196521996] [2022-10-04 07:24:27,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:24:27,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-04 07:24:27,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:24:27,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-04 07:24:27,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-04 07:24:27,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:24:27,055 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:24:27,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 71.6) internal successors, (358), 5 states have internal predecessors, (358), 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) [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:27,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:24:58,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:24:58,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:24:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:24:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-04 07:24:58,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-04 07:24:58,634 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:24:58,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:24:58,636 INFO L85 PathProgramCache]: Analyzing trace with hash -567663315, now seen corresponding path program 1 times [2022-10-04 07:24:58,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:24:58,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394049142] [2022-10-04 07:24:58,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:24:58,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:24:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:24:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:24:58,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:24:58,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394049142] [2022-10-04 07:24:58,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394049142] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:24:58,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:24:58,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-04 07:24:58,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301089577] [2022-10-04 07:24:58,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:24:58,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-04 07:24:58,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:24:58,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-04 07:24:58,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-04 07:24:58,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:24:58,739 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:24:58,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 79.5) internal successors, (318), 4 states have internal predecessors, (318), 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) [2022-10-04 07:24:58,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:24:58,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:24:58,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:24:58,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:24:58,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-04 07:24:58,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:25:30,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:25:30,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:25:30,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:25:30,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-04 07:25:30,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:25:30,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-04 07:25:30,060 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:25:30,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:25:30,060 INFO L85 PathProgramCache]: Analyzing trace with hash 2054039892, now seen corresponding path program 1 times [2022-10-04 07:25:30,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:25:30,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756171852] [2022-10-04 07:25:30,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:25:30,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:25:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:25:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:25:30,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:25:30,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756171852] [2022-10-04 07:25:30,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756171852] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:25:30,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:25:30,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-04 07:25:30,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901159570] [2022-10-04 07:25:30,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:25:30,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-04 07:25:30,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:25:30,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-04 07:25:30,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-04 07:25:30,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:25:30,245 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:25:30,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 58.666666666666664) internal successors, (352), 6 states have internal predecessors, (352), 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) [2022-10-04 07:25:30,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:25:30,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:26:01,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:26:01,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:26:01,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:26:01,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-04 07:26:01,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:26:01,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-04 07:26:01,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-04 07:26:01,260 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 07:26:01,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 07:26:01,261 INFO L85 PathProgramCache]: Analyzing trace with hash -382717380, now seen corresponding path program 1 times [2022-10-04 07:26:01,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 07:26:01,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932458673] [2022-10-04 07:26:01,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 07:26:01,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 07:26:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 07:26:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 07:26:01,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 07:26:01,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932458673] [2022-10-04 07:26:01,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932458673] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 07:26:01,404 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 07:26:01,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-04 07:26:01,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58770835] [2022-10-04 07:26:01,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 07:26:01,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-04 07:26:01,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 07:26:01,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-04 07:26:01,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-04 07:26:01,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:26:01,405 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 07:26:01,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 53.0) internal successors, (318), 6 states have internal predecessors, (318), 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) [2022-10-04 07:26:01,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-10-04 07:26:01,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-04 07:30:31,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-04 07:30:31,246 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-04 07:30:31,263 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-04 07:30:31,267 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-04 07:30:31,275 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 [2022-10-04 07:30:31,275 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/4) [2022-10-04 07:30:31,275 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 [2022-10-04 07:30:31,278 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-04 07:30:31,278 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-04 07:30:31,285 INFO L202 PluginConnector]: Adding new model safe014_power.opt.line1133.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.10 07:30:31 BasicIcfg [2022-10-04 07:30:31,285 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-04 07:30:31,285 INFO L158 Benchmark]: Toolchain (without parser) took 535538.25ms. Allocated memory was 201.3MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 160.5MB in the beginning and 3.4GB in the end (delta: -3.2GB). Peak memory consumption was 5.0GB. Max. memory is 8.0GB. [2022-10-04 07:30:31,286 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 164.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-04 07:30:31,286 INFO L158 Benchmark]: Boogie Preprocessor took 93.28ms. Allocated memory is still 201.3MB. Free memory was 160.5MB in the beginning and 156.9MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-04 07:30:31,286 INFO L158 Benchmark]: RCFGBuilder took 989.55ms. Allocated memory is still 201.3MB. Free memory was 156.9MB in the beginning and 148.3MB in the end (delta: 8.5MB). Peak memory consumption was 20.7MB. Max. memory is 8.0GB. [2022-10-04 07:30:31,286 INFO L158 Benchmark]: TraceAbstraction took 534450.88ms. Allocated memory was 201.3MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 147.8MB in the beginning and 3.4GB in the end (delta: -3.2GB). Peak memory consumption was 4.9GB. Max. memory is 8.0GB. [2022-10-04 07:30:31,287 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 0.15ms. Allocated memory is still 201.3MB. Free memory is still 164.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 93.28ms. Allocated memory is still 201.3MB. Free memory was 160.5MB in the beginning and 156.9MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 989.55ms. Allocated memory is still 201.3MB. Free memory was 156.9MB in the beginning and 148.3MB in the end (delta: 8.5MB). Peak memory consumption was 20.7MB. Max. memory is 8.0GB. * TraceAbstraction took 534450.88ms. Allocated memory was 201.3MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 147.8MB in the beginning and 3.4GB in the end (delta: -3.2GB). Peak memory consumption was 4.9GB. 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: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , 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: 2191108, positive: 2127628, positive conditional: 2127628, positive unconditional: 0, negative: 63480, negative conditional: 63480, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 36944, Positive cache size: 36720, Positive conditional cache size: 0, Positive unconditional cache size: 36720, Negative cache size: 224, Negative conditional cache size: 0, Negative unconditional cache size: 224, Independence queries for same thread: 57690, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2108272, positive: 2046601, positive conditional: 2046601, positive unconditional: 0, negative: 61671, negative conditional: 61671, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 47287, Positive cache size: 46891, Positive conditional cache size: 0, Positive unconditional cache size: 46891, Negative cache size: 396, Negative conditional cache size: 0, Negative unconditional cache size: 396, Independence queries for same thread: 114807, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2108272, positive: 2046601, positive conditional: 2046601, positive unconditional: 0, negative: 61671, negative conditional: 61671, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 47655, Positive cache size: 47259, Positive conditional cache size: 0, Positive unconditional cache size: 47259, Negative cache size: 396, Negative conditional cache size: 0, Negative unconditional cache size: 396, Independence queries for same thread: 171924, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2108023, positive: 2046122, positive conditional: 2046122, positive unconditional: 0, negative: 61901, negative conditional: 61901, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 53923, Positive cache size: 53406, Positive conditional cache size: 0, Positive unconditional cache size: 53406, Negative cache size: 517, Negative conditional cache size: 0, Negative unconditional cache size: 517, Independence queries for same thread: 229110, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2108952, positive: 2047042, positive conditional: 2047042, positive unconditional: 0, negative: 61910, negative conditional: 61910, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 54258, Positive cache size: 53739, Positive conditional cache size: 0, Positive unconditional cache size: 53739, Negative cache size: 519, Negative conditional cache size: 0, Negative unconditional cache size: 519, Independence queries for same thread: 286303, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3191626, positive: 3097878, positive conditional: 3097878, positive unconditional: 0, negative: 93748, negative conditional: 93748, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 54621, Positive cache size: 54102, Positive conditional cache size: 0, Positive unconditional cache size: 54102, Negative cache size: 519, Negative conditional cache size: 0, Negative unconditional cache size: 519, Independence queries for same thread: 373862, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4072038, positive: 3953028, positive conditional: 3953028, positive unconditional: 0, negative: 119010, negative conditional: 119010, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 54692, Positive cache size: 54173, Positive conditional cache size: 0, Positive unconditional cache size: 54173, Negative cache size: 519, Negative conditional cache size: 0, Negative unconditional cache size: 519, Independence queries for same thread: 485807, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4018632, positive: 3901092, positive conditional: 3901092, positive unconditional: 0, negative: 117540, negative conditional: 117540, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 59874, Positive cache size: 59227, Positive conditional cache size: 0, Positive unconditional cache size: 59227, Negative cache size: 647, Negative conditional cache size: 0, Negative unconditional cache size: 647, Independence queries for same thread: 596282, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3897940, positive: 3782706, positive conditional: 3782706, positive unconditional: 0, negative: 115234, negative conditional: 115234, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 59886, Positive cache size: 59239, Positive conditional cache size: 0, Positive unconditional cache size: 59239, Negative cache size: 647, Negative conditional cache size: 0, Negative unconditional cache size: 647, Independence queries for same thread: 703763, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3897869, positive: 3782628, positive conditional: 3782628, positive unconditional: 0, negative: 115241, negative conditional: 115241, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 59900, Positive cache size: 59253, Positive conditional cache size: 0, Positive unconditional cache size: 59253, Negative cache size: 647, Negative conditional cache size: 0, Negative unconditional cache size: 647, Independence queries for same thread: 811249, Statistics for Abstraction: - StatisticsResult: Independence relation #12 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3897940, positive: 3782706, positive conditional: 3782706, positive unconditional: 0, negative: 115234, negative conditional: 115234, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 59912, Positive cache size: 59265, Positive conditional cache size: 0, Positive unconditional cache size: 59265, Negative cache size: 647, Negative conditional cache size: 0, Negative unconditional cache size: 647, Independence queries for same thread: 918730, Statistics for Abstraction: - StatisticsResult: Independence relation #13 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 17004725, positive: 16539844, positive conditional: 16539844, positive unconditional: 0, negative: 464881, negative conditional: 464881, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50605867, positive: 49154340, positive conditional: 49154340, positive unconditional: 0, negative: 1451527, negative conditional: 1451527, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 49256376, positive: 49154340, positive conditional: 0, positive unconditional: 49154340, negative: 102036, negative conditional: 0, negative unconditional: 102036, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 62659, positive: 62009, positive conditional: 0, positive unconditional: 62009, negative: 650, negative conditional: 0, negative unconditional: 650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 49256376, positive: 49092331, positive conditional: 0, positive unconditional: 49092331, negative: 101386, negative conditional: 0, negative unconditional: 101386, unknown: 62659, unknown conditional: 0, unknown unconditional: 62659] , Statistics on independence cache: Total cache size (in pairs): 62659, Positive cache size: 62009, Positive conditional cache size: 0, Positive unconditional cache size: 62009, Negative cache size: 650, Negative conditional cache size: 0, Negative unconditional cache size: 650, Independence queries for same thread: 1349491, Statistics for Abstraction: - TimeoutResultAtElement [Line: 1133]: 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, 1035 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 534.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 531.9s, 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: 56, 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, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 3382 NumberOfCodeBlocks, 3382 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 3370 ConstructedInterpolants, 0 QuantifiedInterpolants, 8074 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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