/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/queue-add-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-19 17:29:10,751 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-19 17:29:10,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-19 17:29:10,869 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-19 17:29:10,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-19 17:29:10,869 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-19 17:29:10,870 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-19 17:29:10,870 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-19 17:29:10,870 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-19 17:29:10,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-19 17:29:10,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-19 17:29:10,871 INFO L138 SettingsManager]: * Use SBE=true [2023-05-19 17:29:10,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-19 17:29:10,872 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-19 17:29:10,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-19 17:29:10,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-19 17:29:10,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-19 17:29:10,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-19 17:29:10,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-19 17:29:10,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-19 17:29:10,873 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-19 17:29:10,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-19 17:29:10,873 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-19 17:29:10,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-19 17:29:10,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-19 17:29:10,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-19 17:29:10,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-19 17:29:10,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-19 17:29:10,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 17:29:10,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-19 17:29:10,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-19 17:29:10,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-19 17:29:10,875 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-19 17:29:10,875 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-19 17:29:10,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-19 17:29:10,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-19 17:29:10,876 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-19 17:29:10,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-19 17:29:10,876 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-19 17:29:10,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-19 17:29:11,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-19 17:29:11,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-19 17:29:11,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-19 17:29:11,172 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-19 17:29:11,173 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-19 17:29:11,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/queue-add-3.wvr.bpl [2023-05-19 17:29:11,174 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/queue-add-3.wvr.bpl' [2023-05-19 17:29:11,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-19 17:29:11,213 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-19 17:29:11,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-19 17:29:11,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-19 17:29:11,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-19 17:29:11,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,239 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-19 17:29:11,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-19 17:29:11,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-19 17:29:11,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-19 17:29:11,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-19 17:29:11,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,264 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-19 17:29:11,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-19 17:29:11,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-19 17:29:11,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-19 17:29:11,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/1) ... [2023-05-19 17:29:11,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 17:29:11,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:11,297 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) [2023-05-19 17:29:11,304 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 [2023-05-19 17:29:11,328 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-19 17:29:11,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-19 17:29:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-19 17:29:11,329 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-19 17:29:11,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-19 17:29:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-19 17:29:11,329 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-19 17:29:11,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-19 17:29:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-19 17:29:11,330 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-05-19 17:29:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-19 17:29:11,330 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-19 17:29:11,331 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-19 17:29:11,377 INFO L235 CfgBuilder]: Building ICFG [2023-05-19 17:29:11,379 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-19 17:29:11,502 INFO L276 CfgBuilder]: Performing block encoding [2023-05-19 17:29:11,530 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-19 17:29:11,530 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-19 17:29:11,532 INFO L202 PluginConnector]: Adding new model queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 05:29:11 BoogieIcfgContainer [2023-05-19 17:29:11,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-19 17:29:11,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-19 17:29:11,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-19 17:29:11,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-19 17:29:11,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 05:29:11" (1/2) ... [2023-05-19 17:29:11,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150d9693 and model type queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 05:29:11, skipping insertion in model container [2023-05-19 17:29:11,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 05:29:11" (2/2) ... [2023-05-19 17:29:11,539 INFO L112 eAbstractionObserver]: Analyzing ICFG queue-add-3.wvr.bpl [2023-05-19 17:29:11,546 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-19 17:29:11,553 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-19 17:29:11,553 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-19 17:29:11,553 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-19 17:29:11,633 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-05-19 17:29:11,692 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 17:29:11,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 17:29:11,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:11,713 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) [2023-05-19 17:29:11,732 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 [2023-05-19 17:29:11,779 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 17:29:11,800 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-19 17:29:11,814 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;@6448be82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 17:29:11,814 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-05-19 17:29:12,029 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:12,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:12,034 INFO L85 PathProgramCache]: Analyzing trace with hash -586571020, now seen corresponding path program 1 times [2023-05-19 17:29:12,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:12,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438058237] [2023-05-19 17:29:12,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:12,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 17:29:12,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:12,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438058237] [2023-05-19 17:29:12,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438058237] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:12,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242951151] [2023-05-19 17:29:12,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:12,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:12,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:12,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:12,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-19 17:29:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:12,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-19 17:29:12,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:12,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-19 17:29:12,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-19 17:29:12,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242951151] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 17:29:12,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-19 17:29:12,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-05-19 17:29:12,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112162214] [2023-05-19 17:29:12,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 17:29:12,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-19 17:29:12,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:12,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-19 17:29:12,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-05-19 17:29:12,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:12,679 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:12,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2023-05-19 17:29:12,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:12,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:12,749 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-19 17:29:12,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-05-19 17:29:12,943 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:12,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:12,944 INFO L85 PathProgramCache]: Analyzing trace with hash 501551191, now seen corresponding path program 2 times [2023-05-19 17:29:12,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:12,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908535470] [2023-05-19 17:29:12,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:12,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:13,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:13,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:13,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908535470] [2023-05-19 17:29:13,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908535470] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:13,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307364863] [2023-05-19 17:29:13,081 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 17:29:13,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:13,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:13,084 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:13,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-19 17:29:13,127 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 17:29:13,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:13,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-19 17:29:13,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:13,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:29:13,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:13,245 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:13,327 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-05-19 17:29:13,328 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2023-05-19 17:29:13,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:13,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307364863] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:13,342 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:13,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2023-05-19 17:29:13,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453827053] [2023-05-19 17:29:13,344 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:13,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-19 17:29:13,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:13,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-19 17:29:13,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-05-19 17:29:13,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:13,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:13,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 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) [2023-05-19 17:29:13,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:13,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:13,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:13,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:13,721 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:13,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:13,722 INFO L85 PathProgramCache]: Analyzing trace with hash -499907066, now seen corresponding path program 3 times [2023-05-19 17:29:13,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:13,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26804196] [2023-05-19 17:29:13,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:13,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:14,361 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:14,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:14,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26804196] [2023-05-19 17:29:14,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26804196] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:14,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516184554] [2023-05-19 17:29:14,370 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 17:29:14,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:14,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:14,377 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:14,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-19 17:29:14,426 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-19 17:29:14,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:14,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 28 conjunts are in the unsatisfiable core [2023-05-19 17:29:14,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:14,675 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:29:14,757 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:29:15,052 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:15,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:15,329 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:29:15,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2023-05-19 17:29:15,650 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:29:15,650 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2023-05-19 17:29:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:15,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516184554] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:15,751 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:15,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16, 16] total 39 [2023-05-19 17:29:15,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405545607] [2023-05-19 17:29:15,752 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:15,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-05-19 17:29:15,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:15,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-05-19 17:29:15,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1400, Unknown=0, NotChecked=0, Total=1560 [2023-05-19 17:29:15,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:15,754 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:15,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.625) internal successors, (105), 39 states have internal predecessors, (105), 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) [2023-05-19 17:29:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:15,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:16,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:16,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:16,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-19 17:29:16,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:16,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:16,869 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:16,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:16,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1562182967, now seen corresponding path program 4 times [2023-05-19 17:29:16,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:16,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618147269] [2023-05-19 17:29:16,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:16,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:16,948 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-19 17:29:16,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:16,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618147269] [2023-05-19 17:29:16,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618147269] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:16,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747151120] [2023-05-19 17:29:16,949 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 17:29:16,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:16,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:16,951 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:16,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-19 17:29:16,995 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 17:29:16,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:16,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 6 conjunts are in the unsatisfiable core [2023-05-19 17:29:16,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:17,043 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-19 17:29:17,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:17,105 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-19 17:29:17,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747151120] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:17,105 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:17,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 4 [2023-05-19 17:29:17,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393086045] [2023-05-19 17:29:17,106 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:17,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-19 17:29:17,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:17,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-19 17:29:17,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-05-19 17:29:17,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:17,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:17,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2023-05-19 17:29:17,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:17,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:17,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-19 17:29:17,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-19 17:29:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:17,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:17,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:17,494 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:17,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:17,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1805939669, now seen corresponding path program 5 times [2023-05-19 17:29:17,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:17,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371282839] [2023-05-19 17:29:17,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:17,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-19 17:29:17,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:17,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371282839] [2023-05-19 17:29:17,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371282839] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:17,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934891179] [2023-05-19 17:29:17,571 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 17:29:17,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:17,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:17,573 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:17,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-19 17:29:17,620 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2023-05-19 17:29:17,621 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:17,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2023-05-19 17:29:17,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 17:29:17,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:17,729 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 17:29:17,729 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1934891179] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:17,730 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:17,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 5 [2023-05-19 17:29:17,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803999416] [2023-05-19 17:29:17,730 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:17,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-19 17:29:17,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:17,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-19 17:29:17,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-05-19 17:29:17,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:17,731 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:17,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 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) [2023-05-19 17:29:17,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:17,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:17,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-19 17:29:17,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:17,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:17,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:17,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:17,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:29:17,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:17,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:17,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:18,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:18,113 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:18,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:18,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1151423383, now seen corresponding path program 6 times [2023-05-19 17:29:18,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:18,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612741535] [2023-05-19 17:29:18,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:18,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:18,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:18,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612741535] [2023-05-19 17:29:18,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612741535] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:18,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452107021] [2023-05-19 17:29:18,284 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 17:29:18,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:18,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:18,289 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:18,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-19 17:29:18,329 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2023-05-19 17:29:18,329 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:18,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 12 conjunts are in the unsatisfiable core [2023-05-19 17:29:18,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:18,384 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:29:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 17:29:18,400 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:18,446 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-05-19 17:29:18,446 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2023-05-19 17:29:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 17:29:18,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452107021] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:18,469 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:18,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 13 [2023-05-19 17:29:18,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483849483] [2023-05-19 17:29:18,469 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:18,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-05-19 17:29:18,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:18,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-05-19 17:29:18,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2023-05-19 17:29:18,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:18,470 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:18,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.714285714285714) internal successors, (94), 13 states have internal predecessors, (94), 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) [2023-05-19 17:29:18,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:18,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:18,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:29:18,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:18,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:18,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:18,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:29:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:18,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:18,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:18,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:18,889 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:18,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:18,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1257496116, now seen corresponding path program 7 times [2023-05-19 17:29:18,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:18,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018800492] [2023-05-19 17:29:18,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:18,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:19,701 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:19,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:19,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018800492] [2023-05-19 17:29:19,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018800492] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:19,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1258620457] [2023-05-19 17:29:19,701 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 17:29:19,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:19,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:19,709 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:19,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-19 17:29:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:19,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 52 conjunts are in the unsatisfiable core [2023-05-19 17:29:19,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:20,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:29:20,710 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:29:20,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2023-05-19 17:29:20,809 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:29:20,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2023-05-19 17:29:21,049 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:21,049 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:21,665 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:29:21,665 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 60 [2023-05-19 17:29:22,141 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:29:22,141 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 45 treesize of output 63 [2023-05-19 17:29:22,214 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:22,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1258620457] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:22,214 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:22,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 20, 20] total 53 [2023-05-19 17:29:22,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622071135] [2023-05-19 17:29:22,215 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:22,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2023-05-19 17:29:22,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:22,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2023-05-19 17:29:22,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=2642, Unknown=0, NotChecked=0, Total=2862 [2023-05-19 17:29:22,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:22,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:22,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 2.4074074074074074) internal successors, (130), 53 states have internal predecessors, (130), 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) [2023-05-19 17:29:22,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:22,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:22,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:29:22,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:22,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:22,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:22,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:24,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:24,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:24,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:29:24,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:24,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:24,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:24,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-19 17:29:24,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:24,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-05-19 17:29:24,615 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:24,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:24,615 INFO L85 PathProgramCache]: Analyzing trace with hash 937590985, now seen corresponding path program 8 times [2023-05-19 17:29:24,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:24,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335064396] [2023-05-19 17:29:24,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:24,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 49 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-05-19 17:29:24,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:24,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335064396] [2023-05-19 17:29:24,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335064396] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:24,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043497523] [2023-05-19 17:29:24,712 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 17:29:24,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:24,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:24,714 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:24,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-19 17:29:24,759 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 17:29:24,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:24,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-19 17:29:24,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:24,830 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-05-19 17:29:24,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:24,923 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-05-19 17:29:24,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2043497523] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:24,924 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:24,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 5 [2023-05-19 17:29:24,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509042838] [2023-05-19 17:29:24,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:24,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-19 17:29:24,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:24,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-19 17:29:24,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-05-19 17:29:24,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:24,925 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:24,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 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) [2023-05-19 17:29:24,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:24,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:24,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:29:24,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:24,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:24,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:24,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-19 17:29:24,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:25,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:29:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:29:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:25,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:25,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:25,424 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:25,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:25,424 INFO L85 PathProgramCache]: Analyzing trace with hash 688459810, now seen corresponding path program 9 times [2023-05-19 17:29:25,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:25,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265416883] [2023-05-19 17:29:25,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:25,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 17:29:25,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:25,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265416883] [2023-05-19 17:29:25,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265416883] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:25,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [374799381] [2023-05-19 17:29:25,555 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 17:29:25,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:25,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:25,557 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:25,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-19 17:29:25,594 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-19 17:29:25,594 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:25,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-19 17:29:25,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:25,667 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:29:25,760 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-19 17:29:25,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:25,856 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-05-19 17:29:25,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 11 [2023-05-19 17:29:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-05-19 17:29:25,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [374799381] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:25,879 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:25,879 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 7] total 19 [2023-05-19 17:29:25,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51416752] [2023-05-19 17:29:25,879 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:25,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-05-19 17:29:25,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:25,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-05-19 17:29:25,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2023-05-19 17:29:25,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:25,882 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:25,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.25) internal successors, (85), 19 states have internal predecessors, (85), 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) [2023-05-19 17:29:25,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:25,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:25,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:29:25,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:25,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:25,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:25,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:29:25,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:25,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:29:26,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:26,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-05-19 17:29:26,897 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:26,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:26,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1420649329, now seen corresponding path program 10 times [2023-05-19 17:29:26,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:26,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354493121] [2023-05-19 17:29:26,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:26,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:27,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:27,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354493121] [2023-05-19 17:29:27,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354493121] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:27,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1080897089] [2023-05-19 17:29:27,141 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 17:29:27,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:27,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:27,143 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:27,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-19 17:29:27,185 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 17:29:27,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:27,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 16 conjunts are in the unsatisfiable core [2023-05-19 17:29:27,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:27,393 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:29:27,394 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:29:27,409 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-19 17:29:27,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:27,472 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 17:29:27,473 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 17:29:27,547 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-19 17:29:27,547 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1080897089] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:29:27,547 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:29:27,547 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 16 [2023-05-19 17:29:27,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833472811] [2023-05-19 17:29:27,548 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:29:27,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-05-19 17:29:27,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:29:27,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-05-19 17:29:27,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2023-05-19 17:29:27,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:27,549 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:29:27,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.882352941176471) internal successors, (117), 16 states have internal predecessors, (117), 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) [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:29:27,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:29:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:29:27,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:29:27,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-05-19 17:29:28,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-05-19 17:29:28,009 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:29:28,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:29:28,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1185630002, now seen corresponding path program 11 times [2023-05-19 17:29:28,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:29:28,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422326157] [2023-05-19 17:29:28,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:29:28,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:29:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:29:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:29,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:29:29,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422326157] [2023-05-19 17:29:29,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422326157] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:29:29,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128348020] [2023-05-19 17:29:29,218 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 17:29:29,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:29:29,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:29:29,225 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:29:29,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-19 17:29:29,279 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2023-05-19 17:29:29,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:29:29,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 69 conjunts are in the unsatisfiable core [2023-05-19 17:29:29,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:29:31,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:29:31,208 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:29:31,208 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:29:31,209 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2023-05-19 17:29:31,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:29:31,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:29:31,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:29:31,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:29:31,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:29:31,407 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:29:31,409 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2023-05-19 17:29:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:29:31,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:29:33,861 INFO L356 Elim1Store]: treesize reduction 18, result has 92.0 percent of original size [2023-05-19 17:29:33,862 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 107 treesize of output 279 [2023-05-19 17:29:34,274 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:35,105 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:35,629 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:35,951 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:36,590 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:36,619 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:36,968 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:37,037 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:38,124 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:38,150 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:41,879 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:41,906 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:42,907 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:42,977 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:43,382 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:43,409 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:43,978 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:44,533 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:44,735 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:45,034 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:52,041 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:52,599 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:52,735 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:53,054 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:57,718 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:58,233 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:58,804 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:29:59,206 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:30:04,572 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:30:04,694 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:30:04,739 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:30:04,761 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:30:04,788 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:30:06,160 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:30:06,696 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:30:33,838 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:30:33,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 128 treesize of output 164 [2023-05-19 17:30:34,206 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:30:34,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128348020] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:30:34,207 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:30:34,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 30, 30] total 80 [2023-05-19 17:30:34,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677321333] [2023-05-19 17:30:34,207 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:30:34,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2023-05-19 17:30:34,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:30:34,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2023-05-19 17:30:34,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=428, Invalid=6052, Unknown=0, NotChecked=0, Total=6480 [2023-05-19 17:30:34,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:34,210 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:30:34,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 2.1728395061728394) internal successors, (176), 80 states have internal predecessors, (176), 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) [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:34,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:34,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:30:40,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-05-19 17:30:41,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-05-19 17:30:41,063 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:30:41,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:30:41,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1164795652, now seen corresponding path program 12 times [2023-05-19 17:30:41,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:30:41,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279973167] [2023-05-19 17:30:41,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:30:41,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:30:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:30:41,262 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-19 17:30:41,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:30:41,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279973167] [2023-05-19 17:30:41,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279973167] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:30:41,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [484244353] [2023-05-19 17:30:41,263 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 17:30:41,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:30:41,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:30:41,264 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:30:41,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-19 17:30:41,308 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2023-05-19 17:30:41,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:30:41,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-19 17:30:41,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:30:41,349 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:30:41,396 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-19 17:30:41,396 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:30:41,460 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-05-19 17:30:41,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 15 [2023-05-19 17:30:41,494 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-19 17:30:41,494 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [484244353] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:30:41,494 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:30:41,494 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2023-05-19 17:30:41,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002721779] [2023-05-19 17:30:41,495 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:30:41,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-19 17:30:41,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:30:41,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-19 17:30:41,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2023-05-19 17:30:41,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:41,496 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:30:41,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 12 states have internal predecessors, (56), 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) [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:41,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:41,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:30:41,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:30:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:30:42,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-05-19 17:30:42,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-05-19 17:30:42,270 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:30:42,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:30:42,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1683471829, now seen corresponding path program 13 times [2023-05-19 17:30:42,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:30:42,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766943237] [2023-05-19 17:30:42,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:30:42,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:30:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:30:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 1 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:30:42,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:30:42,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766943237] [2023-05-19 17:30:42,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766943237] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:30:42,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1721384542] [2023-05-19 17:30:42,677 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 17:30:42,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:30:42,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:30:42,678 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:30:42,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-05-19 17:30:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:30:42,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 18 conjunts are in the unsatisfiable core [2023-05-19 17:30:42,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:30:42,865 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-05-19 17:30:42,881 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-05-19 17:30:42,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:30:42,939 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 17:30:42,939 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2023-05-19 17:30:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-05-19 17:30:42,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1721384542] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:30:42,977 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:30:42,977 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9, 9] total 24 [2023-05-19 17:30:42,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407159090] [2023-05-19 17:30:42,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:30:42,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-05-19 17:30:42,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:30:42,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-05-19 17:30:42,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2023-05-19 17:30:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:42,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:30:42,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.52) internal successors, (113), 24 states have internal predecessors, (113), 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) [2023-05-19 17:30:42,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:42,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:30:42,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:30:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 17:30:44,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-05-19 17:30:44,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:30:44,486 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:30:44,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:30:44,486 INFO L85 PathProgramCache]: Analyzing trace with hash -2145907064, now seen corresponding path program 14 times [2023-05-19 17:30:44,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:30:44,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084403385] [2023-05-19 17:30:44,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:30:44,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:30:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:30:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:30:45,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:30:45,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084403385] [2023-05-19 17:30:45,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084403385] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:30:45,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474223609] [2023-05-19 17:30:45,665 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 17:30:45,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:30:45,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:30:45,666 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:30:45,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-05-19 17:30:45,717 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 17:30:45,717 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:30:45,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 74 conjunts are in the unsatisfiable core [2023-05-19 17:30:45,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:30:46,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:30:46,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:30:46,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:30:46,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:30:46,944 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:30:46,945 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2023-05-19 17:30:47,325 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:30:47,325 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 18 [2023-05-19 17:30:47,575 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:30:47,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:30:49,168 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:30:49,169 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 87 treesize of output 131 [2023-05-19 17:30:50,626 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:30:50,627 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 173 treesize of output 197 [2023-05-19 17:30:50,874 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 13 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:30:50,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1474223609] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:30:50,875 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:30:50,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 32, 32] total 82 [2023-05-19 17:30:50,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579128894] [2023-05-19 17:30:50,875 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:30:50,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2023-05-19 17:30:50,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:30:50,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2023-05-19 17:30:50,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=424, Invalid=6382, Unknown=0, NotChecked=0, Total=6806 [2023-05-19 17:30:50,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:50,877 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:30:50,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 2.108433734939759) internal successors, (175), 82 states have internal predecessors, (175), 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) [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:30:50,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 17:30:50,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:59,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:30:59,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2023-05-19 17:30:59,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:30:59,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-05-19 17:30:59,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:30:59,269 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:30:59,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:30:59,269 INFO L85 PathProgramCache]: Analyzing trace with hash -723491739, now seen corresponding path program 15 times [2023-05-19 17:30:59,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:30:59,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512946059] [2023-05-19 17:30:59,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:30:59,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:30:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:30:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 29 proven. 51 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-05-19 17:30:59,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:30:59,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512946059] [2023-05-19 17:30:59,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512946059] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:30:59,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093427801] [2023-05-19 17:30:59,346 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 17:30:59,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:30:59,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:30:59,348 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:30:59,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-05-19 17:30:59,407 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-05-19 17:30:59,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:30:59,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-19 17:30:59,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:30:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 29 proven. 38 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-19 17:30:59,488 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:30:59,591 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 29 proven. 38 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-19 17:30:59,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093427801] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:30:59,591 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:30:59,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6 [2023-05-19 17:30:59,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139934152] [2023-05-19 17:30:59,592 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:30:59,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-19 17:30:59,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:30:59,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-19 17:30:59,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-05-19 17:30:59,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:59,593 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:30:59,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 6 states have internal predecessors, (70), 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) [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:30:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2023-05-19 17:30:59,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:30:59,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:30:59,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:59,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:30:59,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:30:59,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:30:59,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:59,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:30:59,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:30:59,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:30:59,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:30:59,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:30:59,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-19 17:30:59,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:30:59,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 17:30:59,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:30:59,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:30:59,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-05-19 17:31:00,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-05-19 17:31:00,056 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:31:00,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:31:00,057 INFO L85 PathProgramCache]: Analyzing trace with hash -61986149, now seen corresponding path program 16 times [2023-05-19 17:31:00,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:31:00,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633995123] [2023-05-19 17:31:00,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:31:00,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:31:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:31:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 5 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 17:31:00,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:31:00,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633995123] [2023-05-19 17:31:00,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633995123] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:31:00,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1198625170] [2023-05-19 17:31:00,294 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 17:31:00,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:00,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:31:00,295 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:31:00,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-05-19 17:31:00,337 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 17:31:00,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:31:00,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 22 conjunts are in the unsatisfiable core [2023-05-19 17:31:00,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:31:00,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:00,525 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2023-05-19 17:31:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 4 proven. 72 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-19 17:31:00,539 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:31:00,602 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 17:31:00,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 17:31:00,687 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 4 proven. 72 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-19 17:31:00,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1198625170] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:31:00,687 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:31:00,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 8] total 17 [2023-05-19 17:31:00,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918035337] [2023-05-19 17:31:00,688 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:31:00,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-19 17:31:00,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:31:00,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-19 17:31:00,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2023-05-19 17:31:00,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:00,689 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:31:00,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.444444444444445) internal successors, (134), 17 states have internal predecessors, (134), 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) [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:00,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:00,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:00,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:00,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-05-19 17:31:01,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-05-19 17:31:01,195 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:31:01,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:31:01,196 INFO L85 PathProgramCache]: Analyzing trace with hash -2098579390, now seen corresponding path program 17 times [2023-05-19 17:31:01,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:31:01,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845827073] [2023-05-19 17:31:01,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:31:01,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:31:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:31:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 1 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:02,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:31:02,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845827073] [2023-05-19 17:31:02,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845827073] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:31:02,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040798001] [2023-05-19 17:31:02,846 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 17:31:02,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:02,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:31:02,848 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:31:02,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-05-19 17:31:02,894 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2023-05-19 17:31:02,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:31:02,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 88 conjunts are in the unsatisfiable core [2023-05-19 17:31:02,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:31:05,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:05,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:05,151 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:05,151 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:05,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:05,152 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:05,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:05,153 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 37 [2023-05-19 17:31:05,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:05,345 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:05,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:05,346 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:05,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2023-05-19 17:31:05,599 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:05,600 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:31:07,729 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:07,729 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:07,730 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:07,732 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:07,734 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:07,735 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:07,785 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:31:07,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 14 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 88 treesize of output 180 [2023-05-19 17:31:08,941 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:08,942 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:08,944 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:08,944 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:08,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:08,947 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:08,980 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:31:08,980 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 18 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 81 treesize of output 131 [2023-05-19 17:31:09,235 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:09,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040798001] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:31:09,236 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:31:09,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 32, 32] total 91 [2023-05-19 17:31:09,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612083730] [2023-05-19 17:31:09,236 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:31:09,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 92 states [2023-05-19 17:31:09,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:31:09,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2023-05-19 17:31:09,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=485, Invalid=7887, Unknown=0, NotChecked=0, Total=8372 [2023-05-19 17:31:09,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:09,238 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:31:09,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 92 states, 92 states have (on average 2.282608695652174) internal successors, (210), 91 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 17:31:09,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:15,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:15,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2023-05-19 17:31:15,640 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-05-19 17:31:15,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-05-19 17:31:15,826 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:31:15,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:31:15,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1032481157, now seen corresponding path program 18 times [2023-05-19 17:31:15,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:31:15,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081589944] [2023-05-19 17:31:15,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:31:15,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:31:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:31:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 100 proven. 39 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-05-19 17:31:15,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:31:15,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081589944] [2023-05-19 17:31:15,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081589944] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:31:15,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196315728] [2023-05-19 17:31:15,921 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 17:31:15,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:15,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:31:15,922 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:31:15,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-05-19 17:31:15,987 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2023-05-19 17:31:15,988 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:31:15,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 12 conjunts are in the unsatisfiable core [2023-05-19 17:31:15,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:31:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 100 proven. 38 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-05-19 17:31:16,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:31:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 100 proven. 38 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-05-19 17:31:16,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196315728] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:31:16,154 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:31:16,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 6 [2023-05-19 17:31:16,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910815694] [2023-05-19 17:31:16,154 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:31:16,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-19 17:31:16,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:31:16,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-19 17:31:16,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-05-19 17:31:16,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:16,155 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:31:16,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 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) [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-19 17:31:16,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:16,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-19 17:31:16,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:16,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:16,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:16,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2023-05-19 17:31:16,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-19 17:31:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-19 17:31:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-19 17:31:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:16,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-05-19 17:31:16,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-05-19 17:31:16,882 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:31:16,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:31:16,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1826796964, now seen corresponding path program 19 times [2023-05-19 17:31:16,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:31:16,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829416495] [2023-05-19 17:31:16,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:31:16,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:31:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:31:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 1 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:18,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:31:18,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829416495] [2023-05-19 17:31:18,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829416495] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:31:18,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289815084] [2023-05-19 17:31:18,511 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 17:31:18,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:18,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:31:18,514 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:31:18,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-05-19 17:31:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:31:18,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 90 conjunts are in the unsatisfiable core [2023-05-19 17:31:18,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:31:20,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:20,509 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:20,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:20,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:20,511 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:20,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:20,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:20,513 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:20,514 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 37 [2023-05-19 17:31:20,897 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:31:20,897 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 22 [2023-05-19 17:31:21,115 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:21,115 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:31:23,034 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:31:23,034 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 90 treesize of output 200 [2023-05-19 17:31:24,189 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:31:24,190 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 81 treesize of output 191 [2023-05-19 17:31:24,350 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 13 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:24,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [289815084] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:31:24,350 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:31:24,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 32, 32] total 90 [2023-05-19 17:31:24,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122167439] [2023-05-19 17:31:24,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:31:24,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2023-05-19 17:31:24,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:31:24,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2023-05-19 17:31:24,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=397, Invalid=7793, Unknown=0, NotChecked=0, Total=8190 [2023-05-19 17:31:24,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:24,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:31:24,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 2.3076923076923075) internal successors, (210), 90 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-19 17:31:24,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:24,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:24,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:24,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:24,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:32,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:32,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:32,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:32,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:32,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-19 17:31:32,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-05-19 17:31:32,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:32,786 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:31:32,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:31:32,786 INFO L85 PathProgramCache]: Analyzing trace with hash -618218170, now seen corresponding path program 20 times [2023-05-19 17:31:32,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:31:32,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203537614] [2023-05-19 17:31:32,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:31:32,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:31:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:31:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 5 proven. 91 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-19 17:31:32,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:31:32,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203537614] [2023-05-19 17:31:32,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203537614] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:31:32,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [709022494] [2023-05-19 17:31:32,987 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 17:31:32,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:32,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:31:32,989 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:31:32,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-05-19 17:31:33,046 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 17:31:33,046 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:31:33,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 20 conjunts are in the unsatisfiable core [2023-05-19 17:31:33,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:31:33,226 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:33,226 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:31:33,241 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 85 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-19 17:31:33,241 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:31:33,298 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 17:31:33,299 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 17:31:33,367 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 85 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-19 17:31:33,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [709022494] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:31:33,368 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:31:33,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 8] total 17 [2023-05-19 17:31:33,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276141814] [2023-05-19 17:31:33,368 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:31:33,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-19 17:31:33,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:31:33,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-19 17:31:33,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2023-05-19 17:31:33,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:33,369 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:31:33,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.944444444444445) internal successors, (143), 17 states have internal predecessors, (143), 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) [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2023-05-19 17:31:33,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:33,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-19 17:31:33,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:33,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:33,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:33,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:33,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:33,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:33,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:33,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:33,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-19 17:31:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:31:33,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-05-19 17:31:33,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:33,835 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:31:33,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:31:33,835 INFO L85 PathProgramCache]: Analyzing trace with hash -425429513, now seen corresponding path program 21 times [2023-05-19 17:31:33,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:31:33,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011419102] [2023-05-19 17:31:33,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:31:33,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:31:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:31:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 6 proven. 125 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-19 17:31:34,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:31:34,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011419102] [2023-05-19 17:31:34,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011419102] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:31:34,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722385793] [2023-05-19 17:31:34,098 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 17:31:34,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:34,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:31:34,101 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:31:34,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-05-19 17:31:34,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2023-05-19 17:31:34,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:31:34,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 24 conjunts are in the unsatisfiable core [2023-05-19 17:31:34,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:31:34,383 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:34,383 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:31:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 5 proven. 119 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-05-19 17:31:34,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:31:34,467 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 17:31:34,467 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 17:31:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 5 proven. 119 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-05-19 17:31:34,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1722385793] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:31:34,555 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:31:34,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 20 [2023-05-19 17:31:34,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118600409] [2023-05-19 17:31:34,555 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:31:34,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-19 17:31:34,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:31:34,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-19 17:31:34,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=357, Unknown=0, NotChecked=0, Total=420 [2023-05-19 17:31:34,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:34,556 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:31:34,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 7.0476190476190474) internal successors, (148), 20 states have internal predecessors, (148), 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) [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:34,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:31:34,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:35,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:31:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:31:35,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-05-19 17:31:35,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:35,310 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:31:35,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:31:35,310 INFO L85 PathProgramCache]: Analyzing trace with hash 668791910, now seen corresponding path program 22 times [2023-05-19 17:31:35,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:31:35,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244794182] [2023-05-19 17:31:35,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:31:35,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:31:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:31:37,569 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:37,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:31:37,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244794182] [2023-05-19 17:31:37,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244794182] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:31:37,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172188336] [2023-05-19 17:31:37,570 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-19 17:31:37,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:31:37,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:31:37,571 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:31:37,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-05-19 17:31:37,614 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-19 17:31:37,614 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:31:37,616 WARN L261 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 110 conjunts are in the unsatisfiable core [2023-05-19 17:31:37,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:31:40,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:40,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:40,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:40,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:40,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:40,924 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:40,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:40,925 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:40,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:40,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:31:40,927 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:40,928 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:31:40,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 47 [2023-05-19 17:31:41,122 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:31:41,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 26 [2023-05-19 17:31:41,416 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:41,416 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:31:44,512 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:31:44,513 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 112 treesize of output 298 [2023-05-19 17:31:46,811 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:31:46,811 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 99 treesize of output 285 [2023-05-19 17:31:47,014 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:31:47,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172188336] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:31:47,015 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:31:47,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 38, 38] total 109 [2023-05-19 17:31:47,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920652090] [2023-05-19 17:31:47,015 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:31:47,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 110 states [2023-05-19 17:31:47,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:31:47,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2023-05-19 17:31:47,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=11509, Unknown=0, NotChecked=0, Total=11990 [2023-05-19 17:31:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:31:47,018 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:31:47,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 110 states, 110 states have (on average 2.172727272727273) internal successors, (239), 109 states have internal predecessors, (239), 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) [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:31:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2023-05-19 17:31:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:31:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-19 17:31:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:31:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:31:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:01,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:01,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2023-05-19 17:32:01,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:01,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-19 17:32:01,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:01,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:01,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2023-05-19 17:32:01,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2023-05-19 17:32:01,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:32:01,961 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:32:01,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:32:01,961 INFO L85 PathProgramCache]: Analyzing trace with hash 940574336, now seen corresponding path program 23 times [2023-05-19 17:32:01,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:32:01,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823452252] [2023-05-19 17:32:01,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:32:01,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:32:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:32:04,117 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:32:04,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:32:04,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823452252] [2023-05-19 17:32:04,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823452252] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:32:04,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652333290] [2023-05-19 17:32:04,117 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-19 17:32:04,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:32:04,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:32:04,118 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:32:04,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-05-19 17:32:04,169 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2023-05-19 17:32:04,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:32:04,171 WARN L261 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 110 conjunts are in the unsatisfiable core [2023-05-19 17:32:04,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:32:07,513 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:07,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,518 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:07,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:07,521 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:07,521 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:07,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2023-05-19 17:32:08,000 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:32:08,000 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 26 [2023-05-19 17:32:08,257 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:32:08,258 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:32:11,545 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,546 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,547 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,548 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,549 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,549 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,550 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,551 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:11,607 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:32:11,608 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 30 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 119 treesize of output 201 [2023-05-19 17:32:12,586 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,588 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,590 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,591 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,592 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,592 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,593 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,593 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,596 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,597 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:12,653 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:32:12,653 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 30 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 106 treesize of output 188 [2023-05-19 17:32:12,935 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 13 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:32:12,935 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652333290] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:32:12,935 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:32:12,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 40, 40] total 115 [2023-05-19 17:32:12,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706106463] [2023-05-19 17:32:12,936 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:32:12,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 116 states [2023-05-19 17:32:12,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:32:12,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2023-05-19 17:32:12,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=618, Invalid=12722, Unknown=0, NotChecked=0, Total=13340 [2023-05-19 17:32:12,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:12,939 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:32:12,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 116 states, 116 states have (on average 2.1810344827586206) internal successors, (253), 115 states have internal predecessors, (253), 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) [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:12,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2023-05-19 17:32:12,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:33,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:33,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:33,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2023-05-19 17:32:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2023-05-19 17:32:33,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-05-19 17:32:33,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:32:33,486 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:32:33,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:32:33,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1384981627, now seen corresponding path program 24 times [2023-05-19 17:32:33,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:32:33,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628322778] [2023-05-19 17:32:33,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:32:33,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:32:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:32:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 5 proven. 105 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-19 17:32:33,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:32:33,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628322778] [2023-05-19 17:32:33,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628322778] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:32:33,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21376297] [2023-05-19 17:32:33,695 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-19 17:32:33,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:32:33,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:32:33,696 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:32:33,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-05-19 17:32:33,749 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2023-05-19 17:32:33,749 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:32:33,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 20 conjunts are in the unsatisfiable core [2023-05-19 17:32:33,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:32:33,963 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:33,963 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:32:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 99 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 17:32:33,984 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:32:34,061 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 17:32:34,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 17:32:34,145 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 99 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 17:32:34,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21376297] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:32:34,145 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:32:34,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 8] total 17 [2023-05-19 17:32:34,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728265363] [2023-05-19 17:32:34,146 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:32:34,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-19 17:32:34,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:32:34,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-19 17:32:34,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2023-05-19 17:32:34,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:34,147 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:32:34,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.277777777777779) internal successors, (149), 17 states have internal predecessors, (149), 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) [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:34,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2023-05-19 17:32:34,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:34,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2023-05-19 17:32:34,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-19 17:32:34,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2023-05-19 17:32:34,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-05-19 17:32:34,740 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:32:34,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:32:34,740 INFO L85 PathProgramCache]: Analyzing trace with hash -2118755742, now seen corresponding path program 25 times [2023-05-19 17:32:34,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:32:34,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89663510] [2023-05-19 17:32:34,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:32:34,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:32:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:32:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 6 proven. 139 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-19 17:32:34,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:32:34,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89663510] [2023-05-19 17:32:34,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89663510] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:32:34,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1990649725] [2023-05-19 17:32:34,976 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-19 17:32:34,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:32:34,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:32:34,978 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:32:34,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-05-19 17:32:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:32:35,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 24 conjunts are in the unsatisfiable core [2023-05-19 17:32:35,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:32:35,359 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:35,359 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:32:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 5 proven. 133 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-05-19 17:32:35,379 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:32:35,458 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 17:32:35,459 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 17:32:35,546 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 5 proven. 133 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-05-19 17:32:35,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1990649725] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:32:35,546 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:32:35,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 20 [2023-05-19 17:32:35,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404718450] [2023-05-19 17:32:35,546 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:32:35,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-19 17:32:35,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:32:35,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-19 17:32:35,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=357, Unknown=0, NotChecked=0, Total=420 [2023-05-19 17:32:35,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:35,547 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:32:35,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 7.333333333333333) internal successors, (154), 20 states have internal predecessors, (154), 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) [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-19 17:32:35,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2023-05-19 17:32:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-19 17:32:35,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-05-19 17:32:35,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2023-05-19 17:32:36,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-05-19 17:32:36,059 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:32:36,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:32:36,060 INFO L85 PathProgramCache]: Analyzing trace with hash -211953573, now seen corresponding path program 26 times [2023-05-19 17:32:36,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:32:36,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380122449] [2023-05-19 17:32:36,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:32:36,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:32:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:32:36,335 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 7 proven. 181 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-19 17:32:36,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:32:36,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380122449] [2023-05-19 17:32:36,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380122449] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:32:36,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1376336577] [2023-05-19 17:32:36,336 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 17:32:36,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:32:36,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:32:36,338 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:32:36,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-05-19 17:32:36,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 17:32:36,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:32:36,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 28 conjunts are in the unsatisfiable core [2023-05-19 17:32:36,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:32:36,682 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:36,683 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-19 17:32:36,699 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 6 proven. 175 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-05-19 17:32:36,699 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:32:36,773 INFO L356 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-05-19 17:32:36,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 14 [2023-05-19 17:32:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 6 proven. 175 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-05-19 17:32:36,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1376336577] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 17:32:36,899 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 17:32:36,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 21 [2023-05-19 17:32:36,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859174866] [2023-05-19 17:32:36,899 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 17:32:36,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-19 17:32:36,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 17:32:36,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-19 17:32:36,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2023-05-19 17:32:36,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:36,900 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 17:32:36,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 7.454545454545454) internal successors, (164), 21 states have internal predecessors, (164), 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) [2023-05-19 17:32:36,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:36,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:36,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:36,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:36,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 111 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-05-19 17:32:36,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 17:32:37,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 17:32:37,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-19 17:32:37,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-19 17:32:37,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-19 17:32:37,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2023-05-19 17:32:37,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2023-05-19 17:32:37,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-19 17:32:37,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-05-19 17:32:37,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-19 17:32:37,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2023-05-19 17:32:37,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-05-19 17:32:37,681 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-19 17:32:37,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 17:32:37,681 INFO L85 PathProgramCache]: Analyzing trace with hash -448658814, now seen corresponding path program 27 times [2023-05-19 17:32:37,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 17:32:37,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289318944] [2023-05-19 17:32:37,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 17:32:37,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 17:32:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 17:32:40,549 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 2 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:32:40,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 17:32:40,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289318944] [2023-05-19 17:32:40,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289318944] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 17:32:40,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313058207] [2023-05-19 17:32:40,550 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 17:32:40,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:32:40,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 17:32:40,551 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 17:32:40,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-05-19 17:32:40,628 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2023-05-19 17:32:40,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 17:32:40,631 WARN L261 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 135 conjunts are in the unsatisfiable core [2023-05-19 17:32:40,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 17:32:46,080 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:46,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,087 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:46,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,092 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:46,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,093 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:46,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-19 17:32:46,107 INFO L356 Elim1Store]: treesize reduction 49, result has 14.0 percent of original size [2023-05-19 17:32:46,107 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 15 disjoint index pairs (out of 55 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 97 treesize of output 65 [2023-05-19 17:32:46,404 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:32:46,404 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 78 treesize of output 30 [2023-05-19 17:32:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 254 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 17:32:47,181 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 17:32:54,371 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,372 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,375 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,375 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,378 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,379 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,379 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,380 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,380 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,381 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,381 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,381 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,382 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-19 17:32:54,457 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-19 17:32:54,458 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 45 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 21 case distinctions, treesize of input 139 treesize of output 267 [2023-05-19 17:32:59,132 INFO L356 Elim1Store]: treesize reduction 100, result has 89.3 percent of original size [2023-05-19 17:32:59,132 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 186 treesize of output 952 [2023-05-19 17:33:02,463 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:06,404 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:07,337 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:08,339 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:08,688 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:09,804 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:10,449 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:11,206 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:12,769 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:13,309 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:14,061 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:14,355 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:14,864 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:17,355 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:18,637 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:19,796 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:20,615 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:23,361 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:24,233 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:25,376 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:25,855 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:26,555 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:33:29,253 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:30,741 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:32,473 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:32,789 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:32,940 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:33,427 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:33,633 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:35,021 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:33:37,562 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:38,569 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:39,002 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:40,047 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:40,431 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:40,624 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:41,185 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:41,404 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:42,303 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:43,522 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:33:46,320 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:33:47,429 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:33:50,488 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:33:51,399 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:52,298 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:33:53,184 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:53,610 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:53,765 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:54,214 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:54,319 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:54,521 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:54,634 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:54,789 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:54,900 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:55,144 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:55,754 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:56,192 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:56,464 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:56,543 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:56,626 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:57,054 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:57,190 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:57,547 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:57,706 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:33:58,135 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:58,276 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:58,421 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:58,765 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:59,314 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:33:59,658 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:33:59,795 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:00,095 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:00,550 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:01,580 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:02,076 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:02,489 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:05,039 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:05,853 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:06,401 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:06,524 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:06,668 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:07,477 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:07,682 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:09,857 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:10,138 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:10,481 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:11,967 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:12,808 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:13,224 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:13,379 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:13,883 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:14,046 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:14,144 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:14,632 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:34:17,728 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:18,945 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:19,992 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:20,396 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:20,612 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:20,714 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:20,943 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:21,594 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:21,767 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:22,173 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:22,329 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:22,707 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:22,893 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:23,075 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:23,676 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:25,201 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:25,928 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:26,177 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:27,342 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:27,833 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:28,805 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:29,424 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:29,922 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:30,946 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:31,370 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:32,059 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:34:35,190 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:36,608 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:36,913 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:38,038 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:34:39,129 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-05-19 17:34:42,420 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:42,959 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:34:44,242 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:44,762 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:44,928 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:45,084 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:45,158 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:45,316 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:34:45,715 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:45,906 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:46,148 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:46,466 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:47,698 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:48,136 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:48,232 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:48,551 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:48,949 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:50,497 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:50,593 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:50,898 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:51,271 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:52,674 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:52,978 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:34:54,092 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:54,260 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:55,183 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:55,682 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:55,869 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:56,294 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:56,609 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:56,934 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:57,049 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:57,437 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:57,885 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:34:58,850 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:58,942 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:59,211 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:59,384 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:59,525 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:34:59,738 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:34:59,848 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:00,285 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:00,410 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:00,827 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:01,084 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:01,365 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:01,524 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:01,571 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:01,842 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:01,987 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:02,028 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:02,136 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:02,310 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:02,748 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:03,939 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:04,304 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:04,471 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:04,612 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:04,832 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:05,129 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:05,600 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:06,623 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:07,084 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:07,289 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:35:08,288 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:08,715 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:08,877 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:09,600 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:09,664 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:09,841 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:10,017 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:10,291 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:10,465 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:10,606 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:10,696 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:10,790 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:10,839 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:10,948 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:11,182 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:11,250 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:11,414 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:11,822 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:12,034 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:12,318 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:12,686 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:12,954 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:13,379 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:13,572 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:13,658 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:13,875 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:14,031 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:14,104 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:35:14,511 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:14,822 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:14,931 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:15,020 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:15,382 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:15,762 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:16,475 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:16,706 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:17,136 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:17,312 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:18,283 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:18,467 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:18,538 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:18,715 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:19,159 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:19,344 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:19,751 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:20,288 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:21,081 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:21,353 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:21,529 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:21,610 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:22,472 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:22,885 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:23,206 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:23,377 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:23,442 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:23,533 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:23,687 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:23,782 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:23,877 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:24,173 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:24,469 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:24,591 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:24,669 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:24,868 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:24,909 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:24,998 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:25,088 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:35:25,515 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:27,864 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:29,213 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:29,670 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:30,089 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:31,786 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:33,852 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:41,135 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:47,884 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:48,782 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:49,663 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:51,901 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:53,721 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:56,604 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:35:57,009 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:35:57,740 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:36:00,982 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:01,965 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:02,243 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:02,732 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:03,216 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:04,009 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:04,230 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:04,481 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:05,410 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:06,893 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:07,272 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:08,327 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:08,896 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:09,324 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:11,832 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:13,753 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:14,203 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:14,527 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:14,958 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:17,567 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:24,605 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:27,038 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:27,512 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:28,795 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:29,258 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:29,818 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:36:30,928 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:31,109 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:31,772 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:31,915 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:31,989 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:32,256 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:32,661 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:36:33,827 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:34,174 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:36:35,130 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:36:37,541 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:36:38,038 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:38,241 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:38,447 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:38,742 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:38,973 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:39,219 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:39,677 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:39,875 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:39,971 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:40,182 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:36:40,800 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:41,001 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:41,158 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:41,354 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:42,223 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:42,679 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:42,914 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:43,522 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:43,753 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:43,841 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:44,060 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:36:44,567 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:44,956 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:45,149 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:45,627 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:46,182 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:46,905 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:48,330 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:48,707 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:49,637 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:50,228 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:51,314 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:51,711 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:52,198 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:36:53,440 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:53,592 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:54,012 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:54,124 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:54,375 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:54,690 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:54,886 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:55,055 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:55,141 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:55,654 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:56,677 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:56,757 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:36:56,834 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:36:57,045 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:00,420 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:00,833 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:01,143 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:01,245 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:37:01,499 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:02,432 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:03,595 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:03,783 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:06,054 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:08,171 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:08,846 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:09,055 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:37:09,570 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:09,985 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:37:10,167 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:37:10,624 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:37:10,840 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:10,957 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:11,210 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:37:11,683 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:12,061 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:12,275 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:12,498 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:37:13,421 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:14,555 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:14,956 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:37:15,159 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:15,255 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:37:15,405 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:30,093 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:31,472 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:32,461 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:32,995 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:33,441 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:35,840 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:37,137 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:38,455 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:39,923 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:40,218 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:40,369 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:41,069 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:38:41,950 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:42,329 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:42,464 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:42,891 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:42,988 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:43,203 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:43,352 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:43,811 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:43,988 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:44,358 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:44,507 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:44,564 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:44,726 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:44,838 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:44,941 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:45,013 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:45,254 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:45,537 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:38:46,593 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:46,682 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:46,887 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:47,091 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:47,250 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:47,309 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:47,409 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:47,466 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:47,500 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:38:47,719 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:47,806 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-05-19 17:38:48,633 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:38:48,996 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:49,126 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:38:49,534 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:49,627 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:38:49,845 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:49,943 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:50,275 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:50,378 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:50,429 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:50,584 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:50,762 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:50,901 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:50,939 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:50,964 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:51,086 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:51,152 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-19 17:38:51,315 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:51,387 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:51,455 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:51,488 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:38:51,652 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:51,725 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:55,148 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:38:55,796 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:39:08,282 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:39:08,804 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:39:13,000 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:39:13,073 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:39:13,521 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:39:14,018 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:39:22,425 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:39:33,502 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:16,933 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:19,255 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:19,553 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:20,988 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:25,968 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:25,993 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:26,051 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:26,252 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:26,812 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:26,845 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:26,918 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:27,178 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:31,715 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:32,183 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:32,654 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:32,797 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:32,856 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:32,908 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:33,643 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:33,946 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:36,700 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:37,676 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:37,725 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:37,818 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:38,332 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:38,358 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:38,420 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:38,648 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:42,687 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:43,481 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:44,686 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:44,746 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:47,548 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:47,605 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:47,656 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:47,966 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:57,921 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:58,044 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-19 17:40:58,121 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-19 17:40:58,368 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. Received shutdown request... [2023-05-19 17:42:15,013 WARN L249 SmtUtils]: Removed 2 from assertion stack [2023-05-19 17:42:15,015 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2023-05-19 17:42:15,022 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 [2023-05-19 17:42:15,022 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-19 17:42:15,022 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 [2023-05-19 17:42:15,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2023-05-19 17:42:15,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:42:15,233 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 7,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 14ms.. [2023-05-19 17:42:15,234 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-05-19 17:42:15,235 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-05-19 17:42:15,235 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-05-19 17:42:15,238 INFO L444 BasicCegarLoop]: Path program histogram: [27] [2023-05-19 17:42:15,240 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-19 17:42:15,240 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-19 17:42:15,242 INFO L202 PluginConnector]: Adding new model queue-add-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.05 05:42:15 BasicIcfg [2023-05-19 17:42:15,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-19 17:42:15,243 INFO L158 Benchmark]: Toolchain (without parser) took 784030.09ms. Allocated memory was 204.5MB in the beginning and 955.3MB in the end (delta: 750.8MB). Free memory was 158.1MB in the beginning and 554.3MB in the end (delta: -396.2MB). Peak memory consumption was 632.7MB. Max. memory is 8.0GB. [2023-05-19 17:42:15,243 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.13ms. Allocated memory is still 204.5MB. Free memory is still 159.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-19 17:42:15,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.64ms. Allocated memory is still 204.5MB. Free memory was 158.0MB in the beginning and 156.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-19 17:42:15,243 INFO L158 Benchmark]: Boogie Preprocessor took 25.10ms. Allocated memory is still 204.5MB. Free memory was 156.5MB in the beginning and 155.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-19 17:42:15,244 INFO L158 Benchmark]: RCFGBuilder took 260.79ms. Allocated memory is still 204.5MB. Free memory was 155.3MB in the beginning and 173.9MB in the end (delta: -18.6MB). Peak memory consumption was 14.2MB. Max. memory is 8.0GB. [2023-05-19 17:42:15,244 INFO L158 Benchmark]: TraceAbstraction took 783708.25ms. Allocated memory was 204.5MB in the beginning and 955.3MB in the end (delta: 750.8MB). Free memory was 172.9MB in the beginning and 554.3MB in the end (delta: -381.4MB). Peak memory consumption was 646.8MB. Max. memory is 8.0GB. [2023-05-19 17:42:15,245 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 0.13ms. Allocated memory is still 204.5MB. Free memory is still 159.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.64ms. Allocated memory is still 204.5MB. Free memory was 158.0MB in the beginning and 156.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.10ms. Allocated memory is still 204.5MB. Free memory was 156.5MB in the beginning and 155.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 260.79ms. Allocated memory is still 204.5MB. Free memory was 155.3MB in the beginning and 173.9MB in the end (delta: -18.6MB). Peak memory consumption was 14.2MB. Max. memory is 8.0GB. * TraceAbstraction took 783708.25ms. Allocated memory was 204.5MB in the beginning and 955.3MB in the end (delta: 750.8MB). Free memory was 172.9MB in the beginning and 554.3MB in the end (delta: -381.4MB). Peak memory consumption was 646.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21161, independent: 16003, independent conditional: 15110, independent unconditional: 893, dependent: 5158, dependent conditional: 5155, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16370, independent: 16003, independent conditional: 15110, independent unconditional: 893, dependent: 367, dependent conditional: 364, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16370, independent: 16003, independent conditional: 15110, independent unconditional: 893, dependent: 367, dependent conditional: 364, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23509, independent: 16003, independent conditional: 241, independent unconditional: 15762, dependent: 7506, dependent conditional: 6898, dependent unconditional: 608, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23509, independent: 16003, independent conditional: 241, independent unconditional: 15762, dependent: 7506, dependent conditional: 2774, dependent unconditional: 4732, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23509, independent: 16003, independent conditional: 241, independent unconditional: 15762, dependent: 7506, dependent conditional: 2774, dependent unconditional: 4732, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 880, independent: 769, independent conditional: 46, independent unconditional: 723, dependent: 111, dependent conditional: 108, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 880, independent: 718, independent conditional: 0, independent unconditional: 718, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 162, independent: 51, independent conditional: 46, independent unconditional: 5, dependent: 111, dependent conditional: 108, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 162, independent: 51, independent conditional: 46, independent unconditional: 5, dependent: 111, dependent conditional: 108, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 428, independent: 163, independent conditional: 81, independent unconditional: 82, dependent: 265, dependent conditional: 242, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 23509, independent: 15234, independent conditional: 195, independent unconditional: 15039, dependent: 7395, dependent conditional: 2666, dependent unconditional: 4729, unknown: 880, unknown conditional: 154, unknown unconditional: 726] , Statistics on independence cache: Total cache size (in pairs): 880, Positive cache size: 769, Positive conditional cache size: 46, Positive unconditional cache size: 723, Negative cache size: 111, Negative conditional cache size: 108, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4124, Maximal queried relation: 26, Independence queries for same thread: 4791 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 155, Number of trivial persistent sets: 55, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 896, independent: 893, independent conditional: 0, independent unconditional: 893, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21161, independent: 16003, independent conditional: 15110, independent unconditional: 893, dependent: 5158, dependent conditional: 5155, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16370, independent: 16003, independent conditional: 15110, independent unconditional: 893, dependent: 367, dependent conditional: 364, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16370, independent: 16003, independent conditional: 15110, independent unconditional: 893, dependent: 367, dependent conditional: 364, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23509, independent: 16003, independent conditional: 241, independent unconditional: 15762, dependent: 7506, dependent conditional: 6898, dependent unconditional: 608, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23509, independent: 16003, independent conditional: 241, independent unconditional: 15762, dependent: 7506, dependent conditional: 2774, dependent unconditional: 4732, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23509, independent: 16003, independent conditional: 241, independent unconditional: 15762, dependent: 7506, dependent conditional: 2774, dependent unconditional: 4732, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 880, independent: 769, independent conditional: 46, independent unconditional: 723, dependent: 111, dependent conditional: 108, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 880, independent: 718, independent conditional: 0, independent unconditional: 718, dependent: 162, dependent conditional: 0, dependent unconditional: 162, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 162, independent: 51, independent conditional: 46, independent unconditional: 5, dependent: 111, dependent conditional: 108, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 162, independent: 51, independent conditional: 46, independent unconditional: 5, dependent: 111, dependent conditional: 108, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 428, independent: 163, independent conditional: 81, independent unconditional: 82, dependent: 265, dependent conditional: 242, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 23509, independent: 15234, independent conditional: 195, independent unconditional: 15039, dependent: 7395, dependent conditional: 2666, dependent unconditional: 4729, unknown: 880, unknown conditional: 154, unknown unconditional: 726] , Statistics on independence cache: Total cache size (in pairs): 880, Positive cache size: 769, Positive conditional cache size: 46, Positive unconditional cache size: 723, Negative cache size: 111, Negative conditional cache size: 108, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4124, Maximal queried relation: 26, Independence queries for same thread: 4791 - TimeoutResultAtElement [Line: 88]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 7,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 14ms.. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 7,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 14ms.. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 7,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 14ms.. - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 7,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 14ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 63 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 783.5s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 27, EmptinessCheckTime: 74.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1015, 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: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 123.5s InterpolantComputationTime, 3386 NumberOfCodeBlocks, 3383 NumberOfCodeBlocksAsserted, 101 NumberOfCheckSat, 4965 ConstructedInterpolants, 316 QuantifiedInterpolants, 81548 SizeOfPredicates, 202 NumberOfNonLiveVariables, 4100 ConjunctsInSsa, 887 ConjunctsInUnsatCore, 77 InterpolantComputations, 1 PerfectInterpolantSequences, 1424/6535 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