/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk26/divinefifo_1w1r.line1166.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-24 15:16:39,472 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-10-24 15:16:39,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-24 15:16:39,568 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-24 15:16:39,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-24 15:16:39,568 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-24 15:16:39,568 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-24 15:16:39,569 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-24 15:16:39,569 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-24 15:16:39,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-24 15:16:39,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * Use SBE=true [2022-10-24 15:16:39,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-24 15:16:39,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-24 15:16:39,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 15:16:39,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-24 15:16:39,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-24 15:16:39,572 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-24 15:16:39,573 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-24 15:16:39,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-24 15:16:39,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-24 15:16:39,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-24 15:16:39,858 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-24 15:16:39,859 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-24 15:16:39,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk26/divinefifo_1w1r.line1166.bpl [2022-10-24 15:16:39,860 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk26/divinefifo_1w1r.line1166.bpl' [2022-10-24 15:16:39,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-24 15:16:39,926 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-24 15:16:39,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-24 15:16:39,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-24 15:16:39,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-24 15:16:39,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:39,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:39,990 INFO L138 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-24 15:16:39,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-24 15:16:39,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-24 15:16:39,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-24 15:16:39,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-24 15:16:39,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:39,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:40,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:40,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:40,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:40,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:40,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:40,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-24 15:16:40,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-24 15:16:40,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-24 15:16:40,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-24 15:16:40,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/1) ... [2022-10-24 15:16:40,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 15:16:40,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 15:16:40,116 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) [2022-10-24 15:16:40,126 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 [2022-10-24 15:16:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-10-24 15:16:40,170 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-10-24 15:16:40,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-24 15:16:40,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-24 15:16:40,174 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-24 15:16:40,372 INFO L234 CfgBuilder]: Building ICFG [2022-10-24 15:16:40,374 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-24 15:16:41,399 INFO L275 CfgBuilder]: Performing block encoding [2022-10-24 15:16:41,425 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-24 15:16:41,426 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-24 15:16:41,435 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:16:41 BoogieIcfgContainer [2022-10-24 15:16:41,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-24 15:16:41,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-24 15:16:41,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-24 15:16:41,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-24 15:16:41,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 03:16:39" (1/2) ... [2022-10-24 15:16:41,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75d5457d and model type divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:16:41, skipping insertion in model container [2022-10-24 15:16:41,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:16:41" (2/2) ... [2022-10-24 15:16:41,446 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.line1166.bpl [2022-10-24 15:16:41,453 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-24 15:16:41,460 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-24 15:16:41,460 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-24 15:16:41,460 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-24 15:16:41,587 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-24 15:16:41,645 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-24 15:16:41,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 15:16:41,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 15:16:41,653 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) [2022-10-24 15:16:41,657 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 [2022-10-24 15:16:41,676 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 15:16:41,701 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-24 15:16:41,702 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-24 15:16:41,702 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-24 15:16:41,714 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-24 15:16:41,726 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;@23ee8041, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 15:16:41,726 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 15:16:43,244 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:16:43,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:16:43,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1999426482, now seen corresponding path program 1 times [2022-10-24 15:16:43,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:16:43,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401760860] [2022-10-24 15:16:43,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:16:43,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:16:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:16:43,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 15:16:43,699 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:16:43,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401760860] [2022-10-24 15:16:43,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401760860] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:16:43,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:16:43,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-24 15:16:43,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200213302] [2022-10-24 15:16:43,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:16:43,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-24 15:16:43,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:16:43,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-24 15:16:43,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-24 15:16:43,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:16:43,741 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:16:43,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 201.5) internal successors, (403), 2 states have internal predecessors, (403), 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) [2022-10-24 15:16:43,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:16:44,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:16:44,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-24 15:16:44,595 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:16:44,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:16:44,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1137971142, now seen corresponding path program 1 times [2022-10-24 15:16:44,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:16:44,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228587306] [2022-10-24 15:16:44,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:16:44,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:16:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:16:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 15:16:45,661 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:16:45,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228587306] [2022-10-24 15:16:45,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228587306] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:16:45,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:16:45,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-10-24 15:16:45,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361987758] [2022-10-24 15:16:45,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:16:45,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-10-24 15:16:45,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:16:45,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-10-24 15:16:45,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=739, Unknown=0, NotChecked=0, Total=812 [2022-10-24 15:16:45,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:16:45,670 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:16:45,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 16.785714285714285) internal successors, (470), 29 states have internal predecessors, (470), 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) [2022-10-24 15:16:45,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:16:45,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:16:55,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:16:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:16:55,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-24 15:16:55,493 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:16:55,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:16:55,495 INFO L85 PathProgramCache]: Analyzing trace with hash -2142290117, now seen corresponding path program 1 times [2022-10-24 15:16:55,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:16:55,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572374222] [2022-10-24 15:16:55,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:16:55,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:16:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:17:01,070 INFO L134 CoverageAnalysis]: Checked inductivity of 12636 backedges. 8965 proven. 2110 refuted. 0 times theorem prover too weak. 1561 trivial. 0 not checked. [2022-10-24 15:17:01,070 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:17:01,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572374222] [2022-10-24 15:17:01,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572374222] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 15:17:01,072 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 15:17:01,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2022-10-24 15:17:01,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989637468] [2022-10-24 15:17:01,073 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 15:17:01,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2022-10-24 15:17:01,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:17:01,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-10-24 15:17:01,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=2008, Unknown=0, NotChecked=0, Total=2162 [2022-10-24 15:17:01,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:17:01,079 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:17:01,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 55.723404255319146) internal successors, (2619), 47 states have internal predecessors, (2619), 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) [2022-10-24 15:17:01,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:17:01,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:17:01,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:17:30,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:17:30,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:17:30,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2022-10-24 15:17:30,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-24 15:17:30,713 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:17:30,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:17:30,713 INFO L85 PathProgramCache]: Analyzing trace with hash 2038466735, now seen corresponding path program 1 times [2022-10-24 15:17:30,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:17:30,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134154643] [2022-10-24 15:17:30,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:17:30,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:17:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:17:35,057 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2022-10-24 15:17:35,057 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:17:35,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134154643] [2022-10-24 15:17:35,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134154643] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:17:35,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:17:35,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [80] imperfect sequences [] total 80 [2022-10-24 15:17:35,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032675557] [2022-10-24 15:17:35,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:17:35,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2022-10-24 15:17:35,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:17:35,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2022-10-24 15:17:35,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=6078, Unknown=0, NotChecked=0, Total=6320 [2022-10-24 15:17:35,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:17:35,062 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:17:35,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 13.85) internal successors, (1108), 80 states have internal predecessors, (1108), 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) [2022-10-24 15:17:35,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:17:35,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:17:35,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2022-10-24 15:17:35,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:18:20,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:18:20,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:18:20,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:18:20,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:18:20,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-24 15:18:20,791 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:18:20,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:18:20,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1647203845, now seen corresponding path program 2 times [2022-10-24 15:18:20,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:18:20,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782412397] [2022-10-24 15:18:20,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:18:20,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:18:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:18:25,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3084 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 2828 trivial. 0 not checked. [2022-10-24 15:18:25,561 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:18:25,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782412397] [2022-10-24 15:18:25,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782412397] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:18:25,562 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:18:25,562 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [82] imperfect sequences [] total 82 [2022-10-24 15:18:25,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809840996] [2022-10-24 15:18:25,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:18:25,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2022-10-24 15:18:25,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:18:25,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2022-10-24 15:18:25,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=6368, Unknown=0, NotChecked=0, Total=6642 [2022-10-24 15:18:25,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:18:25,568 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:18:25,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 14.804878048780488) internal successors, (1214), 82 states have internal predecessors, (1214), 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) [2022-10-24 15:18:25,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:18:25,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:18:25,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:18:25,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:18:25,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:19:00,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:19:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:19:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:19:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:19:00,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:19:00,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-24 15:19:00,987 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:19:00,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:19:00,988 INFO L85 PathProgramCache]: Analyzing trace with hash 575992083, now seen corresponding path program 3 times [2022-10-24 15:19:00,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:19:00,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565195136] [2022-10-24 15:19:00,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:19:00,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:19:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:19:05,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3440 backedges. 520 proven. 0 refuted. 0 times theorem prover too weak. 2920 trivial. 0 not checked. [2022-10-24 15:19:05,466 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:19:05,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565195136] [2022-10-24 15:19:05,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565195136] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:19:05,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:19:05,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [79] imperfect sequences [] total 79 [2022-10-24 15:19:05,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364027304] [2022-10-24 15:19:05,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:19:05,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2022-10-24 15:19:05,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:19:05,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2022-10-24 15:19:05,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=251, Invalid=5911, Unknown=0, NotChecked=0, Total=6162 [2022-10-24 15:19:05,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:19:05,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:19:05,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 16.78481012658228) internal successors, (1326), 79 states have internal predecessors, (1326), 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) [2022-10-24 15:19:05,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:19:05,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:19:05,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:19:05,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:19:05,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:19:05,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:19:38,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:19:38,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:19:38,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:19:38,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:19:38,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:19:38,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2022-10-24 15:19:38,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-24 15:19:38,052 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:19:38,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:19:38,053 INFO L85 PathProgramCache]: Analyzing trace with hash -492042643, now seen corresponding path program 4 times [2022-10-24 15:19:38,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:19:38,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228508842] [2022-10-24 15:19:38,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:19:38,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:19:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:19:41,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3084 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 2848 trivial. 0 not checked. [2022-10-24 15:19:41,981 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:19:41,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228508842] [2022-10-24 15:19:41,981 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228508842] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:19:41,981 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:19:41,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [74] imperfect sequences [] total 74 [2022-10-24 15:19:41,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707351817] [2022-10-24 15:19:41,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:19:41,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2022-10-24 15:19:41,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:19:41,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2022-10-24 15:19:41,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=5146, Unknown=0, NotChecked=0, Total=5402 [2022-10-24 15:19:41,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:19:41,986 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:19:41,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 16.27027027027027) internal successors, (1204), 74 states have internal predecessors, (1204), 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) [2022-10-24 15:19:41,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:19:41,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-10-24 15:19:41,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:19:41,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:19:41,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:19:41,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2022-10-24 15:19:41,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:20:14,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:20:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:20:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:20:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:20:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:20:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:20:14,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2022-10-24 15:20:14,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-24 15:20:14,928 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:20:14,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:20:14,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1960577974, now seen corresponding path program 1 times [2022-10-24 15:20:14,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:20:14,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526716309] [2022-10-24 15:20:14,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:20:14,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:20:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:20:16,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 15:20:16,934 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:20:16,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526716309] [2022-10-24 15:20:16,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526716309] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:20:16,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:20:16,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [66] imperfect sequences [] total 66 [2022-10-24 15:20:16,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350965490] [2022-10-24 15:20:16,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:20:16,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-10-24 15:20:16,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:20:16,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-10-24 15:20:16,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=4087, Unknown=0, NotChecked=0, Total=4290 [2022-10-24 15:20:16,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:20:16,939 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:20:16,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 8.06060606060606) internal successors, (532), 66 states have internal predecessors, (532), 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) [2022-10-24 15:20:16,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:20:16,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:20:16,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:20:16,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:20:16,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:20:16,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:20:16,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2022-10-24 15:20:16,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:20:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:20:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:20:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:20:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:20:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:20:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:20:40,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2022-10-24 15:20:40,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-10-24 15:20:40,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-24 15:20:40,535 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:20:40,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:20:40,536 INFO L85 PathProgramCache]: Analyzing trace with hash -126162716, now seen corresponding path program 1 times [2022-10-24 15:20:40,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:20:40,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77537466] [2022-10-24 15:20:40,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:20:40,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:20:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:20:45,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4197 backedges. 787 proven. 0 refuted. 0 times theorem prover too weak. 3410 trivial. 0 not checked. [2022-10-24 15:20:45,552 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:20:45,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77537466] [2022-10-24 15:20:45,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77537466] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:20:45,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:20:45,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [79] imperfect sequences [] total 79 [2022-10-24 15:20:45,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404048433] [2022-10-24 15:20:45,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:20:45,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2022-10-24 15:20:45,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:20:45,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2022-10-24 15:20:45,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=5928, Unknown=0, NotChecked=0, Total=6162 [2022-10-24 15:20:45,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:20:45,556 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:20:45,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 16.037974683544302) internal successors, (1267), 79 states have internal predecessors, (1267), 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) [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-10-24 15:20:45,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:21:29,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:21:29,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:21:29,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 273 states. [2022-10-24 15:21:29,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:21:29,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:21:29,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:21:29,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:21:29,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:21:29,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 15:21:29,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-24 15:21:29,699 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:21:29,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:21:29,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1482886652, now seen corresponding path program 1 times [2022-10-24 15:21:29,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:21:29,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144125926] [2022-10-24 15:21:29,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:21:29,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:21:30,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:21:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 5078 backedges. 1058 proven. 0 refuted. 0 times theorem prover too weak. 4020 trivial. 0 not checked. [2022-10-24 15:21:33,752 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:21:33,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144125926] [2022-10-24 15:21:33,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144125926] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 15:21:33,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 15:21:33,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [78] imperfect sequences [] total 78 [2022-10-24 15:21:33,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605294376] [2022-10-24 15:21:33,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 15:21:33,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2022-10-24 15:21:33,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:21:33,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2022-10-24 15:21:33,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=5767, Unknown=0, NotChecked=0, Total=6006 [2022-10-24 15:21:33,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:21:33,758 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:21:33,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 16.641025641025642) internal successors, (1298), 78 states have internal predecessors, (1298), 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) [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 273 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 15:21:33,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:22:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:22:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:22:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2022-10-24 15:22:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:22:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:22:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:22:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:22:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:22:04,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2022-10-24 15:22:04,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2022-10-24 15:22:04,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-24 15:22:04,021 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:22:04,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:22:04,021 INFO L85 PathProgramCache]: Analyzing trace with hash -931629866, now seen corresponding path program 1 times [2022-10-24 15:22:04,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:22:04,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112822146] [2022-10-24 15:22:04,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:22:04,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:22:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:22:05,144 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 15:22:05,144 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:22:05,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112822146] [2022-10-24 15:22:05,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112822146] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 15:22:05,144 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 15:22:05,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2022-10-24 15:22:05,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856796644] [2022-10-24 15:22:05,145 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 15:22:05,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-10-24 15:22:05,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:22:05,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-10-24 15:22:05,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=2296, Unknown=0, NotChecked=0, Total=2450 [2022-10-24 15:22:05,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:22:05,147 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:22:05,148 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 49 states have (on average 17.306122448979593) internal successors, (848), 50 states have internal predecessors, (848), 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) [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2022-10-24 15:22:05,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:22:23,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:22:23,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:22:23,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2022-10-24 15:22:23,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:22:23,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:22:23,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:22:23,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:22:23,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:22:23,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2022-10-24 15:22:23,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2022-10-24 15:22:23,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2022-10-24 15:22:23,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-24 15:22:23,529 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:22:23,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:22:23,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1505747091, now seen corresponding path program 1 times [2022-10-24 15:22:23,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:22:23,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580717879] [2022-10-24 15:22:23,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:22:23,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:22:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:22:28,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1699 backedges. 900 proven. 182 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2022-10-24 15:22:28,606 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:22:28,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580717879] [2022-10-24 15:22:28,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580717879] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 15:22:28,606 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 15:22:28,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [102] total 102 [2022-10-24 15:22:28,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340078626] [2022-10-24 15:22:28,607 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 15:22:28,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2022-10-24 15:22:28,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:22:28,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2022-10-24 15:22:28,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=413, Invalid=9889, Unknown=0, NotChecked=0, Total=10302 [2022-10-24 15:22:28,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:22:28,611 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:22:28,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 14.568627450980392) internal successors, (1486), 102 states have internal predecessors, (1486), 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) [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 147 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2022-10-24 15:22:28,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-24 15:23:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2022-10-24 15:23:28,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-24 15:23:28,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2022-10-24 15:23:28,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-24 15:23:28,529 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:23:28,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:23:28,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1175850982, now seen corresponding path program 1 times [2022-10-24 15:23:28,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:23:28,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568002381] [2022-10-24 15:23:28,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:23:28,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:23:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:23:31,770 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 15:23:31,770 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:23:31,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568002381] [2022-10-24 15:23:31,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568002381] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 15:23:31,771 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 15:23:31,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87] total 87 [2022-10-24 15:23:31,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880725871] [2022-10-24 15:23:31,771 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 15:23:31,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2022-10-24 15:23:31,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:23:31,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2022-10-24 15:23:31,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=267, Invalid=7215, Unknown=0, NotChecked=0, Total=7482 [2022-10-24 15:23:31,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:23:31,775 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:23:31,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 10.459770114942529) internal successors, (910), 87 states have internal predecessors, (910), 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) [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2022-10-24 15:23:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:24:26,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:24:26,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:24:26,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2022-10-24 15:24:26,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:24:26,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:24:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:24:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:24:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:24:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2022-10-24 15:24:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 150 states. [2022-10-24 15:24:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-24 15:24:26,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2022-10-24 15:24:26,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2022-10-24 15:24:26,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-24 15:24:26,084 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 15:24:26,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 15:24:26,085 INFO L85 PathProgramCache]: Analyzing trace with hash 315751808, now seen corresponding path program 1 times [2022-10-24 15:24:26,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 15:24:26,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245417217] [2022-10-24 15:24:26,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 15:24:26,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 15:24:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 15:24:32,179 INFO L134 CoverageAnalysis]: Checked inductivity of 5484 backedges. 3019 proven. 1674 refuted. 0 times theorem prover too weak. 791 trivial. 0 not checked. [2022-10-24 15:24:32,180 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 15:24:32,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245417217] [2022-10-24 15:24:32,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245417217] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 15:24:32,180 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 15:24:32,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73] total 73 [2022-10-24 15:24:32,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962117190] [2022-10-24 15:24:32,180 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 15:24:32,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2022-10-24 15:24:32,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 15:24:32,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2022-10-24 15:24:32,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=5040, Unknown=0, NotChecked=0, Total=5256 [2022-10-24 15:24:32,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:24:32,184 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 15:24:32,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 29.767123287671232) internal successors, (2173), 73 states have internal predecessors, (2173), 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) [2022-10-24 15:24:32,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 15:24:32,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-10-24 15:24:32,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 153 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 150 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 193 states. [2022-10-24 15:24:32,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-24 15:29:17,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-24 15:29:17,479 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 381 known predicates. [2022-10-24 15:29:17,480 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 [2022-10-24 15:29:17,482 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-24 15:29:17,488 INFO L444 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-24 15:29:17,489 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/2) [2022-10-24 15:29:17,491 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-24 15:29:17,491 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-24 15:29:17,494 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line1166.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 03:29:17 BasicIcfg [2022-10-24 15:29:17,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-24 15:29:17,494 INFO L158 Benchmark]: Toolchain (without parser) took 757568.64ms. Allocated memory was 203.4MB in the beginning and 5.5GB in the end (delta: 5.3GB). Free memory was 176.5MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. [2022-10-24 15:29:17,495 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 203.4MB. Free memory was 182.6MB in the beginning and 182.6MB in the end (delta: 65.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-24 15:29:17,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.04ms. Allocated memory is still 203.4MB. Free memory was 176.4MB in the beginning and 173.9MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-24 15:29:17,495 INFO L158 Benchmark]: Boogie Preprocessor took 96.18ms. Allocated memory is still 203.4MB. Free memory was 173.9MB in the beginning and 168.3MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-10-24 15:29:17,495 INFO L158 Benchmark]: RCFGBuilder took 1347.65ms. Allocated memory is still 203.4MB. Free memory was 168.3MB in the beginning and 120.0MB in the end (delta: 48.3MB). Peak memory consumption was 49.5MB. Max. memory is 8.0GB. [2022-10-24 15:29:17,496 INFO L158 Benchmark]: TraceAbstraction took 756053.97ms. Allocated memory was 203.4MB in the beginning and 5.5GB in the end (delta: 5.3GB). Free memory was 119.5MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. [2022-10-24 15:29:17,497 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 203.4MB. Free memory was 182.6MB in the beginning and 182.6MB in the end (delta: 65.9kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.04ms. Allocated memory is still 203.4MB. Free memory was 176.4MB in the beginning and 173.9MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 96.18ms. Allocated memory is still 203.4MB. Free memory was 173.9MB in the beginning and 168.3MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1347.65ms. Allocated memory is still 203.4MB. Free memory was 168.3MB in the beginning and 120.0MB in the end (delta: 48.3MB). Peak memory consumption was 49.5MB. Max. memory is 8.0GB. * TraceAbstraction took 756053.97ms. Allocated memory was 203.4MB in the beginning and 5.5GB in the end (delta: 5.3GB). Free memory was 119.5MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 13070, positive: 12678, positive conditional: 12678, positive unconditional: 0, negative: 392, negative conditional: 392, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 12331, Positive cache size: 12298, Positive conditional cache size: 0, Positive unconditional cache size: 12298, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Independence queries for same thread: 359, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 15053, positive: 14593, positive conditional: 14593, positive unconditional: 0, negative: 460, negative conditional: 460, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 13538, Positive cache size: 13505, Positive conditional cache size: 0, Positive unconditional cache size: 13505, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Independence queries for same thread: 786, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 110047, positive: 103813, positive conditional: 103813, positive unconditional: 0, negative: 6234, negative conditional: 6234, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 68086, Positive cache size: 67726, Positive conditional cache size: 0, Positive unconditional cache size: 67726, Negative cache size: 360, Negative conditional cache size: 0, Negative unconditional cache size: 360, Independence queries for same thread: 6618, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 243753, positive: 230291, positive conditional: 230291, positive unconditional: 0, negative: 13462, negative conditional: 13462, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 144641, Positive cache size: 143799, Positive conditional cache size: 0, Positive unconditional cache size: 143799, Negative cache size: 842, Negative conditional cache size: 0, Negative unconditional cache size: 842, Independence queries for same thread: 18916, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 238380, positive: 225311, positive conditional: 225311, positive unconditional: 0, negative: 13069, negative conditional: 13069, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 156500, Positive cache size: 155601, Positive conditional cache size: 0, Positive unconditional cache size: 155601, Negative cache size: 899, Negative conditional cache size: 0, Negative unconditional cache size: 899, Independence queries for same thread: 30733, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 237436, positive: 224366, positive conditional: 224366, positive unconditional: 0, negative: 13070, negative conditional: 13070, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 177582, Positive cache size: 176634, Positive conditional cache size: 0, Positive unconditional cache size: 176634, Negative cache size: 948, Negative conditional cache size: 0, Negative unconditional cache size: 948, Independence queries for same thread: 42548, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 239211, positive: 226104, positive conditional: 226104, positive unconditional: 0, negative: 13107, negative conditional: 13107, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 178044, Positive cache size: 177093, Positive conditional cache size: 0, Positive unconditional cache size: 177093, Negative cache size: 951, Negative conditional cache size: 0, Negative unconditional cache size: 951, Independence queries for same thread: 54392, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 74205, positive: 71276, positive conditional: 71276, positive unconditional: 0, negative: 2929, negative conditional: 2929, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 178132, Positive cache size: 177181, Positive conditional cache size: 0, Positive unconditional cache size: 177181, Negative cache size: 951, Negative conditional cache size: 0, Negative unconditional cache size: 951, Independence queries for same thread: 56885, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 225533, positive: 212859, positive conditional: 212859, positive unconditional: 0, negative: 12674, negative conditional: 12674, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 178502, Positive cache size: 177551, Positive conditional cache size: 0, Positive unconditional cache size: 177551, Negative cache size: 951, Negative conditional cache size: 0, Negative unconditional cache size: 951, Independence queries for same thread: 68424, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 244561, positive: 230894, positive conditional: 230894, positive unconditional: 0, negative: 13667, negative conditional: 13667, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 181492, Positive cache size: 180541, Positive conditional cache size: 0, Positive unconditional cache size: 180541, Negative cache size: 951, Negative conditional cache size: 0, Negative unconditional cache size: 951, Independence queries for same thread: 80857, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 16085, positive: 15549, positive conditional: 15549, positive unconditional: 0, negative: 536, negative conditional: 536, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 182076, Positive cache size: 181125, Positive conditional cache size: 0, Positive unconditional cache size: 181125, Negative cache size: 951, Negative conditional cache size: 0, Negative unconditional cache size: 951, Independence queries for same thread: 81389, Statistics for Abstraction: - StatisticsResult: Independence relation #12 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 253071, positive: 239214, positive conditional: 239214, positive unconditional: 0, negative: 13857, negative conditional: 13857, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 183683, Positive cache size: 182732, Positive conditional cache size: 0, Positive unconditional cache size: 182732, Negative cache size: 951, Negative conditional cache size: 0, Negative unconditional cache size: 951, Independence queries for same thread: 94011, Statistics for Abstraction: - StatisticsResult: Independence relation #13 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 62356, positive: 60012, positive conditional: 60012, positive unconditional: 0, negative: 2344, negative conditional: 2344, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 183683, Positive cache size: 182732, Positive conditional cache size: 0, Positive unconditional cache size: 182732, Negative cache size: 951, Negative conditional cache size: 0, Negative unconditional cache size: 951, Independence queries for same thread: 96060, Statistics for Abstraction: - StatisticsResult: Independence relation #14 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 231321, positive: 218443, positive conditional: 218443, positive unconditional: 0, negative: 12878, negative conditional: 12878, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 183684, Positive cache size: 182733, Positive conditional cache size: 0, Positive unconditional cache size: 182733, Negative cache size: 951, Negative conditional cache size: 0, Negative unconditional cache size: 951, Independence queries for same thread: 107803, Statistics for Abstraction: - StatisticsResult: Independence relation #15 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 39989, positive: 37656, positive conditional: 37656, positive unconditional: 0, negative: 2333, negative conditional: 2333, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2244071, positive: 2123059, positive conditional: 2123059, positive unconditional: 0, negative: 121012, negative conditional: 121012, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2133956, positive: 2123059, positive conditional: 0, positive unconditional: 2123059, negative: 10897, negative conditional: 0, negative unconditional: 10897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 187959, positive: 187005, positive conditional: 0, positive unconditional: 187005, negative: 954, negative conditional: 0, negative unconditional: 954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2133956, positive: 1936054, positive conditional: 0, positive unconditional: 1936054, negative: 9943, negative conditional: 0, negative unconditional: 9943, unknown: 187959, unknown conditional: 0, unknown unconditional: 187959] , Statistics on independence cache: Total cache size (in pairs): 187959, Positive cache size: 187005, Positive conditional cache size: 0, Positive unconditional cache size: 187005, Negative cache size: 954, Negative conditional cache size: 0, Negative unconditional cache size: 954, Independence queries for same thread: 110115, Statistics for Abstraction: - StatisticsResult: Independence relation #16 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 87149, positive: 84546, positive conditional: 84546, positive unconditional: 0, negative: 2603, negative conditional: 2603, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84669, positive: 84546, positive conditional: 84546, positive unconditional: 0, negative: 123, negative conditional: 123, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 84669, positive: 84546, positive conditional: 84546, positive unconditional: 0, negative: 123, negative conditional: 123, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 85051, positive: 84546, positive conditional: 5, positive unconditional: 84541, negative: 505, negative conditional: 377, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 85051, positive: 84546, positive conditional: 5, positive unconditional: 84541, negative: 505, negative conditional: 47, negative unconditional: 458, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 85051, positive: 84546, positive conditional: 5, positive unconditional: 84541, negative: 505, negative conditional: 47, negative unconditional: 458, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 36966, positive: 36845, positive conditional: 2, positive unconditional: 36843, negative: 121, negative conditional: 29, negative unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 36966, positive: 36843, positive conditional: 0, positive unconditional: 36843, negative: 123, negative conditional: 0, negative unconditional: 123, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 123, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 121, negative conditional: 29, negative unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 201, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 197, negative conditional: 59, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 85051, positive: 47701, positive conditional: 3, positive unconditional: 47698, negative: 384, negative conditional: 18, negative unconditional: 366, unknown: 36966, unknown conditional: 31, unknown unconditional: 36935] , Statistics on independence cache: Total cache size (in pairs): 36966, Positive cache size: 36845, Positive conditional cache size: 2, Positive unconditional cache size: 36843, Negative cache size: 121, Negative conditional cache size: 29, Negative unconditional cache size: 92, Eliminated conditions: 330, Maximal queried relation: 13, Independence queries for same thread: 2480 - TimeoutResultAtElement [Line: 1166]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 381 known predicates. - 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: 755.8s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 704.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2124, 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: 0.3s SsaConstructionTime, 5.2s SatisfiabilityAnalysisTime, 44.9s InterpolantComputationTime, 26259 NumberOfCodeBlocks, 26259 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 26245 ConstructedInterpolants, 0 QuantifiedInterpolants, 208878 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 35589/39919 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 [2022-10-24 15:29:17,525 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