/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/divinefifo_1w1r.line1581.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-03 15:40:55,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-03 15:40:55,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-03 15:40:55,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-03 15:40:55,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-03 15:40:55,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-03 15:40:55,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-03 15:40:55,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-03 15:40:55,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-03 15:40:55,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-03 15:40:55,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-03 15:40:55,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-03 15:40:55,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-03 15:40:55,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-03 15:40:55,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-03 15:40:55,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-03 15:40:55,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-03 15:40:55,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-03 15:40:55,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-03 15:40:55,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-03 15:40:55,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-03 15:40:55,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-03 15:40:55,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-03 15:40:55,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-03 15:40:55,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-03 15:40:55,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-03 15:40:55,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-03 15:40:55,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-03 15:40:55,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-03 15:40:55,731 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-03 15:40:55,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-03 15:40:55,732 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-03 15:40:55,732 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-03 15:40:55,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-03 15:40:55,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-03 15:40:55,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-03 15:40:55,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-03 15:40:55,734 INFO L138 SettingsManager]: * Use SBE=true [2022-10-03 15:40:55,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-03 15:40:55,735 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-03 15:40:55,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-03 15:40:55,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-03 15:40:55,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-03 15:40:55,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-03 15:40:55,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-03 15:40:55,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-03 15:40:55,736 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-03 15:40:55,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-03 15:40:55,736 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-03 15:40:55,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-03 15:40:55,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-03 15:40:55,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-03 15:40:55,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-03 15:40:55,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-03 15:40:55,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 15:40:55,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-03 15:40:55,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-03 15:40:55,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-03 15:40:55,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-03 15:40:55,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-03 15:40:55,737 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-03 15:40:55,737 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-03 15:40:55,738 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-03 15:40:55,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-03 15:40:55,738 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-03 15:40:55,738 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-03 15:40:55,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-03 15:40:55,738 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-03 15:40:55,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-03 15:40:55,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-03 15:40:55,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-03 15:40:55,959 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-03 15:40:55,960 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-03 15:40:55,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo_1w1r.line1581.bpl [2022-10-03 15:40:55,961 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo_1w1r.line1581.bpl' [2022-10-03 15:40:56,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-03 15:40:56,052 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-03 15:40:56,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-03 15:40:56,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-03 15:40:56,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-03 15:40:56,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/1) ... [2022-10-03 15:40:56,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/1) ... [2022-10-03 15:40:56,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/1) ... [2022-10-03 15:40:56,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/1) ... [2022-10-03 15:40:56,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/1) ... [2022-10-03 15:40:56,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/1) ... [2022-10-03 15:40:56,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/1) ... [2022-10-03 15:40:56,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-03 15:40:56,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-03 15:40:56,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-03 15:40:56,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-03 15:40:56,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/1) ... [2022-10-03 15:40:56,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 15:40:56,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 15:40:56,261 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) [2022-10-03 15:40:56,288 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 [2022-10-03 15:40:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-10-03 15:40:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-10-03 15:40:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-03 15:40:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-03 15:40:56,310 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-03 15:40:56,515 INFO L234 CfgBuilder]: Building ICFG [2022-10-03 15:40:56,516 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-03 15:40:57,668 INFO L275 CfgBuilder]: Performing block encoding [2022-10-03 15:40:57,702 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-03 15:40:57,702 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-03 15:40:57,706 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 03:40:57 BoogieIcfgContainer [2022-10-03 15:40:57,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-03 15:40:57,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-03 15:40:57,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-03 15:40:57,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-03 15:40:57,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:40:56" (1/2) ... [2022-10-03 15:40:57,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b16ef0c and model type divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 03:40:57, skipping insertion in model container [2022-10-03 15:40:57,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 03:40:57" (2/2) ... [2022-10-03 15:40:57,721 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.line1581.bpl [2022-10-03 15:40:57,728 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-03 15:40:57,735 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-03 15:40:57,735 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-03 15:40:57,735 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-03 15:40:57,914 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-03 15:40:57,974 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 15:40:57,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 15:40:57,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 15:40:57,976 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) [2022-10-03 15:40:57,985 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 [2022-10-03 15:40:58,017 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 15:40:58,023 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-03 15:40:58,032 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;@6fbb34d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 15:40:58,033 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 15:40:58,579 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:40:58,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:40:58,584 INFO L85 PathProgramCache]: Analyzing trace with hash -2091022382, now seen corresponding path program 1 times [2022-10-03 15:40:58,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:40:58,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160803896] [2022-10-03 15:40:58,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:40:58,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:40:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:40:59,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:40:59,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:40:59,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160803896] [2022-10-03 15:40:59,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160803896] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:40:59,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:40:59,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-03 15:40:59,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862320435] [2022-10-03 15:40:59,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:40:59,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-03 15:40:59,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:40:59,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-03 15:40:59,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-03 15:40:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:40:59,331 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:40:59,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 363.5) internal successors, (727), 2 states have internal predecessors, (727), 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) [2022-10-03 15:40:59,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:40:59,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:40:59,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-03 15:40:59,566 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:40:59,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:40:59,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1801882074, now seen corresponding path program 1 times [2022-10-03 15:40:59,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:40:59,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080453425] [2022-10-03 15:40:59,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:40:59,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:40:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:41:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:41:03,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:41:03,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080453425] [2022-10-03 15:41:03,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080453425] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:41:03,996 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:41:03,996 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [66] imperfect sequences [] total 66 [2022-10-03 15:41:03,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226343155] [2022-10-03 15:41:03,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:41:03,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-10-03 15:41:03,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:41:04,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-10-03 15:41:04,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=4082, Unknown=0, NotChecked=0, Total=4290 [2022-10-03 15:41:04,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:04,004 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:41:04,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 11.984848484848484) internal successors, (791), 66 states have internal predecessors, (791), 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) [2022-10-03 15:41:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:04,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:23,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:23,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:41:23,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-03 15:41:23,924 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:41:23,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:41:23,924 INFO L85 PathProgramCache]: Analyzing trace with hash -153292438, now seen corresponding path program 1 times [2022-10-03 15:41:23,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:41:23,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162720861] [2022-10-03 15:41:23,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:41:23,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:41:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:41:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:41:26,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:41:26,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162720861] [2022-10-03 15:41:26,535 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162720861] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:41:26,535 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:41:26,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [64] imperfect sequences [] total 64 [2022-10-03 15:41:26,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556520966] [2022-10-03 15:41:26,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:41:26,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2022-10-03 15:41:26,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:41:26,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2022-10-03 15:41:26,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=3828, Unknown=0, NotChecked=0, Total=4032 [2022-10-03 15:41:26,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:26,540 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:41:26,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 13.03125) internal successors, (834), 64 states have internal predecessors, (834), 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) [2022-10-03 15:41:26,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:26,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:41:26,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-10-03 15:41:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:41:42,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-03 15:41:42,581 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:41:42,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:41:42,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1225041975, now seen corresponding path program 1 times [2022-10-03 15:41:42,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:41:42,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247409874] [2022-10-03 15:41:42,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:41:42,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:41:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:41:45,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:41:45,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:41:45,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247409874] [2022-10-03 15:41:45,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247409874] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:41:45,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:41:45,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [75] imperfect sequences [] total 75 [2022-10-03 15:41:45,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146004203] [2022-10-03 15:41:45,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:41:45,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2022-10-03 15:41:45,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:41:45,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2022-10-03 15:41:45,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=5315, Unknown=0, NotChecked=0, Total=5550 [2022-10-03 15:41:45,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:45,663 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:41:45,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 9.786666666666667) internal successors, (734), 75 states have internal predecessors, (734), 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) [2022-10-03 15:41:45,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:41:45,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-10-03 15:41:45,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:41:45,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:07,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:07,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-10-03 15:42:07,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:42:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-03 15:42:07,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-03 15:42:07,155 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:42:07,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:42:07,156 INFO L85 PathProgramCache]: Analyzing trace with hash -828291441, now seen corresponding path program 1 times [2022-10-03 15:42:07,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:42:07,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660932546] [2022-10-03 15:42:07,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:42:07,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:42:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:42:08,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:42:08,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:42:08,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660932546] [2022-10-03 15:42:08,366 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660932546] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:42:08,366 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:42:08,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2022-10-03 15:42:08,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92130690] [2022-10-03 15:42:08,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:42:08,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2022-10-03 15:42:08,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:42:08,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2022-10-03 15:42:08,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1780, Unknown=0, NotChecked=0, Total=1892 [2022-10-03 15:42:08,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:08,369 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:42:08,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 43 states have (on average 15.30232558139535) internal successors, (658), 44 states have internal predecessors, (658), 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) [2022-10-03 15:42:08,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:08,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-10-03 15:42:08,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:42:08,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-03 15:42:08,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:16,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:16,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-10-03 15:42:16,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:42:16,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-10-03 15:42:16,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-10-03 15:42:16,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-03 15:42:16,370 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:42:16,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:42:16,370 INFO L85 PathProgramCache]: Analyzing trace with hash 208343195, now seen corresponding path program 1 times [2022-10-03 15:42:16,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:42:16,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788983731] [2022-10-03 15:42:16,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:42:16,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:42:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:42:20,457 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:42:20,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:42:20,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788983731] [2022-10-03 15:42:20,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788983731] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:42:20,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:42:20,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [87] imperfect sequences [] total 87 [2022-10-03 15:42:20,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304468798] [2022-10-03 15:42:20,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:42:20,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2022-10-03 15:42:20,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:42:20,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2022-10-03 15:42:20,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=7201, Unknown=0, NotChecked=0, Total=7482 [2022-10-03 15:42:20,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:20,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:42:20,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 10.850574712643677) internal successors, (944), 87 states have internal predecessors, (944), 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) [2022-10-03 15:42:20,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:20,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-10-03 15:42:20,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:42:20,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-10-03 15:42:20,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2022-10-03 15:42:20,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:58,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:42:58,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-10-03 15:42:58,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:42:58,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-10-03 15:42:58,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2022-10-03 15:42:58,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2022-10-03 15:42:58,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-03 15:42:58,083 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:42:58,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:42:58,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1779806815, now seen corresponding path program 1 times [2022-10-03 15:42:58,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:42:58,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515224016] [2022-10-03 15:42:58,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:42:58,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:42:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:43:02,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:43:02,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:43:02,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515224016] [2022-10-03 15:43:02,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515224016] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:43:02,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:43:02,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [83] imperfect sequences [] total 83 [2022-10-03 15:43:02,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916791622] [2022-10-03 15:43:02,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:43:02,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2022-10-03 15:43:02,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:43:02,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2022-10-03 15:43:02,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=6547, Unknown=0, NotChecked=0, Total=6806 [2022-10-03 15:43:02,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:43:02,204 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:43:02,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 8.674698795180722) internal successors, (720), 83 states have internal predecessors, (720), 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) [2022-10-03 15:43:02,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:43:02,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-10-03 15:43:02,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-03 15:43:02,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2022-10-03 15:43:02,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2022-10-03 15:43:02,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 161 states. [2022-10-03 15:43:02,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:43:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:43:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-10-03 15:43:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-03 15:43:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-03 15:43:38,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:43:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2022-10-03 15:43:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2022-10-03 15:43:38,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-03 15:43:38,555 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:43:38,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:43:38,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1020785084, now seen corresponding path program 1 times [2022-10-03 15:43:38,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:43:38,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567718043] [2022-10-03 15:43:38,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:43:38,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:43:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:43:42,945 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 182 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:43:42,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:43:42,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567718043] [2022-10-03 15:43:42,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567718043] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 15:43:42,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881706765] [2022-10-03 15:43:42,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:43:42,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 15:43:42,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 15:43:42,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-03 15:43:42,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-03 15:43:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:43:43,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 2854 conjuncts, 321 conjunts are in the unsatisfiable core [2022-10-03 15:43:43,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 15:43:44,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-03 15:43:45,154 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-10-03 15:43:45,701 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-03 15:43:45,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:43:45,713 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2022-10-03 15:43:54,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:43:54,670 INFO L356 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2022-10-03 15:43:54,671 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2022-10-03 15:43:55,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:43:55,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:43:55,663 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 72 [2022-10-03 15:43:55,678 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-10-03 15:43:55,679 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 76 [2022-10-03 15:44:04,953 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2022-10-03 15:44:04,953 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-03 15:44:04,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [881706765] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:44:04,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-03 15:44:04,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [74] imperfect sequences [96] total 168 [2022-10-03 15:44:04,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393568695] [2022-10-03 15:44:04,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:44:04,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2022-10-03 15:44:04,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:44:04,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2022-10-03 15:44:04,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=613, Invalid=27439, Unknown=4, NotChecked=0, Total=28056 [2022-10-03 15:44:04,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:44:04,965 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:44:04,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 13.027027027027026) internal successors, (964), 74 states have internal predecessors, (964), 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) [2022-10-03 15:44:04,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:44:04,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-10-03 15:44:04,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-03 15:44:04,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-03 15:44:04,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:44:04,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2022-10-03 15:44:04,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2022-10-03 15:44:04,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:45:29,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:45:29,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-10-03 15:45:29,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-10-03 15:45:29,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-03 15:45:29,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:45:29,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2022-10-03 15:45:29,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2022-10-03 15:45:29,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-10-03 15:45:29,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-03 15:45:29,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-10-03 15:45:29,862 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:45:29,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:45:29,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1616237482, now seen corresponding path program 1 times [2022-10-03 15:45:29,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:45:29,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665150615] [2022-10-03 15:45:29,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:45:29,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:45:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:45:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:45:32,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:45:32,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665150615] [2022-10-03 15:45:32,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665150615] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:45:32,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:45:32,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2022-10-03 15:45:32,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014291787] [2022-10-03 15:45:32,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:45:32,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-10-03 15:45:32,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:45:32,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-10-03 15:45:32,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=2180, Unknown=0, NotChecked=0, Total=2352 [2022-10-03 15:45:32,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:45:32,177 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:45:32,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 17.408163265306122) internal successors, (853), 49 states have internal predecessors, (853), 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) [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-10-03 15:45:32,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:45:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:45:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-10-03 15:45:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-10-03 15:45:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2022-10-03 15:45:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:45:40,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2022-10-03 15:45:40,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2022-10-03 15:45:40,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-10-03 15:45:40,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-10-03 15:45:40,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-03 15:45:40,309 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:45:40,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:45:40,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1262790034, now seen corresponding path program 1 times [2022-10-03 15:45:40,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:45:40,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520765028] [2022-10-03 15:45:40,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:45:40,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:45:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:45:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-03 15:45:43,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:45:43,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520765028] [2022-10-03 15:45:43,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520765028] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:45:43,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:45:43,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2022-10-03 15:45:43,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735694321] [2022-10-03 15:45:43,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:45:43,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2022-10-03 15:45:43,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:45:43,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2022-10-03 15:45:43,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=3624, Unknown=0, NotChecked=0, Total=3782 [2022-10-03 15:45:43,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:45:43,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:45:43,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 15.35483870967742) internal successors, (952), 62 states have internal predecessors, (952), 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) [2022-10-03 15:45:43,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2022-10-03 15:45:43,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:46:10,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:46:10,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-03 15:46:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2022-10-03 15:46:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2022-10-03 15:46:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:46:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2022-10-03 15:46:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2022-10-03 15:46:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-10-03 15:46:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-10-03 15:46:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2022-10-03 15:46:10,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-03 15:46:10,052 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:46:10,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:46:10,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1159921342, now seen corresponding path program 1 times [2022-10-03 15:46:10,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:46:10,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81723505] [2022-10-03 15:46:10,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:46:10,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:46:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:46:16,234 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 40 proven. 66 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-03 15:46:16,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:46:16,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81723505] [2022-10-03 15:46:16,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81723505] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 15:46:16,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835108228] [2022-10-03 15:46:16,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:46:16,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 15:46:16,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 15:46:16,236 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-03 15:46:16,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-03 15:46:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:46:16,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 2692 conjuncts, 229 conjunts are in the unsatisfiable core [2022-10-03 15:46:16,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 15:46:17,263 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-03 15:46:18,103 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-10-03 15:46:18,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:46:18,564 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-03 15:46:18,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:46:18,802 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-03 15:46:19,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:46:19,403 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-03 15:46:19,418 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-10-03 15:46:20,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:46:20,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:46:20,085 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2022-10-03 15:46:20,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:46:20,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 32 [2022-10-03 15:46:22,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:46:22,580 INFO L356 Elim1Store]: treesize reduction 8, result has 65.2 percent of original size [2022-10-03 15:46:22,580 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 24 [2022-10-03 15:46:23,345 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2022-10-03 15:46:23,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-03 15:46:23,353 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 34 [2022-10-03 15:46:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-10-03 15:46:30,165 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-03 15:46:30,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1835108228] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:46:30,165 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-03 15:46:30,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [55] imperfect sequences [103] total 156 [2022-10-03 15:46:30,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606578872] [2022-10-03 15:46:30,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:46:30,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-10-03 15:46:30,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:46:30,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-10-03 15:46:30,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=573, Invalid=23607, Unknown=0, NotChecked=0, Total=24180 [2022-10-03 15:46:30,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:46:30,170 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:46:30,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 18.21818181818182) internal successors, (1002), 55 states have internal predecessors, (1002), 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) [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 177 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2022-10-03 15:46:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:46:47,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2022-10-03 15:46:47,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-10-03 15:46:47,381 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-03 15:46:47,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 15:46:47,560 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:46:47,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:46:47,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1648266692, now seen corresponding path program 1 times [2022-10-03 15:46:47,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:46:47,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213589619] [2022-10-03 15:46:47,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:46:47,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:46:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-10-03 15:53:53,827 WARN L249 SmtUtils]: Removed 2 from assertion stack [2022-10-03 15:53:53,829 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-03 15:53:53,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-03 15:53:53,830 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 1027 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 15ms.. [2022-10-03 15:53:53,831 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 [2022-10-03 15:53:53,831 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 [2022-10-03 15:53:53,835 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-03 15:53:53,837 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/2) [2022-10-03 15:53:53,838 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-03 15:53:53,838 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-03 15:53:53,840 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line1581.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 03:53:53 BasicIcfg [2022-10-03 15:53:53,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-03 15:53:53,841 INFO L158 Benchmark]: Toolchain (without parser) took 777789.08ms. Allocated memory was 202.4MB in the beginning and 1.1GB in the end (delta: 921.7MB). Free memory was 158.7MB in the beginning and 459.2MB in the end (delta: -300.6MB). Peak memory consumption was 621.3MB. Max. memory is 8.0GB. [2022-10-03 15:53:53,841 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 202.4MB. Free memory is still 164.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-03 15:53:53,841 INFO L158 Benchmark]: Boogie Preprocessor took 159.36ms. Allocated memory is still 202.4MB. Free memory was 158.5MB in the beginning and 151.7MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-10-03 15:53:53,842 INFO L158 Benchmark]: RCFGBuilder took 1492.49ms. Allocated memory was 202.4MB in the beginning and 251.7MB in the end (delta: 49.3MB). Free memory was 151.5MB in the beginning and 214.2MB in the end (delta: -62.6MB). Peak memory consumption was 34.9MB. Max. memory is 8.0GB. [2022-10-03 15:53:53,842 INFO L158 Benchmark]: TraceAbstraction took 776132.53ms. Allocated memory was 251.7MB in the beginning and 1.1GB in the end (delta: 872.4MB). Free memory was 213.1MB in the beginning and 459.2MB in the end (delta: -246.1MB). Peak memory consumption was 626.3MB. Max. memory is 8.0GB. [2022-10-03 15:53:53,843 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 0.14ms. Allocated memory is still 202.4MB. Free memory is still 164.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 159.36ms. Allocated memory is still 202.4MB. Free memory was 158.5MB in the beginning and 151.7MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1492.49ms. Allocated memory was 202.4MB in the beginning and 251.7MB in the end (delta: 49.3MB). Free memory was 151.5MB in the beginning and 214.2MB in the end (delta: -62.6MB). Peak memory consumption was 34.9MB. Max. memory is 8.0GB. * TraceAbstraction took 776132.53ms. Allocated memory was 251.7MB in the beginning and 1.1GB in the end (delta: 872.4MB). Free memory was 213.1MB in the beginning and 459.2MB in the end (delta: -246.1MB). Peak memory consumption was 626.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 527, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 511, Positive cache size: 511, Positive conditional cache size: 0, Positive unconditional cache size: 511, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 16, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1712, positive: 1663, positive conditional: 1663, positive unconditional: 0, negative: 49, negative conditional: 49, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 1665, Positive cache size: 1665, Positive conditional cache size: 0, Positive unconditional cache size: 1665, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 65, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1948, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 62, negative conditional: 62, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 2472, Positive cache size: 2471, Positive conditional cache size: 0, Positive unconditional cache size: 2471, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 126, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2338, positive: 2263, positive conditional: 2263, positive unconditional: 0, negative: 75, negative conditional: 75, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 2669, Positive cache size: 2668, Positive conditional cache size: 0, Positive unconditional cache size: 2668, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 201, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2072, positive: 2004, positive conditional: 2004, positive unconditional: 0, negative: 68, negative conditional: 68, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 2699, Positive cache size: 2698, Positive conditional cache size: 0, Positive unconditional cache size: 2698, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 269, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2932, positive: 2841, positive conditional: 2841, positive unconditional: 0, negative: 91, negative conditional: 91, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 2725, Positive cache size: 2724, Positive conditional cache size: 0, Positive unconditional cache size: 2724, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 360, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 22643, positive: 21750, positive conditional: 21750, positive unconditional: 0, negative: 893, negative conditional: 893, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 10505, Positive cache size: 10445, Positive conditional cache size: 0, Positive unconditional cache size: 10445, Negative cache size: 60, Negative conditional cache size: 0, Negative unconditional cache size: 60, Independence queries for same thread: 1121, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4279, positive: 4143, positive conditional: 4143, positive unconditional: 0, negative: 136, negative conditional: 136, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 10713, Positive cache size: 10653, Positive conditional cache size: 0, Positive unconditional cache size: 10653, Negative cache size: 60, Negative conditional cache size: 0, Negative unconditional cache size: 60, Independence queries for same thread: 1257, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 8574, positive: 8301, positive conditional: 8301, positive unconditional: 0, negative: 273, negative conditional: 273, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 13905, Positive cache size: 13841, Positive conditional cache size: 0, Positive unconditional cache size: 13841, Negative cache size: 64, Negative conditional cache size: 0, Negative unconditional cache size: 64, Independence queries for same thread: 1525, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 8731, positive: 8453, positive conditional: 8453, positive unconditional: 0, negative: 278, negative conditional: 278, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 14446, Positive cache size: 14381, Positive conditional cache size: 0, Positive unconditional cache size: 14381, Negative cache size: 65, Negative conditional cache size: 0, Negative unconditional cache size: 65, Independence queries for same thread: 1798, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 10409, positive: 10088, positive conditional: 10088, positive unconditional: 0, negative: 321, negative conditional: 321, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 18184, Positive cache size: 18118, Positive conditional cache size: 0, Positive unconditional cache size: 18118, Negative cache size: 66, Negative conditional cache size: 0, Negative unconditional cache size: 66, Independence queries for same thread: 2114, Statistics for Abstraction: - StatisticsResult: Independence relation #12 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 10271, positive: 9935, positive conditional: 9935, positive unconditional: 0, negative: 336, negative conditional: 336, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 76436, positive: 73838, positive conditional: 73838, positive unconditional: 0, negative: 2598, negative conditional: 2598, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73991, positive: 73838, positive conditional: 0, positive unconditional: 73838, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 20345, positive: 20275, positive conditional: 0, positive unconditional: 20275, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73991, positive: 53563, positive conditional: 0, positive unconditional: 53563, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 20345, unknown conditional: 0, unknown unconditional: 20345] , Statistics on independence cache: Total cache size (in pairs): 20345, Positive cache size: 20275, Positive conditional cache size: 0, Positive unconditional cache size: 20275, Negative cache size: 70, Negative conditional cache size: 0, Negative unconditional cache size: 70, Independence queries for same thread: 2445, Statistics for Abstraction: - TimeoutResultAtElement [Line: 1581]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 1027 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 15ms.. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 3 procedures, 1438 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 775.9s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 276.5s, 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: 1066, 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: 0.4s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 69.1s InterpolantComputationTime, 11719 NumberOfCodeBlocks, 11719 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 11706 ConstructedInterpolants, 210 QuantifiedInterpolants, 195452 SizeOfPredicates, 208 NumberOfNonLiveVariables, 5546 ConjunctsInSsa, 550 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 940/1188 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