/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 50 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-lit/sssc12.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 16:06:41,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 16:06:41,432 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 16:06:41,436 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 16:06:41,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 16:06:41,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 16:06:41,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 16:06:41,461 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 16:06:41,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 16:06:41,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 16:06:41,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 16:06:41,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 16:06:41,466 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 16:06:41,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 16:06:41,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 16:06:41,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 16:06:41,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 16:06:41,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 16:06:41,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 16:06:41,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 16:06:41,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 16:06:41,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 16:06:41,469 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 16:06:41,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 16:06:41,469 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 16:06:41,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 16:06:41,470 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 16:06:41,470 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 16:06:41,470 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 16:06:41,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 16:06:41,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 16:06:41,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 16:06:41,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 16:06:41,471 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 16:06:41,471 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 16:06:41,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 16:06:41,472 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 16:06:41,472 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 16:06:41,472 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 16:06:41,472 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 50 [2024-05-06 16:06:41,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 16:06:41,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 16:06:41,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 16:06:41,692 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 16:06:41,692 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 16:06:41,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12.i [2024-05-06 16:06:42,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 16:06:43,024 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 16:06:43,025 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12.i [2024-05-06 16:06:43,043 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dde01ebd9/a440d1a78e424d02854825adaa3324dc/FLAG587b8b370 [2024-05-06 16:06:43,060 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dde01ebd9/a440d1a78e424d02854825adaa3324dc [2024-05-06 16:06:43,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 16:06:43,062 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 16:06:43,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 16:06:43,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 16:06:43,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 16:06:43,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac6b5ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43, skipping insertion in model container [2024-05-06 16:06:43,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,109 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 16:06:43,406 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12.i[46865,46878] [2024-05-06 16:06:43,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 16:06:43,433 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 16:06:43,458 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/sssc12.i[46865,46878] [2024-05-06 16:06:43,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 16:06:43,535 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 16:06:43,535 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 16:06:43,540 INFO L206 MainTranslator]: Completed translation [2024-05-06 16:06:43,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43 WrapperNode [2024-05-06 16:06:43,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 16:06:43,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 16:06:43,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 16:06:43,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 16:06:43,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,582 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,606 INFO L138 Inliner]: procedures = 275, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-05-06 16:06:43,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 16:06:43,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 16:06:43,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 16:06:43,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 16:06:43,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,624 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 16:06:43,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 16:06:43,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 16:06:43,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 16:06:43,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (1/1) ... [2024-05-06 16:06:43,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 16:06:43,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:43,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 16:06:43,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 16:06:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 16:06:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2024-05-06 16:06:43,707 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2024-05-06 16:06:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 16:06:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 16:06:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 16:06:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 16:06:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-06 16:06:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 16:06:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 16:06:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 16:06:43,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 16:06:43,711 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 16:06:43,841 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 16:06:43,843 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 16:06:43,940 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 16:06:43,971 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 16:06:43,971 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-05-06 16:06:43,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 04:06:43 BoogieIcfgContainer [2024-05-06 16:06:43,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 16:06:43,981 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 16:06:43,981 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 16:06:43,984 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 16:06:43,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 04:06:43" (1/3) ... [2024-05-06 16:06:43,985 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74246df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 04:06:43, skipping insertion in model container [2024-05-06 16:06:43,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:06:43" (2/3) ... [2024-05-06 16:06:43,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74246df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 04:06:43, skipping insertion in model container [2024-05-06 16:06:43,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 04:06:43" (3/3) ... [2024-05-06 16:06:43,987 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12.i [2024-05-06 16:06:43,994 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 16:06:44,001 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 16:06:44,002 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 16:06:44,002 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 16:06:44,059 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:06:44,093 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:06:44,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:06:44,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:44,095 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:06:44,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 16:06:44,120 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:06:44,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:44,129 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:06:44,134 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:06:44,134 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-06 16:06:44,168 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-06 16:06:44,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:44,169 INFO L85 PathProgramCache]: Analyzing trace with hash 289179554, now seen corresponding path program 1 times [2024-05-06 16:06:44,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:44,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329316018] [2024-05-06 16:06:44,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:44,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:44,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:44,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329316018] [2024-05-06 16:06:44,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329316018] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:06:44,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:06:44,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:06:44,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071284456] [2024-05-06 16:06:44,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:06:44,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:06:44,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:44,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:06:44,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:06:44,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:44,423 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:44,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:06:44,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:44,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:44,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 16:06:44,469 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-06 16:06:44,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:44,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1021937701, now seen corresponding path program 1 times [2024-05-06 16:06:44,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:44,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836499001] [2024-05-06 16:06:44,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:44,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:44,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:44,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836499001] [2024-05-06 16:06:44,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836499001] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:06:44,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:06:44,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:06:44,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797856306] [2024-05-06 16:06:44,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:06:44,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:06:44,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:44,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:06:44,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:06:44,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:44,752 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:44,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:06:44,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:44,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:44,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:44,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 16:06:44,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 16:06:44,873 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-06 16:06:44,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:44,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1451021322, now seen corresponding path program 1 times [2024-05-06 16:06:44,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:44,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430948729] [2024-05-06 16:06:44,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:44,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:06:44,896 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:06:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:06:44,924 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:06:44,924 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:06:44,925 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2024-05-06 16:06:44,926 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-05-06 16:06:44,926 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-05-06 16:06:44,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-06 16:06:44,931 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-05-06 16:06:44,932 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:06:44,932 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-05-06 16:06:44,955 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:06:44,962 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:06:44,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:06:44,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:45,018 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:06:45,024 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:06:45,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:45,024 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:06:45,025 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:06:45,025 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 16:06:45,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-06 16:06:45,046 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-05-06 16:06:45,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:45,046 INFO L85 PathProgramCache]: Analyzing trace with hash 557395010, now seen corresponding path program 1 times [2024-05-06 16:06:45,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:45,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870622842] [2024-05-06 16:06:45,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:45,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:45,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:45,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:45,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870622842] [2024-05-06 16:06:45,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870622842] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:06:45,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:06:45,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:06:45,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513745291] [2024-05-06 16:06:45,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:06:45,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:06:45,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:45,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:06:45,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:06:45,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:45,086 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:45,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:06:45,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:45,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:45,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-06 16:06:45,106 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-05-06 16:06:45,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:45,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1283796426, now seen corresponding path program 1 times [2024-05-06 16:06:45,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:45,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118197328] [2024-05-06 16:06:45,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:45,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:45,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:45,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:45,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118197328] [2024-05-06 16:06:45,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118197328] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:06:45,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:06:45,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:06:45,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134618704] [2024-05-06 16:06:45,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:06:45,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:06:45,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:45,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:06:45,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:06:45,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:45,337 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:45,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:06:45,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:45,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:45,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:45,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:45,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-06 16:06:45,480 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-05-06 16:06:45,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:45,480 INFO L85 PathProgramCache]: Analyzing trace with hash 2026421289, now seen corresponding path program 1 times [2024-05-06 16:06:45,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:45,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007210519] [2024-05-06 16:06:45,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:45,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:45,785 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:45,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:45,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007210519] [2024-05-06 16:06:45,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007210519] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:45,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849063637] [2024-05-06 16:06:45,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:45,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:45,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:45,789 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:45,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 16:06:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:45,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:06:45,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:46,278 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:46,278 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:46,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:46,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849063637] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:46,637 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:46,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:06:46,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729649984] [2024-05-06 16:06:46,638 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:46,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:06:46,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:46,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:06:46,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:06:46,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:46,639 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:46,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:06:46,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:46,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:46,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:06:47,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-06 16:06:47,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:47,353 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-05-06 16:06:47,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:47,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1095452336, now seen corresponding path program 1 times [2024-05-06 16:06:47,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:47,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885132615] [2024-05-06 16:06:47,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:47,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:47,488 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:47,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:47,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885132615] [2024-05-06 16:06:47,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885132615] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:47,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336073482] [2024-05-06 16:06:47,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:47,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:47,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:47,490 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:47,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 16:06:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:47,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:06:47,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:47,696 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:47,829 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:47,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [336073482] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:47,830 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:47,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:06:47,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068843042] [2024-05-06 16:06:47,830 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:47,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:06:47,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:47,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:06:47,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:06:47,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:47,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:47,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:06:47,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:47,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:47,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:06:47,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:06:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 16:06:48,086 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 16:06:48,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:48,284 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-05-06 16:06:48,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:48,284 INFO L85 PathProgramCache]: Analyzing trace with hash 147296267, now seen corresponding path program 1 times [2024-05-06 16:06:48,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:48,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008859274] [2024-05-06 16:06:48,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:48,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:06:48,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:06:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:06:48,332 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:06:48,332 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:06:48,332 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-05-06 16:06:48,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2024-05-06 16:06:48,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2024-05-06 16:06:48,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2024-05-06 16:06:48,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-06 16:06:48,345 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-05-06 16:06:48,345 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:06:48,345 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-05-06 16:06:48,358 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:06:48,360 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:06:48,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:06:48,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:48,361 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:06:48,367 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:06:48,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:48,367 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:06:48,367 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:06:48,367 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-06 16:06:48,371 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-06 16:06:48,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:48,372 INFO L85 PathProgramCache]: Analyzing trace with hash -586341278, now seen corresponding path program 1 times [2024-05-06 16:06:48,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:48,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498249089] [2024-05-06 16:06:48,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:48,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:48,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:48,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498249089] [2024-05-06 16:06:48,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498249089] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:06:48,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:06:48,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:06:48,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908374143] [2024-05-06 16:06:48,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:06:48,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:06:48,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:48,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:06:48,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:06:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:48,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:06:48,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-05-06 16:06:48,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-05-06 16:06:48,388 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-06 16:06:48,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:48,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1506445434, now seen corresponding path program 1 times [2024-05-06 16:06:48,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:48,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146611075] [2024-05-06 16:06:48,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:48,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:48,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:48,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:48,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146611075] [2024-05-06 16:06:48,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146611075] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:06:48,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:06:48,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:06:48,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63740314] [2024-05-06 16:06:48,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:06:48,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:06:48,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:48,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:06:48,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:06:48,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,469 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:48,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:06:48,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:48,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:48,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-05-06 16:06:48,539 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-06 16:06:48,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:48,539 INFO L85 PathProgramCache]: Analyzing trace with hash -408931047, now seen corresponding path program 1 times [2024-05-06 16:06:48,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:48,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877944518] [2024-05-06 16:06:48,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:48,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:48,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:48,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:48,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877944518] [2024-05-06 16:06:48,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877944518] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:48,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430219975] [2024-05-06 16:06:48,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:48,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:48,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:48,681 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:48,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-06 16:06:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:48,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:06:48,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:49,104 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:49,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:49,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [430219975] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:49,465 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:49,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:06:49,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212430897] [2024-05-06 16:06:49,465 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:49,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:06:49,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:49,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:06:49,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:06:49,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:49,467 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:49,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:06:49,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:49,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:49,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:49,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:49,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:49,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:06:49,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-06 16:06:50,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:50,177 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-06 16:06:50,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:50,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1737571024, now seen corresponding path program 1 times [2024-05-06 16:06:50,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:50,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581681952] [2024-05-06 16:06:50,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:50,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:50,306 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:50,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:50,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581681952] [2024-05-06 16:06:50,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581681952] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:50,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1230411174] [2024-05-06 16:06:50,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:50,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:50,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:50,308 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:50,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-06 16:06:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:50,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:06:50,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:50,509 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:50,629 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:50,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1230411174] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:50,629 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:50,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:06:50,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065883554] [2024-05-06 16:06:50,629 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:50,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:06:50,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:50,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:06:50,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:06:50,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:50,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:50,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:06:50,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:50,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:50,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:06:50,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:51,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:51,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:51,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:06:51,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:06:51,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-06 16:06:51,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-05-06 16:06:51,240 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-06 16:06:51,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:51,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1069046864, now seen corresponding path program 1 times [2024-05-06 16:06:51,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:51,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681219408] [2024-05-06 16:06:51,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:51,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:51,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:51,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681219408] [2024-05-06 16:06:51,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681219408] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:51,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [588144271] [2024-05-06 16:06:51,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:51,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:51,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:51,430 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:51,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-06 16:06:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:51,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:06:51,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:51,678 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:51,866 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:51,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [588144271] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:51,866 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:51,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:06:51,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097380555] [2024-05-06 16:06:51,867 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:51,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:06:51,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:51,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:06:51,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:06:51,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:51,868 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:51,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:06:51,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:51,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:51,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:06:51,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:06:51,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:52,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:06:52,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:06:52,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:06:52,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-06 16:06:52,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:52,384 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-05-06 16:06:52,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:52,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1729467147, now seen corresponding path program 1 times [2024-05-06 16:06:52,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:52,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106692067] [2024-05-06 16:06:52,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:52,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:06:52,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:06:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:06:52,499 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:06:52,500 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:06:52,500 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 5 remaining) [2024-05-06 16:06:52,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-05-06 16:06:52,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2024-05-06 16:06:52,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2024-05-06 16:06:52,500 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-05-06 16:06:52,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-05-06 16:06:52,501 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-05-06 16:06:52,501 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:06:52,501 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-05-06 16:06:52,514 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:06:52,516 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:06:52,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:06:52,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:52,533 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:06:52,538 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:06:52,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:52,538 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:06:52,539 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:06:52,539 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-05-06 16:06:52,542 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:06:52,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:52,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1734141954, now seen corresponding path program 1 times [2024-05-06 16:06:52,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:52,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753345861] [2024-05-06 16:06:52,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:52,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:52,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2024-05-06 16:06:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:52,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:52,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:52,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753345861] [2024-05-06 16:06:52,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753345861] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:06:52,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:06:52,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:06:52,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251112901] [2024-05-06 16:06:52,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:06:52,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:06:52,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:52,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:06:52,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:06:52,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:52,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:06:52,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-05-06 16:06:52,559 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:06:52,559 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:52,559 INFO L85 PathProgramCache]: Analyzing trace with hash 227213291, now seen corresponding path program 1 times [2024-05-06 16:06:52,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:52,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387821839] [2024-05-06 16:06:52,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:52,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:52,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:52,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387821839] [2024-05-06 16:06:52,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387821839] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:06:52,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:06:52,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:06:52,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369343272] [2024-05-06 16:06:52,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:06:52,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:06:52,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:52,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:06:52,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:06:52,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:52,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:06:52,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:52,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:52,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-05-06 16:06:52,708 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:06:52,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:52,708 INFO L85 PathProgramCache]: Analyzing trace with hash 54649034, now seen corresponding path program 1 times [2024-05-06 16:06:52,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:52,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941772538] [2024-05-06 16:06:52,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:52,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:52,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:52,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941772538] [2024-05-06 16:06:52,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941772538] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:52,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [491912105] [2024-05-06 16:06:52,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:52,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:52,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:52,866 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:52,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-06 16:06:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:52,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:06:52,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:53,284 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:53,285 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:53,619 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:53,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [491912105] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:53,620 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:53,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:06:53,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732821207] [2024-05-06 16:06:53,620 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:53,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:06:53,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:53,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:06:53,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:06:53,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:53,621 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:53,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:06:53,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:53,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:53,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:54,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:54,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:54,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:06:54,083 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-05-06 16:06:54,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-05-06 16:06:54,283 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:06:54,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:54,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1354431888, now seen corresponding path program 1 times [2024-05-06 16:06:54,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:54,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910231424] [2024-05-06 16:06:54,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:54,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:54,405 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:54,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:54,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910231424] [2024-05-06 16:06:54,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910231424] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:54,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444999480] [2024-05-06 16:06:54,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:54,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:54,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:54,421 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:54,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-06 16:06:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:54,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:06:54,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:54,694 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:54,694 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:54,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444999480] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:54,825 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:54,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:06:54,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807448055] [2024-05-06 16:06:54,826 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:54,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:06:54,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:54,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:06:54,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:06:54,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:54,827 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:54,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:06:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:06:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:55,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:55,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:55,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:06:55,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:06:55,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-06 16:06:55,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-05-06 16:06:55,411 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:06:55,411 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:55,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1687924976, now seen corresponding path program 1 times [2024-05-06 16:06:55,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:55,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13070003] [2024-05-06 16:06:55,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:55,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:55,574 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:55,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:55,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13070003] [2024-05-06 16:06:55,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13070003] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:55,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421336501] [2024-05-06 16:06:55,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:55,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:55,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:55,576 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:55,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-06 16:06:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:55,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:06:55,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:55,858 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:56,099 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:56,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421336501] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:56,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:56,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:06:56,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386294153] [2024-05-06 16:06:56,100 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:56,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:06:56,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:56,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:06:56,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:06:56,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:56,101 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:56,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:06:56,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:56,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:56,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:06:56,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:06:56,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:56,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:56,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:56,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:06:56,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:06:56,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:06:56,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-06 16:06:56,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:56,743 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:06:56,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:06:56,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1490234225, now seen corresponding path program 1 times [2024-05-06 16:06:56,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:06:56,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925717426] [2024-05-06 16:06:56,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:56,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:06:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:57,053 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:57,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:06:57,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925717426] [2024-05-06 16:06:57,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925717426] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:06:57,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993154129] [2024-05-06 16:06:57,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:06:57,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:06:57,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:06:57,055 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:06:57,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-06 16:06:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:06:57,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:06:57,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:06:57,887 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:57,887 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:06:58,778 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:06:58,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993154129] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:06:58,779 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:06:58,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:06:58,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164123388] [2024-05-06 16:06:58,779 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:06:58,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:06:58,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:06:58,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:06:58,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:06:58,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:58,781 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:06:58,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:06:58,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:06:58,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:06:58,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:06:58,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:06:58,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:06:58,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:00,343 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-05-06 16:07:00,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:00,529 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:07:00,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:00,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1552956503, now seen corresponding path program 1 times [2024-05-06 16:07:00,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:00,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020818380] [2024-05-06 16:07:00,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:00,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:00,806 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:00,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:00,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020818380] [2024-05-06 16:07:00,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020818380] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:00,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [301970261] [2024-05-06 16:07:00,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:00,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:00,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:00,808 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:00,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-06 16:07:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:00,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:07:00,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:01,297 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:01,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [301970261] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:01,689 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:01,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:07:01,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327624701] [2024-05-06 16:07:01,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:01,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:07:01,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:01,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:07:01,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:07:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:01,691 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:01,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:07:01,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:01,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:01,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:01,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:01,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:01,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:01,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:07:02,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:02,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:02,913 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:07:02,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:02,913 INFO L85 PathProgramCache]: Analyzing trace with hash 125761737, now seen corresponding path program 1 times [2024-05-06 16:07:02,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:02,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071300487] [2024-05-06 16:07:02,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:02,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:03,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:03,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071300487] [2024-05-06 16:07:03,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071300487] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:03,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398468944] [2024-05-06 16:07:03,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:03,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:03,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:03,254 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:03,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-06 16:07:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:03,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:07:03,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:03,598 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:03,887 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:03,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398468944] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:03,887 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:03,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:07:03,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014680162] [2024-05-06 16:07:03,887 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:03,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:07:03,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:03,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:07:03,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:07:03,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:03,889 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:03,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:07:03,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:03,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:03,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:03,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:03,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:03,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:03,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:07:03,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:04,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:04,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:04,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:04,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:04,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:07:04,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:04,387 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-05-06 16:07:04,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:04,586 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-05-06 16:07:04,587 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:04,587 INFO L85 PathProgramCache]: Analyzing trace with hash 232980196, now seen corresponding path program 1 times [2024-05-06 16:07:04,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:04,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170904451] [2024-05-06 16:07:04,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:04,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:07:04,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:07:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:07:04,645 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:07:04,646 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:07:04,646 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 6 remaining) [2024-05-06 16:07:04,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2024-05-06 16:07:04,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 6 remaining) [2024-05-06 16:07:04,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2024-05-06 16:07:04,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2024-05-06 16:07:04,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-05-06 16:07:04,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-05-06 16:07:04,647 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:07:04,647 WARN L233 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:07:04,647 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2024-05-06 16:07:04,674 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:07:04,676 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:07:04,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:07:04,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:04,679 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:07:04,696 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:07:04,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:04,696 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:07:04,696 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:07:04,697 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-05-06 16:07:04,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Waiting until timeout for monitored process [2024-05-06 16:07:04,720 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:04,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:04,721 INFO L85 PathProgramCache]: Analyzing trace with hash -877355230, now seen corresponding path program 1 times [2024-05-06 16:07:04,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:04,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198051252] [2024-05-06 16:07:04,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:04,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:04,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:04,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198051252] [2024-05-06 16:07:04,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198051252] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:07:04,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:07:04,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:07:04,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770379258] [2024-05-06 16:07:04,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:07:04,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:07:04,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:04,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:07:04,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:07:04,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,747 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:04,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:07:04,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-05-06 16:07:04,752 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:04,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:04,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1934801949, now seen corresponding path program 1 times [2024-05-06 16:07:04,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:04,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026670760] [2024-05-06 16:07:04,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:04,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:04,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:04,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:04,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026670760] [2024-05-06 16:07:04,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026670760] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:07:04,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:07:04,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:07:04,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422152720] [2024-05-06 16:07:04,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:07:04,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:07:04,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:04,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:07:04,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:07:04,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,859 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:04,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:07:04,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:04,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-05-06 16:07:04,927 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:04,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:04,927 INFO L85 PathProgramCache]: Analyzing trace with hash -27358436, now seen corresponding path program 1 times [2024-05-06 16:07:04,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:04,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200951601] [2024-05-06 16:07:04,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:04,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:05,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:05,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:05,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200951601] [2024-05-06 16:07:05,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200951601] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:05,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749017150] [2024-05-06 16:07:05,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:05,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:05,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:05,067 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:05,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-06 16:07:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:05,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:07:05,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:05,468 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:05,468 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:05,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749017150] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:05,791 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:05,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:07:05,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195390682] [2024-05-06 16:07:05,792 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:05,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:07:05,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:05,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:07:05,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:07:05,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:05,793 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:05,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:07:05,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:05,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:05,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:06,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:06,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:06,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:06,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:06,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-05-06 16:07:06,421 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:06,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:06,421 INFO L85 PathProgramCache]: Analyzing trace with hash -635450256, now seen corresponding path program 1 times [2024-05-06 16:07:06,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:06,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725600289] [2024-05-06 16:07:06,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:06,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:06,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:06,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:06,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725600289] [2024-05-06 16:07:06,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725600289] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:06,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269454119] [2024-05-06 16:07:06,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:06,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:06,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:06,534 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:06,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-06 16:07:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:06,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:07:06,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:06,769 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:06,769 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:06,906 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:06,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [269454119] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:06,906 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:06,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:07:06,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014901456] [2024-05-06 16:07:06,906 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:06,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:07:06,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:06,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:07:06,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:07:06,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:06,908 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:06,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:07:06,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:06,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:06,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:06,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:07,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:07,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:07,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:07,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:07,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:07,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-05-06 16:07:07,515 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:07,515 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:07,515 INFO L85 PathProgramCache]: Analyzing trace with hash 729659120, now seen corresponding path program 1 times [2024-05-06 16:07:07,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:07,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887862008] [2024-05-06 16:07:07,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:07,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:07,664 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:07,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:07,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887862008] [2024-05-06 16:07:07,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887862008] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:07,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1975162430] [2024-05-06 16:07:07,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:07,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:07,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:07,675 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:07,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-06 16:07:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:07,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:07:07,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:07,981 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:07,981 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:08,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1975162430] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:08,153 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:08,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:07:08,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701286712] [2024-05-06 16:07:08,154 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:08,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:07:08,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:08,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:07:08,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:07:08,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:08,158 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:08,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:07:08,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:08,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:08,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-05-06 16:07:08,787 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:08,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:08,788 INFO L85 PathProgramCache]: Analyzing trace with hash -287256335, now seen corresponding path program 1 times [2024-05-06 16:07:08,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:08,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410548860] [2024-05-06 16:07:08,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:08,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:09,084 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:09,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:09,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410548860] [2024-05-06 16:07:09,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410548860] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:09,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2101936862] [2024-05-06 16:07:09,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:09,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:09,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:09,086 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:09,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-06 16:07:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:09,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:07:09,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:09,892 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:09,893 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:10,702 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:10,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2101936862] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:10,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:10,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:07:10,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764154506] [2024-05-06 16:07:10,703 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:10,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:07:10,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:10,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:07:10,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:07:10,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:10,704 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:10,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:07:10,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:10,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:10,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:10,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:10,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:10,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:12,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:12,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:12,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:12,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:12,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:12,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:12,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:12,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-05-06 16:07:12,209 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:12,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:12,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1752581691, now seen corresponding path program 1 times [2024-05-06 16:07:12,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:12,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705340317] [2024-05-06 16:07:12,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:12,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:12,454 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:12,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:12,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705340317] [2024-05-06 16:07:12,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705340317] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:12,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1590475605] [2024-05-06 16:07:12,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:12,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:12,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:12,456 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:12,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-06 16:07:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:12,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:07:12,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:12,826 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:12,826 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:13,207 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:13,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1590475605] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:13,208 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:13,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:07:13,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329577915] [2024-05-06 16:07:13,208 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:13,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:07:13,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:13,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:07:13,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:07:13,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:13,210 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:13,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:07:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:07:14,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:14,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:14,297 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:14,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:14,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1536455451, now seen corresponding path program 1 times [2024-05-06 16:07:14,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:14,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607389985] [2024-05-06 16:07:14,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:14,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:14,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:14,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607389985] [2024-05-06 16:07:14,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607389985] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:14,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [484001403] [2024-05-06 16:07:14,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:14,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:14,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:14,510 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:14,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-06 16:07:14,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:14,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:07:14,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:14,912 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:14,913 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:15,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [484001403] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:15,170 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:15,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:07:15,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352466154] [2024-05-06 16:07:15,171 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:15,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:07:15,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:15,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:07:15,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:07:15,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:15,172 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:15,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:07:15,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:15,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:15,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:15,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:15,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:15,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:15,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:07:15,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:16,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:16,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:16,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2024-05-06 16:07:16,391 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:16,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:16,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1909975555, now seen corresponding path program 1 times [2024-05-06 16:07:16,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:16,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080478745] [2024-05-06 16:07:16,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:16,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 132 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:16,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:16,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080478745] [2024-05-06 16:07:16,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080478745] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:16,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988038393] [2024-05-06 16:07:16,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:16,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:16,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:16,781 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:16,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-05-06 16:07:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:16,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:07:16,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:17,342 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 152 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:17,342 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:17,742 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 86 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:17,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988038393] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:17,742 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:17,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 16:07:17,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634907922] [2024-05-06 16:07:17,743 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:17,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 16:07:17,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:17,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 16:07:17,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 16:07:17,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:17,744 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:17,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 15.088235294117647) internal successors, (513), 34 states have internal predecessors, (513), 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) [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:17,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:18,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:07:18,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:19,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2024-05-06 16:07:19,143 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:19,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:19,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1969357245, now seen corresponding path program 1 times [2024-05-06 16:07:19,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:19,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967884870] [2024-05-06 16:07:19,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:19,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:19,461 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:19,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:19,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967884870] [2024-05-06 16:07:19,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967884870] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:19,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1167732866] [2024-05-06 16:07:19,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:19,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:19,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:19,463 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:19,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-05-06 16:07:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:19,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 16:07:19,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:19,898 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:19,898 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:20,274 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:20,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1167732866] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:20,275 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:20,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 28 [2024-05-06 16:07:20,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705829936] [2024-05-06 16:07:20,275 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:20,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-06 16:07:20,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:20,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-06 16:07:20,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-06 16:07:20,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:20,279 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:20,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.392857142857142) internal successors, (543), 28 states have internal predecessors, (543), 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) [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:07:20,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:07:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:21,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:21,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:21,287 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-05-06 16:07:21,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:21,287 INFO L85 PathProgramCache]: Analyzing trace with hash -867783368, now seen corresponding path program 1 times [2024-05-06 16:07:21,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:21,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961146164] [2024-05-06 16:07:21,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:21,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:07:21,336 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:07:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:07:21,403 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:07:21,403 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:07:21,403 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 7 remaining) [2024-05-06 16:07:21,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-05-06 16:07:21,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2024-05-06 16:07:21,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2024-05-06 16:07:21,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2024-05-06 16:07:21,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2024-05-06 16:07:21,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-05-06 16:07:21,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-05-06 16:07:21,405 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:07:21,406 WARN L233 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:07:21,406 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2024-05-06 16:07:21,426 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:07:21,428 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:07:21,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:07:21,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:21,429 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:07:21,449 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:07:21,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:21,449 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:07:21,450 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:07:21,450 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-05-06 16:07:21,453 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:21,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:21,453 INFO L85 PathProgramCache]: Analyzing trace with hash -24632894, now seen corresponding path program 1 times [2024-05-06 16:07:21,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:21,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360179124] [2024-05-06 16:07:21,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:21,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:21,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (26)] Waiting until timeout for monitored process [2024-05-06 16:07:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:21,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:21,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:21,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360179124] [2024-05-06 16:07:21,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360179124] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:07:21,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:07:21,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:07:21,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394430299] [2024-05-06 16:07:21,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:07:21,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:07:21,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:21,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:07:21,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:07:21,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,464 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:21,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:07:21,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-05-06 16:07:21,470 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:21,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:21,470 INFO L85 PathProgramCache]: Analyzing trace with hash 2140509456, now seen corresponding path program 1 times [2024-05-06 16:07:21,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:21,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512673738] [2024-05-06 16:07:21,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:21,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:21,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:21,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:21,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512673738] [2024-05-06 16:07:21,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512673738] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:07:21,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:07:21,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:07:21,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967476559] [2024-05-06 16:07:21,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:07:21,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:07:21,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:21,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:07:21,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:07:21,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,532 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:21,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:07:21,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:21,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:21,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-05-06 16:07:21,588 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:21,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:21,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1283694639, now seen corresponding path program 1 times [2024-05-06 16:07:21,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:21,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565431343] [2024-05-06 16:07:21,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:21,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:21,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:21,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565431343] [2024-05-06 16:07:21,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565431343] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:21,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862517810] [2024-05-06 16:07:21,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:21,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:21,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:21,699 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:21,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-05-06 16:07:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:21,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:07:21,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:22,132 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:22,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [862517810] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:22,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:22,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:07:22,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650878673] [2024-05-06 16:07:22,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:22,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:07:22,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:22,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:07:22,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:07:22,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:22,431 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:22,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:07:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:22,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:22,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:22,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:22,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:22,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:23,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2024-05-06 16:07:23,005 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:23,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:23,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1527989104, now seen corresponding path program 1 times [2024-05-06 16:07:23,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:23,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95631914] [2024-05-06 16:07:23,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:23,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:23,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:23,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95631914] [2024-05-06 16:07:23,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95631914] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:23,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413184431] [2024-05-06 16:07:23,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:23,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:23,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:23,110 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:23,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-05-06 16:07:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:23,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:07:23,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:23,345 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:23,345 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:23,457 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:23,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [413184431] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:23,457 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:23,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:07:23,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150409633] [2024-05-06 16:07:23,459 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:23,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:07:23,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:23,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:07:23,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:07:23,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:23,460 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:23,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:07:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:23,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:23,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:23,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:23,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:23,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:23,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:24,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-05-06 16:07:24,095 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:24,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:24,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1021897776, now seen corresponding path program 1 times [2024-05-06 16:07:24,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:24,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137556747] [2024-05-06 16:07:24,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:24,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:24,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:24,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137556747] [2024-05-06 16:07:24,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137556747] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:24,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1797051075] [2024-05-06 16:07:24,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:24,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:24,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:24,253 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:24,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-05-06 16:07:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:24,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:07:24,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:24,579 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:24,580 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:24,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1797051075] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:24,811 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:24,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:07:24,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059273572] [2024-05-06 16:07:24,811 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:24,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:07:24,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:24,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:07:24,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:07:24,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:24,812 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:24,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:07:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:24,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:25,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:25,246 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:25,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:25,437 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:25,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:25,437 INFO L85 PathProgramCache]: Analyzing trace with hash -739115503, now seen corresponding path program 1 times [2024-05-06 16:07:25,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:25,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560802636] [2024-05-06 16:07:25,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:25,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:25,681 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:25,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:25,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560802636] [2024-05-06 16:07:25,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560802636] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:25,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1834824963] [2024-05-06 16:07:25,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:25,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:25,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:25,683 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:25,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-05-06 16:07:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:25,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:07:25,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:26,442 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:27,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1834824963] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:27,304 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:27,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:07:27,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737317120] [2024-05-06 16:07:27,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:27,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:07:27,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:27,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:07:27,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:07:27,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:27,306 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:27,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:07:27,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:27,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:27,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:27,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:27,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:27,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:28,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:28,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:28,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:28,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:28,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:28,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:28,619 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:28,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-05-06 16:07:28,816 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:28,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:28,817 INFO L85 PathProgramCache]: Analyzing trace with hash -265495314, now seen corresponding path program 1 times [2024-05-06 16:07:28,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:28,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877214684] [2024-05-06 16:07:28,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:28,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:29,045 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:29,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:29,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877214684] [2024-05-06 16:07:29,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877214684] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:29,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [109290424] [2024-05-06 16:07:29,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:29,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:29,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:29,061 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:29,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-05-06 16:07:29,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:29,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:07:29,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:29,535 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:29,535 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:29,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [109290424] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:29,956 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:29,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:07:29,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626060076] [2024-05-06 16:07:29,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:29,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:07:29,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:29,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:07:29,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:07:29,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:29,957 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:29,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:07:29,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:29,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:29,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:29,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:29,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:29,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:29,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:30,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:30,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:30,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:07:30,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:31,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2024-05-06 16:07:31,000 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:31,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:31,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1592065998, now seen corresponding path program 1 times [2024-05-06 16:07:31,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:31,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869878736] [2024-05-06 16:07:31,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:31,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:31,182 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:31,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:31,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869878736] [2024-05-06 16:07:31,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869878736] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:31,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592117602] [2024-05-06 16:07:31,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:31,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:31,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:31,184 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:31,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-05-06 16:07:31,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:31,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:07:31,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:31,542 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:31,542 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:31,773 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:31,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592117602] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:31,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:31,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:07:31,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625771533] [2024-05-06 16:07:31,773 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:31,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:07:31,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:31,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:07:31,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:07:31,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:31,775 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:31,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:07:31,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:31,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:31,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:31,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:31,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:31,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:07:31,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:07:31,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:32,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:32,752 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:32,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:32,950 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:32,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:32,950 INFO L85 PathProgramCache]: Analyzing trace with hash 2121337200, now seen corresponding path program 1 times [2024-05-06 16:07:32,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:32,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226288159] [2024-05-06 16:07:32,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:32,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 132 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:33,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:33,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226288159] [2024-05-06 16:07:33,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226288159] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:33,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1700085434] [2024-05-06 16:07:33,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:33,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:33,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:33,286 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:33,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-05-06 16:07:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:33,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:07:33,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 152 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:33,820 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:34,302 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 86 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:34,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1700085434] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:34,302 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:34,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 16:07:34,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537324856] [2024-05-06 16:07:34,303 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:34,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 16:07:34,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:34,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 16:07:34,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 16:07:34,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:34,305 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:34,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 15.088235294117647) internal successors, (513), 34 states have internal predecessors, (513), 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) [2024-05-06 16:07:34,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:34,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:34,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:34,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:34,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:34,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:34,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:34,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:34,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:35,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:07:35,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:35,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2024-05-06 16:07:35,617 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:35,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:35,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1947546736, now seen corresponding path program 1 times [2024-05-06 16:07:35,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:35,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261048976] [2024-05-06 16:07:35,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:35,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:35,885 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:35,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:35,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261048976] [2024-05-06 16:07:35,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261048976] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:35,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241724347] [2024-05-06 16:07:35,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:35,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:35,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:35,887 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:35,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-05-06 16:07:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:36,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 16:07:36,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:36,365 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:36,365 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:36,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241724347] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:36,706 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:36,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 28 [2024-05-06 16:07:36,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338482507] [2024-05-06 16:07:36,707 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:36,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-06 16:07:36,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:36,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-06 16:07:36,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-06 16:07:36,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:36,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:36,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.392857142857142) internal successors, (543), 28 states have internal predecessors, (543), 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) [2024-05-06 16:07:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:07:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:07:36,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:37,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:37,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:37,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:37,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:37,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:37,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:37,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:38,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:38,009 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:38,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:38,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1291620595, now seen corresponding path program 1 times [2024-05-06 16:07:38,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:38,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855638256] [2024-05-06 16:07:38,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:38,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:38,623 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 206 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:38,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:38,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855638256] [2024-05-06 16:07:38,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855638256] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:38,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353162882] [2024-05-06 16:07:38,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:38,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:38,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:38,624 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:38,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-05-06 16:07:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:38,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-06 16:07:38,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:40,218 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 275 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:40,219 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:41,500 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:41,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353162882] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:41,501 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:41,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 25] total 65 [2024-05-06 16:07:41,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152075421] [2024-05-06 16:07:41,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:41,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-05-06 16:07:41,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:41,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-05-06 16:07:41,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3488, Unknown=0, NotChecked=0, Total=4160 [2024-05-06 16:07:41,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:41,503 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:41,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 13.0) internal successors, (845), 65 states have internal predecessors, (845), 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) [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:41,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:44,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:44,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:07:44,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:44,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2024-05-06 16:07:44,882 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:44,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:44,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1917032372, now seen corresponding path program 1 times [2024-05-06 16:07:44,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:44,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248930259] [2024-05-06 16:07:44,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:44,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 250 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:45,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:45,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248930259] [2024-05-06 16:07:45,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248930259] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:45,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173532557] [2024-05-06 16:07:45,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:45,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:45,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:45,285 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:45,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-05-06 16:07:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:45,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:07:45,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:46,091 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 196 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:46,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1173532557] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:46,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:46,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:07:46,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918067403] [2024-05-06 16:07:46,905 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:46,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:07:46,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:46,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:07:46,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1427, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:07:46,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:46,907 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:46,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.928571428571429) internal successors, (627), 42 states have internal predecessors, (627), 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) [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:46,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:07:46,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:49,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:07:49,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:07:49,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:49,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2024-05-06 16:07:49,269 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:49,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:49,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1582804908, now seen corresponding path program 1 times [2024-05-06 16:07:49,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:49,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498949070] [2024-05-06 16:07:49,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:49,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 250 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:49,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:49,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498949070] [2024-05-06 16:07:49,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498949070] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:49,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493229686] [2024-05-06 16:07:49,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:49,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:49,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:49,678 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:49,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-05-06 16:07:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:49,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:07:49,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:50,408 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 275 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:50,409 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:51,116 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 182 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:51,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1493229686] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:51,116 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:51,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2024-05-06 16:07:51,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532042116] [2024-05-06 16:07:51,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:51,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-05-06 16:07:51,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:51,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-05-06 16:07:51,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1186, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 16:07:51,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:51,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:51,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 17.44736842105263) internal successors, (663), 38 states have internal predecessors, (663), 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) [2024-05-06 16:07:51,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:51,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:51,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:51,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:51,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:51,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:51,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:07:51,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:51,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:07:51,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:51,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:07:51,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:07:51,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:52,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:07:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:07:52,647 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2024-05-06 16:07:52,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2024-05-06 16:07:52,847 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:52,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:52,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1393989716, now seen corresponding path program 1 times [2024-05-06 16:07:52,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:52,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622073014] [2024-05-06 16:07:52,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:52,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:53,270 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 250 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:53,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:53,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622073014] [2024-05-06 16:07:53,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622073014] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:53,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1152601966] [2024-05-06 16:07:53,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:53,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:53,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:53,272 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:53,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-05-06 16:07:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:53,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:07:53,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:53,727 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:54,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1152601966] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:54,045 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:54,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 32 [2024-05-06 16:07:54,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596204941] [2024-05-06 16:07:54,047 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:54,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-06 16:07:54,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:54,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-06 16:07:54,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-05-06 16:07:54,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:54,051 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:54,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 21.65625) internal successors, (693), 32 states have internal predecessors, (693), 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) [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:54,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:07:54,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:07:54,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:07:54,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:07:54,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:07:54,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:07:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:07:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:07:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:07:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:07:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:07:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:07:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:07:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:07:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:07:55,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:55,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2024-05-06 16:07:55,278 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-06 16:07:55,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:55,278 INFO L85 PathProgramCache]: Analyzing trace with hash 357617031, now seen corresponding path program 1 times [2024-05-06 16:07:55,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:55,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122647285] [2024-05-06 16:07:55,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:55,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:07:55,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:07:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:07:55,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:07:55,402 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:07:55,402 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 8 remaining) [2024-05-06 16:07:55,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2024-05-06 16:07:55,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2024-05-06 16:07:55,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2024-05-06 16:07:55,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2024-05-06 16:07:55,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2024-05-06 16:07:55,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 8 remaining) [2024-05-06 16:07:55,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 8 remaining) [2024-05-06 16:07:55,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-05-06 16:07:55,405 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:07:55,406 WARN L233 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:07:55,406 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2024-05-06 16:07:55,428 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:07:55,430 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:07:55,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:07:55,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:55,431 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:07:55,435 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:07:55,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:55,435 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:07:55,435 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:07:55,435 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-05-06 16:07:55,438 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:07:55,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:55,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1165066270, now seen corresponding path program 1 times [2024-05-06 16:07:55,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:55,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354675760] [2024-05-06 16:07:55,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:55,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:55,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:55,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:55,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354675760] [2024-05-06 16:07:55,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354675760] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:07:55,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:07:55,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:07:55,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701252780] [2024-05-06 16:07:55,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:07:55,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (39)] Waiting until timeout for monitored process [2024-05-06 16:07:55,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:07:55,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:55,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:07:55,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:07:55,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,450 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:55,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:07:55,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-05-06 16:07:55,454 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:07:55,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:55,454 INFO L85 PathProgramCache]: Analyzing trace with hash -318072124, now seen corresponding path program 1 times [2024-05-06 16:07:55,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:55,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849147305] [2024-05-06 16:07:55,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:55,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:55,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:55,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849147305] [2024-05-06 16:07:55,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849147305] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:07:55,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:07:55,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:07:55,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355016891] [2024-05-06 16:07:55,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:07:55,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:07:55,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:55,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:07:55,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:07:55,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,514 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:55,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:07:55,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:55,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:55,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-05-06 16:07:55,573 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:07:55,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:55,573 INFO L85 PathProgramCache]: Analyzing trace with hash 560978115, now seen corresponding path program 1 times [2024-05-06 16:07:55,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:55,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426324123] [2024-05-06 16:07:55,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:55,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:55,679 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:55,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:55,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426324123] [2024-05-06 16:07:55,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426324123] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:55,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [803976808] [2024-05-06 16:07:55,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:55,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:55,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:55,682 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:55,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-05-06 16:07:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:55,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:07:55,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:56,063 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:56,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [803976808] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:56,294 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:56,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:07:56,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604712930] [2024-05-06 16:07:56,295 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:56,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:07:56,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:56,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:07:56,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:07:56,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:56,296 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:56,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:07:56,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:56,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:56,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:56,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:56,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:56,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:56,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:56,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,40 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:56,780 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:07:56,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:56,781 INFO L85 PathProgramCache]: Analyzing trace with hash -2021955248, now seen corresponding path program 1 times [2024-05-06 16:07:56,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:56,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118707482] [2024-05-06 16:07:56,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:56,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:56,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:56,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118707482] [2024-05-06 16:07:56,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118707482] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:56,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182991425] [2024-05-06 16:07:56,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:56,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:56,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:56,937 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:56,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2024-05-06 16:07:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:57,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:07:57,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:57,208 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:57,208 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:57,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182991425] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:57,331 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:57,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:07:57,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518439638] [2024-05-06 16:07:57,332 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:57,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:07:57,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:57,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:07:57,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:07:57,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:57,333 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:57,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:07:57,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:57,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:57,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:07:57,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:57,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:57,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:57,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:57,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:57,717 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:57,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,41 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:57,917 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:07:57,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:57,918 INFO L85 PathProgramCache]: Analyzing trace with hash 17179888, now seen corresponding path program 1 times [2024-05-06 16:07:57,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:57,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230965588] [2024-05-06 16:07:57,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:57,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:58,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:58,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230965588] [2024-05-06 16:07:58,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230965588] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:58,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312195350] [2024-05-06 16:07:58,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:58,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:58,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:58,035 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:58,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2024-05-06 16:07:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:58,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:07:58,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:07:58,380 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:58,380 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:07:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:58,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1312195350] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:07:58,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:07:58,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:07:58,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334862786] [2024-05-06 16:07:58,557 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:07:58,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:07:58,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:07:58,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:07:58,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:07:58,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:58,558 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:07:58,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:07:58,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:58,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:58,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:07:58,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:58,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:58,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:07:58,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:07:58,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:07:58,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:07:58,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:07:58,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2024-05-06 16:07:59,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,42 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:59,182 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:07:59,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:07:59,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1842478161, now seen corresponding path program 1 times [2024-05-06 16:07:59,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:07:59,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094287936] [2024-05-06 16:07:59,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:59,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:07:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:07:59,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:07:59,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094287936] [2024-05-06 16:07:59,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094287936] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:07:59,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456660505] [2024-05-06 16:07:59,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:07:59,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:07:59,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:07:59,437 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:07:59,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-05-06 16:07:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:07:59,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:07:59,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:00,210 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:00,818 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:00,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456660505] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:00,819 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:00,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:08:00,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594013628] [2024-05-06 16:08:00,819 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:00,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:08:00,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:00,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:08:00,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:08:00,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:00,821 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:00,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:08:00,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:00,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:00,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:00,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:08:00,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:00,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:01,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:01,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:01,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:01,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:01,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:01,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:01,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:02,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,43 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:02,172 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:02,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:02,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1802672766, now seen corresponding path program 1 times [2024-05-06 16:08:02,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:02,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003316668] [2024-05-06 16:08:02,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:02,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:02,411 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:02,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:02,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003316668] [2024-05-06 16:08:02,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003316668] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:02,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179924979] [2024-05-06 16:08:02,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:02,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:02,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:02,413 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:02,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2024-05-06 16:08:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:02,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:08:02,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:02,842 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:02,842 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:03,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1179924979] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:03,141 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:03,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:08:03,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790195869] [2024-05-06 16:08:03,141 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:03,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:08:03,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:03,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:08:03,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:08:03,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:03,142 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:03,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:08:03,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:03,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:03,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:03,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:03,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:03,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:03,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:03,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:03,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:03,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:03,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:03,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:08:03,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:03,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:08:03,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:04,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,44 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:04,045 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:04,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:04,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1004098274, now seen corresponding path program 1 times [2024-05-06 16:08:04,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:04,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316367893] [2024-05-06 16:08:04,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:04,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:04,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:04,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:04,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316367893] [2024-05-06 16:08:04,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316367893] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:04,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539363710] [2024-05-06 16:08:04,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:04,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:04,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:04,252 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:04,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2024-05-06 16:08:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:04,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:08:04,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:04,696 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:04,696 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:04,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539363710] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:04,896 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:04,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:08:04,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679233234] [2024-05-06 16:08:04,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:04,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:08:04,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:04,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:08:04,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:08:04,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:04,897 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:04,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:08:04,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:04,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:04,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:04,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:04,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:08:04,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:04,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:08:04,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:08:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:05,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:05,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2024-05-06 16:08:05,894 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:05,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:05,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1209927652, now seen corresponding path program 1 times [2024-05-06 16:08:05,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:05,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006173406] [2024-05-06 16:08:05,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:05,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:06,261 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 132 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:06,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:06,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006173406] [2024-05-06 16:08:06,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006173406] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:06,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1949315648] [2024-05-06 16:08:06,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:06,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:06,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:06,262 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:06,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2024-05-06 16:08:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:06,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:08:06,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 152 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:06,792 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 86 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:07,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1949315648] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:07,222 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:07,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 16:08:07,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687077194] [2024-05-06 16:08:07,222 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:07,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 16:08:07,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:07,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 16:08:07,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 16:08:07,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:07,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:07,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 15.088235294117647) internal successors, (513), 34 states have internal predecessors, (513), 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) [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:07,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:08:08,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:08,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2024-05-06 16:08:08,416 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:08,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:08,417 INFO L85 PathProgramCache]: Analyzing trace with hash -592034716, now seen corresponding path program 1 times [2024-05-06 16:08:08,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:08,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208797185] [2024-05-06 16:08:08,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:08,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:08,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:08,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208797185] [2024-05-06 16:08:08,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208797185] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:08,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549818595] [2024-05-06 16:08:08,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:08,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:08,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:08,674 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:08,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2024-05-06 16:08:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:08,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 16:08:08,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:09,124 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:09,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1549818595] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:09,393 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:09,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 28 [2024-05-06 16:08:09,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577076803] [2024-05-06 16:08:09,394 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:09,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-06 16:08:09,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:09,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-06 16:08:09,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-06 16:08:09,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:09,395 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:09,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.392857142857142) internal successors, (543), 28 states have internal predecessors, (543), 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) [2024-05-06 16:08:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:09,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:09,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:08:09,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:09,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:09,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:08:09,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:10,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:10,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:10,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58,47 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:10,426 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:10,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:10,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1518942983, now seen corresponding path program 1 times [2024-05-06 16:08:10,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:10,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784055810] [2024-05-06 16:08:10,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:10,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:10,924 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 206 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:10,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:10,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784055810] [2024-05-06 16:08:10,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784055810] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:10,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539264767] [2024-05-06 16:08:10,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:10,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:10,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:10,927 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:10,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-05-06 16:08:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:11,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-06 16:08:11,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 275 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:12,510 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:13,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539264767] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:13,659 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:13,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 25] total 65 [2024-05-06 16:08:13,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605723494] [2024-05-06 16:08:13,659 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:13,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-05-06 16:08:13,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:13,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-05-06 16:08:13,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3488, Unknown=0, NotChecked=0, Total=4160 [2024-05-06 16:08:13,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:13,662 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:13,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 13.0) internal successors, (845), 65 states have internal predecessors, (845), 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) [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:16,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:16,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:16,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:16,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:16,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:16,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:16,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:16,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:16,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:16,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:16,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:08:16,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:16,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59,48 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:16,633 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:16,633 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:16,633 INFO L85 PathProgramCache]: Analyzing trace with hash 2068992908, now seen corresponding path program 1 times [2024-05-06 16:08:16,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:16,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071411950] [2024-05-06 16:08:16,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:16,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 250 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:17,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:17,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071411950] [2024-05-06 16:08:17,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071411950] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:17,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913480399] [2024-05-06 16:08:17,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:17,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:17,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:17,100 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:17,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2024-05-06 16:08:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:17,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:08:17,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:17,815 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:17,815 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:18,440 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 196 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:18,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [913480399] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:18,440 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:18,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:08:18,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929216800] [2024-05-06 16:08:18,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:18,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:08:18,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:18,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:08:18,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1427, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:08:18,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:18,442 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:18,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.928571428571429) internal successors, (627), 42 states have internal predecessors, (627), 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) [2024-05-06 16:08:18,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:18,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:18,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:08:18,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:08:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:08:20,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2024-05-06 16:08:20,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60 [2024-05-06 16:08:20,764 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:20,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:20,764 INFO L85 PathProgramCache]: Analyzing trace with hash -383348116, now seen corresponding path program 1 times [2024-05-06 16:08:20,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:20,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172243132] [2024-05-06 16:08:20,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:20,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:21,164 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 250 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:21,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:21,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172243132] [2024-05-06 16:08:21,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172243132] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:21,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [550902948] [2024-05-06 16:08:21,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:21,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:21,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:21,166 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:21,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2024-05-06 16:08:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:21,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:08:21,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 275 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:21,927 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:22,512 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 182 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:22,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [550902948] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:22,512 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:22,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2024-05-06 16:08:22,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719457024] [2024-05-06 16:08:22,512 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:22,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-05-06 16:08:22,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:22,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-05-06 16:08:22,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1186, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 16:08:22,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:22,514 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:22,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 17.44736842105263) internal successors, (663), 38 states have internal predecessors, (663), 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) [2024-05-06 16:08:22,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:22,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:22,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:22,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:22,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:22,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:22,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:22,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:22,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:08:22,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:22,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:08:22,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:08:22,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:24,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:24,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:24,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:24,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:24,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:08:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:08:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:08:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:08:24,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:08:24,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:24,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,50 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:24,262 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:24,262 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:24,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1417537300, now seen corresponding path program 1 times [2024-05-06 16:08:24,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:24,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762025296] [2024-05-06 16:08:24,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:24,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:24,615 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 250 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:24,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:24,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762025296] [2024-05-06 16:08:24,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762025296] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:24,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124006504] [2024-05-06 16:08:24,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:24,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:24,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:24,616 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:24,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2024-05-06 16:08:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:24,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:08:24,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:25,290 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:25,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:25,793 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:25,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124006504] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:25,793 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:25,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 32 [2024-05-06 16:08:25,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176437796] [2024-05-06 16:08:25,794 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:25,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-06 16:08:25,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:25,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-06 16:08:25,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-05-06 16:08:25,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:25,795 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:25,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 21.65625) internal successors, (693), 32 states have internal predecessors, (693), 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) [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:08:25,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:27,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:08:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:27,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:27,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,51 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:27,981 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:27,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:27,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1156065168, now seen corresponding path program 1 times [2024-05-06 16:08:27,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:27,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537399350] [2024-05-06 16:08:27,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:27,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:28,472 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 420 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:28,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:28,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537399350] [2024-05-06 16:08:28,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537399350] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:28,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638033596] [2024-05-06 16:08:28,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:28,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:28,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:28,483 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:28,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2024-05-06 16:08:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:28,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:08:28,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:29,520 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 450 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:29,520 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 292 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:30,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1638033596] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:30,502 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:30,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:08:30,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681129864] [2024-05-06 16:08:30,502 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:30,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:08:30,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:30,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:08:30,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:08:30,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:30,504 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:30,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 17.282608695652176) internal successors, (795), 46 states have internal predecessors, (795), 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) [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:30,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:33,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:33,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:33,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:33,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:33,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:08:33,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:33,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,52 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:33,484 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:33,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:33,484 INFO L85 PathProgramCache]: Analyzing trace with hash -871790096, now seen corresponding path program 1 times [2024-05-06 16:08:33,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:33,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554789222] [2024-05-06 16:08:33,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:33,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:33,954 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 420 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:33,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:33,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554789222] [2024-05-06 16:08:33,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554789222] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:33,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085632878] [2024-05-06 16:08:33,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:33,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:33,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:33,956 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:33,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2024-05-06 16:08:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:34,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:08:34,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:34,836 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 450 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:34,836 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:35,578 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 330 proven. 304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:35,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085632878] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:35,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:35,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:08:35,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876717402] [2024-05-06 16:08:35,579 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:35,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:08:35,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:35,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:08:35,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=1458, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:08:35,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:35,581 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:35,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 19.785714285714285) internal successors, (831), 42 states have internal predecessors, (831), 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) [2024-05-06 16:08:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:35,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:08:35,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:08:37,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:08:37,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:37,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,53 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:37,996 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:37,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:37,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1128778416, now seen corresponding path program 1 times [2024-05-06 16:08:37,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:37,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979840445] [2024-05-06 16:08:37,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:37,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:38,451 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 420 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:38,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:38,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979840445] [2024-05-06 16:08:38,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979840445] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:38,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089312755] [2024-05-06 16:08:38,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:38,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:38,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:38,453 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:38,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2024-05-06 16:08:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:38,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:08:38,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:39,261 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:39,261 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:39,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1089312755] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:39,957 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:39,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 36 [2024-05-06 16:08:39,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871375359] [2024-05-06 16:08:39,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:39,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-06 16:08:39,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:39,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-06 16:08:39,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1076, Unknown=0, NotChecked=0, Total=1260 [2024-05-06 16:08:39,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:39,959 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:39,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 23.916666666666668) internal successors, (861), 36 states have internal predecessors, (861), 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) [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:08:39,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:08:39,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:08:39,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:39,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:08:39,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:08:39,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:08:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:08:41,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:08:41,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:08:41,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:41,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:08:41,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:08:41,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:08:41,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2024-05-06 16:08:41,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable65 [2024-05-06 16:08:41,725 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-05-06 16:08:41,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:41,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1406049995, now seen corresponding path program 1 times [2024-05-06 16:08:41,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:41,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328131212] [2024-05-06 16:08:41,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:41,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:08:41,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:08:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:08:41,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:08:41,897 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 9 remaining) [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 9 remaining) [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 9 remaining) [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 9 remaining) [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 9 remaining) [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 9 remaining) [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 9 remaining) [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 9 remaining) [2024-05-06 16:08:41,897 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 9 remaining) [2024-05-06 16:08:41,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-05-06 16:08:41,898 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:08:41,898 WARN L233 ceAbstractionStarter]: 7 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:08:41,899 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 8 thread instances. [2024-05-06 16:08:41,918 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:08:41,920 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:08:41,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:08:41,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:41,922 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:08:41,925 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:08:41,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:41,925 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:08:41,925 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:08:41,925 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-05-06 16:08:41,928 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:41,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:41,928 INFO L85 PathProgramCache]: Analyzing trace with hash 771250562, now seen corresponding path program 1 times [2024-05-06 16:08:41,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:41,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960437304] [2024-05-06 16:08:41,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:41,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:41,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:41,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:41,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960437304] [2024-05-06 16:08:41,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960437304] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:08:41,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:08:41,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:08:41,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229598084] [2024-05-06 16:08:41,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:08:41,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:08:41,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:41,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:08:41,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:08:41,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:41,939 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:41,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:08:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:41,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (55)] Waiting until timeout for monitored process [2024-05-06 16:08:41,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:41,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-05-06 16:08:41,943 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:41,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:41,943 INFO L85 PathProgramCache]: Analyzing trace with hash -371036871, now seen corresponding path program 1 times [2024-05-06 16:08:41,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:41,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694162483] [2024-05-06 16:08:41,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:41,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:41,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:41,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:41,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694162483] [2024-05-06 16:08:41,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694162483] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:08:41,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:08:41,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:08:41,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817007488] [2024-05-06 16:08:41,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:08:41,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:08:41,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:41,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:08:41,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:08:41,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:41,996 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:41,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:08:41,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:41,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:42,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:42,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:42,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-05-06 16:08:42,075 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:42,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:42,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1651577944, now seen corresponding path program 1 times [2024-05-06 16:08:42,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:42,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346951992] [2024-05-06 16:08:42,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:42,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:42,174 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:42,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:42,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346951992] [2024-05-06 16:08:42,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346951992] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:42,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1535271894] [2024-05-06 16:08:42,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:42,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:42,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:42,177 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:42,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2024-05-06 16:08:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:42,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:08:42,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:42,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:42,808 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:43,155 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:43,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1535271894] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:43,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:43,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:08:43,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275606801] [2024-05-06 16:08:43,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:43,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:08:43,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:43,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:08:43,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:08:43,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:43,157 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:43,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:08:43,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:43,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:43,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:43,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:43,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:43,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:08:43,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:43,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2024-05-06 16:08:43,754 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:43,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:43,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1939242064, now seen corresponding path program 1 times [2024-05-06 16:08:43,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:43,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262107825] [2024-05-06 16:08:43,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:43,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:43,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:43,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262107825] [2024-05-06 16:08:43,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262107825] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:43,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195401681] [2024-05-06 16:08:43,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:43,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:43,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:43,850 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:43,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-05-06 16:08:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:44,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:08:44,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:44,213 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:44,214 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:44,352 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:44,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195401681] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:44,353 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:44,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:08:44,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513440085] [2024-05-06 16:08:44,353 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:44,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:08:44,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:44,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:08:44,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:08:44,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:44,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:44,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:08:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:08:44,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:44,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:08:44,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Ended with exit code 0 [2024-05-06 16:08:44,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,57 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:44,918 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:44,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:44,919 INFO L85 PathProgramCache]: Analyzing trace with hash -760587568, now seen corresponding path program 1 times [2024-05-06 16:08:44,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:44,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736524545] [2024-05-06 16:08:44,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:44,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:45,045 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:45,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:45,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736524545] [2024-05-06 16:08:45,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736524545] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:45,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639186742] [2024-05-06 16:08:45,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:45,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:45,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:45,048 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:45,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2024-05-06 16:08:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:45,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:08:45,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:45,486 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:45,663 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:45,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1639186742] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:45,663 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:45,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:08:45,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698329239] [2024-05-06 16:08:45,664 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:45,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:08:45,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:45,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:08:45,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:08:45,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:45,665 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:45,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:08:45,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:45,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:45,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:45,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:08:45,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:08:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:46,086 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:46,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,58 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:46,284 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:46,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:46,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1832204785, now seen corresponding path program 1 times [2024-05-06 16:08:46,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:46,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47401820] [2024-05-06 16:08:46,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:46,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:46,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:46,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47401820] [2024-05-06 16:08:46,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47401820] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:46,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338559943] [2024-05-06 16:08:46,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:46,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:46,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:46,741 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:46,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2024-05-06 16:08:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:47,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:08:47,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:47,542 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:48,143 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:48,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338559943] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:48,143 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:48,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:08:48,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637112620] [2024-05-06 16:08:48,144 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:48,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:08:48,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:48,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:08:48,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:08:48,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:48,145 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:48,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:08:48,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:48,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:48,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:48,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:08:48,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:48,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:49,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:49,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:49,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:49,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:49,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:49,188 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:49,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72,59 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:49,387 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:49,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:49,387 INFO L85 PathProgramCache]: Analyzing trace with hash -77358537, now seen corresponding path program 1 times [2024-05-06 16:08:49,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:49,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973257170] [2024-05-06 16:08:49,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:49,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:49,657 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:49,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:49,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973257170] [2024-05-06 16:08:49,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973257170] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:49,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1439921279] [2024-05-06 16:08:49,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:49,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:49,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:49,659 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:49,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Waiting until timeout for monitored process [2024-05-06 16:08:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:49,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:08:49,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:50,202 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:50,634 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:50,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1439921279] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:50,635 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:50,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:08:50,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609035071] [2024-05-06 16:08:50,635 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:50,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:08:50,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:50,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:08:50,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:08:50,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:50,636 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:50,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:08:50,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:50,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:50,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:50,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:50,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:50,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:50,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:51,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:51,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:51,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:51,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:51,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:08:51,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:51,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:08:51,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:51,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73,60 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:51,730 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:51,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:51,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1827029161, now seen corresponding path program 1 times [2024-05-06 16:08:51,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:51,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689232000] [2024-05-06 16:08:51,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:51,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:51,915 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:51,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:51,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689232000] [2024-05-06 16:08:51,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689232000] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:51,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146611442] [2024-05-06 16:08:51,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:51,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:51,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:51,916 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:51,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Waiting until timeout for monitored process [2024-05-06 16:08:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:52,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:08:52,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:52,441 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:52,442 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:52,707 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:52,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146611442] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:52,708 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:52,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:08:52,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369269123] [2024-05-06 16:08:52,709 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:52,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:08:52,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:52,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:08:52,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:08:52,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:52,710 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:52,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:08:52,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:52,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:52,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:52,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:52,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:08:52,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:08:52,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:08:52,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:08:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:53,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:53,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:53,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74,61 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:53,795 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:53,795 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:53,795 INFO L85 PathProgramCache]: Analyzing trace with hash 619129529, now seen corresponding path program 1 times [2024-05-06 16:08:53,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:53,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215738176] [2024-05-06 16:08:53,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:53,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:54,108 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 132 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:54,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:54,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215738176] [2024-05-06 16:08:54,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215738176] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:54,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29138882] [2024-05-06 16:08:54,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:54,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:54,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:54,109 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:54,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2024-05-06 16:08:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:54,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:08:54,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:54,691 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 152 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:54,691 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:55,063 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 86 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:55,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29138882] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:55,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:55,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 16:08:55,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539072742] [2024-05-06 16:08:55,064 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:55,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 16:08:55,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:55,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 16:08:55,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 16:08:55,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:55,065 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:55,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 15.088235294117647) internal successors, (513), 34 states have internal predecessors, (513), 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) [2024-05-06 16:08:55,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:55,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:55,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:55,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:55,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:55,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:08:55,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:55,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:55,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:55,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:08:55,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Ended with exit code 0 [2024-05-06 16:08:56,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75,62 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:56,103 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:56,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:56,103 INFO L85 PathProgramCache]: Analyzing trace with hash 334954329, now seen corresponding path program 1 times [2024-05-06 16:08:56,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:56,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677410750] [2024-05-06 16:08:56,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:56,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:56,402 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:56,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:56,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677410750] [2024-05-06 16:08:56,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677410750] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:56,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [270294985] [2024-05-06 16:08:56,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:56,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:56,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:56,404 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:56,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2024-05-06 16:08:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:56,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 16:08:56,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:56,888 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:56,889 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:08:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:57,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [270294985] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:08:57,140 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:08:57,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 28 [2024-05-06 16:08:57,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960837917] [2024-05-06 16:08:57,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:08:57,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-06 16:08:57,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:08:57,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-06 16:08:57,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-06 16:08:57,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:57,145 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:08:57,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.392857142857142) internal successors, (543), 28 states have internal predecessors, (543), 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) [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:08:57,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:57,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:08:57,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:08:57,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:08:57,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:08:57,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:08:57,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:08:57,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:57,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:08:57,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:08:57,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:08:57,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2024-05-06 16:08:58,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable76 [2024-05-06 16:08:58,077 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:08:58,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:08:58,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1185123068, now seen corresponding path program 1 times [2024-05-06 16:08:58,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:08:58,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472854043] [2024-05-06 16:08:58,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:58,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:08:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 206 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:58,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:08:58,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472854043] [2024-05-06 16:08:58,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472854043] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:08:58,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850186875] [2024-05-06 16:08:58,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:08:58,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:08:58,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:08:58,543 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:08:58,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-05-06 16:08:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:08:58,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-06 16:08:58,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:08:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 275 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:08:59,779 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:00,815 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:00,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850186875] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:00,816 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:00,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 25] total 65 [2024-05-06 16:09:00,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334433702] [2024-05-06 16:09:00,816 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:00,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-05-06 16:09:00,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:00,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-05-06 16:09:00,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3488, Unknown=0, NotChecked=0, Total=4160 [2024-05-06 16:09:00,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:00,819 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:00,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 13.0) internal successors, (845), 65 states have internal predecessors, (845), 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) [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:00,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:09:03,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:03,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:09:03,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:03,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 64 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2024-05-06 16:09:03,658 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:03,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:03,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1717025396, now seen corresponding path program 1 times [2024-05-06 16:09:03,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:03,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165343684] [2024-05-06 16:09:03,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:03,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 250 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:04,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:04,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165343684] [2024-05-06 16:09:04,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165343684] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:04,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406935371] [2024-05-06 16:09:04,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:04,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:04,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:04,098 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:04,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2024-05-06 16:09:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:04,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:09:04,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:04,908 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:04,908 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:05,537 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 196 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:05,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [406935371] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:05,537 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:05,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:09:05,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128599443] [2024-05-06 16:09:05,537 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:05,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:09:05,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:05,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:09:05,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1427, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:09:05,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:05,539 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:05,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.928571428571429) internal successors, (627), 42 states have internal predecessors, (627), 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) [2024-05-06 16:09:05,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:05,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:05,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:05,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:05,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:05,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:05,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:05,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:09:05,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:09:05,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:05,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:09:05,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:07,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:09:07,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:09:07,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:07,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78,65 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:07,300 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:07,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:07,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1053024404, now seen corresponding path program 1 times [2024-05-06 16:09:07,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:07,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169035032] [2024-05-06 16:09:07,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:07,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 250 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:07,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:07,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169035032] [2024-05-06 16:09:07,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169035032] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:07,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344426473] [2024-05-06 16:09:07,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:07,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:07,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:07,688 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:07,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Waiting until timeout for monitored process [2024-05-06 16:09:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:08,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:09:08,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:08,411 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 275 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:08,411 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:08,992 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 182 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:08,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344426473] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:08,992 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:08,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2024-05-06 16:09:08,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906380959] [2024-05-06 16:09:08,992 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:08,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-05-06 16:09:08,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:08,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-05-06 16:09:08,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1186, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 16:09:08,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:08,994 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:08,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 17.44736842105263) internal successors, (663), 38 states have internal predecessors, (663), 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) [2024-05-06 16:09:08,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:08,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:08,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:08,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:08,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:08,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:08,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:08,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:08,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:09:08,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:08,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:09:08,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:09:08,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:10,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:10,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:09:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:10,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:10,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2024-05-06 16:09:10,733 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:10,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:10,733 INFO L85 PathProgramCache]: Analyzing trace with hash -465264180, now seen corresponding path program 1 times [2024-05-06 16:09:10,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:10,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946449045] [2024-05-06 16:09:10,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:10,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 250 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:11,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:11,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946449045] [2024-05-06 16:09:11,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946449045] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:11,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434045613] [2024-05-06 16:09:11,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:11,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:11,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:11,049 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:11,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-05-06 16:09:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:11,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:09:11,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:11,640 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:11,640 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:11,945 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:11,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434045613] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:11,945 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:11,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 32 [2024-05-06 16:09:11,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532289631] [2024-05-06 16:09:11,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:11,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-06 16:09:11,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:11,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-06 16:09:11,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-05-06 16:09:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:11,947 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:11,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 21.65625) internal successors, (693), 32 states have internal predecessors, (693), 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) [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:09:11,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:09:11,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:09:11,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:11,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:14,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:14,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:14,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:14,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:14,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:14,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:09:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:09:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:14,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:14,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,67 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:14,228 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:14,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:14,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1921721168, now seen corresponding path program 1 times [2024-05-06 16:09:14,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:14,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62610644] [2024-05-06 16:09:14,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:14,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 420 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:14,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:14,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62610644] [2024-05-06 16:09:14,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62610644] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:14,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893231267] [2024-05-06 16:09:14,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:14,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:14,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:14,759 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:14,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Waiting until timeout for monitored process [2024-05-06 16:09:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:15,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:09:15,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:15,659 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 450 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:15,659 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:16,370 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 292 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:16,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [893231267] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:16,371 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:16,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:09:16,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908008009] [2024-05-06 16:09:16,371 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:16,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:09:16,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:16,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:09:16,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:09:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:16,373 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:16,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 17.282608695652176) internal successors, (795), 46 states have internal predecessors, (795), 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) [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:09:16,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:16,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:16,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:09:16,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:16,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:18,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:18,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:18,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:18,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:09:18,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:18,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81,68 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:18,842 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:18,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:18,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1874935408, now seen corresponding path program 1 times [2024-05-06 16:09:18,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:18,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141706140] [2024-05-06 16:09:18,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:18,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:19,297 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 420 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:19,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:19,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141706140] [2024-05-06 16:09:19,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141706140] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:19,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132192299] [2024-05-06 16:09:19,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:19,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:19,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:19,299 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:19,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2024-05-06 16:09:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:19,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:09:19,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:20,081 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 450 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:20,081 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 330 proven. 304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:20,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132192299] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:20,783 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:20,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:09:20,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679294771] [2024-05-06 16:09:20,783 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:20,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:09:20,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:20,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:09:20,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=1458, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:09:20,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:20,785 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:20,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 19.785714285714285) internal successors, (831), 42 states have internal predecessors, (831), 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) [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:20,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:20,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:20,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:20,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:20,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:20,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:20,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:09:20,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:22,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:09:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:09:22,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:22,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable82 [2024-05-06 16:09:22,895 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:22,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:22,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1088674128, now seen corresponding path program 1 times [2024-05-06 16:09:22,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:22,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023687529] [2024-05-06 16:09:22,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:22,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:23,364 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 420 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:23,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:23,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023687529] [2024-05-06 16:09:23,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023687529] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:23,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792817868] [2024-05-06 16:09:23,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:23,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:23,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:23,370 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:23,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2024-05-06 16:09:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:23,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:09:23,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:24,149 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:24,680 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:24,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1792817868] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:24,680 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:24,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 36 [2024-05-06 16:09:24,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668429746] [2024-05-06 16:09:24,681 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:24,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-06 16:09:24,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:24,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-06 16:09:24,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1076, Unknown=0, NotChecked=0, Total=1260 [2024-05-06 16:09:24,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:24,683 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:24,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 23.916666666666668) internal successors, (861), 36 states have internal predecessors, (861), 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) [2024-05-06 16:09:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:09:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:26,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:26,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Ended with exit code 0 [2024-05-06 16:09:26,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 70 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable83 [2024-05-06 16:09:26,900 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:26,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:26,901 INFO L85 PathProgramCache]: Analyzing trace with hash 581814869, now seen corresponding path program 1 times [2024-05-06 16:09:26,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:26,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137017414] [2024-05-06 16:09:26,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:26,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:27,636 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 585 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:27,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:27,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137017414] [2024-05-06 16:09:27,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137017414] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:27,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704893510] [2024-05-06 16:09:27,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:27,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:27,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:27,637 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:27,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2024-05-06 16:09:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:28,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 43 conjunts are in the unsatisfiable core [2024-05-06 16:09:28,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:29,775 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 686 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:29,775 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:31,493 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:31,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704893510] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:31,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:31,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 31, 31] total 83 [2024-05-06 16:09:31,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321422721] [2024-05-06 16:09:31,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:31,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-05-06 16:09:31,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:31,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-05-06 16:09:31,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1102, Invalid=5704, Unknown=0, NotChecked=0, Total=6806 [2024-05-06 16:09:31,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:31,496 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:31,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 15.927710843373495) internal successors, (1322), 83 states have internal predecessors, (1322), 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) [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:31,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:36,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:36,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:36,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:36,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:36,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:36,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:36,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Ended with exit code 0 [2024-05-06 16:09:36,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,71 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:36,761 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:36,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:36,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1455605165, now seen corresponding path program 1 times [2024-05-06 16:09:36,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:36,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299375546] [2024-05-06 16:09:36,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:36,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 651 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:37,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:37,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299375546] [2024-05-06 16:09:37,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299375546] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:37,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771093027] [2024-05-06 16:09:37,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:37,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:37,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:37,668 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:37,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2024-05-06 16:09:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:38,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-06 16:09:38,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 686 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:39,084 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 565 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:40,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771093027] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:40,313 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:40,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:09:40,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053815718] [2024-05-06 16:09:40,313 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:40,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:09:40,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:40,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:09:40,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=2353, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:09:40,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:40,315 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:40,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 17.5) internal successors, (945), 54 states have internal predecessors, (945), 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) [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:40,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:09:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:43,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:09:43,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:44,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85,72 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:44,056 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:44,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:44,057 INFO L85 PathProgramCache]: Analyzing trace with hash -663875469, now seen corresponding path program 1 times [2024-05-06 16:09:44,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:44,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946159995] [2024-05-06 16:09:44,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:44,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:44,768 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 651 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:44,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:44,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946159995] [2024-05-06 16:09:44,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946159995] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:44,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492758150] [2024-05-06 16:09:44,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:44,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:44,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:44,770 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:44,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Waiting until timeout for monitored process [2024-05-06 16:09:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:45,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 16:09:45,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 686 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:45,709 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:46,538 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 438 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:46,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492758150] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:46,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:46,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:09:46,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906468636] [2024-05-06 16:09:46,543 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:46,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:09:46,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:46,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:09:46,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=387, Invalid=2063, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:09:46,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:46,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:46,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 19.62) internal successors, (981), 50 states have internal predecessors, (981), 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) [2024-05-06 16:09:46,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:46,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:46,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:46,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:46,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:46,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:46,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:09:46,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:09:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:49,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:49,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 73 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable86 [2024-05-06 16:09:49,655 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:49,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:49,655 INFO L85 PathProgramCache]: Analyzing trace with hash -152764653, now seen corresponding path program 1 times [2024-05-06 16:09:49,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:49,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745712976] [2024-05-06 16:09:49,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:49,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 651 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:50,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:50,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745712976] [2024-05-06 16:09:50,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745712976] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:50,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500478673] [2024-05-06 16:09:50,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:50,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:50,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:50,251 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:50,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Waiting until timeout for monitored process [2024-05-06 16:09:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:50,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:09:50,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:51,314 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 686 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:51,314 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:52,315 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 539 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:52,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500478673] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:52,315 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:52,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:09:52,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867262461] [2024-05-06 16:09:52,315 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:52,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:09:52,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:52,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:09:52,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=1758, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:09:52,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:52,317 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:52,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 22.108695652173914) internal successors, (1017), 46 states have internal predecessors, (1017), 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) [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:09:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:52,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:52,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:09:52,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:52,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:54,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:54,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:54,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:54,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:54,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:09:54,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:55,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87,74 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:55,133 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:55,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:55,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1993952627, now seen corresponding path program 1 times [2024-05-06 16:09:55,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:55,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797375708] [2024-05-06 16:09:55,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:55,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 651 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:55,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:55,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797375708] [2024-05-06 16:09:55,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797375708] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:55,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029986425] [2024-05-06 16:09:55,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:55,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:55,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:55,766 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:55,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Waiting until timeout for monitored process [2024-05-06 16:09:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:56,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:09:56,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:56,537 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:56,537 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:09:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:57,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029986425] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:09:57,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:09:57,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 40 [2024-05-06 16:09:57,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178110686] [2024-05-06 16:09:57,003 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:09:57,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-05-06 16:09:57,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:57,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-05-06 16:09:57,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1336, Unknown=0, NotChecked=0, Total=1560 [2024-05-06 16:09:57,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:57,005 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:57,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 26.175) internal successors, (1047), 40 states have internal predecessors, (1047), 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) [2024-05-06 16:09:57,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:09:57,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:09:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:09:58,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:09:58,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:09:58,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Forceful destruction successful, exit code 0 [2024-05-06 16:09:58,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88,75 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:58,956 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-05-06 16:09:58,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:58,956 INFO L85 PathProgramCache]: Analyzing trace with hash -2112565106, now seen corresponding path program 1 times [2024-05-06 16:09:58,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:58,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925363731] [2024-05-06 16:09:58,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:58,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:09:59,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:09:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:09:59,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:09:59,142 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 10 remaining) [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 10 remaining) [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 10 remaining) [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 10 remaining) [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 10 remaining) [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 10 remaining) [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 10 remaining) [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 10 remaining) [2024-05-06 16:09:59,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 10 remaining) [2024-05-06 16:09:59,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 10 remaining) [2024-05-06 16:09:59,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-05-06 16:09:59,144 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:09:59,144 WARN L233 ceAbstractionStarter]: 8 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:09:59,144 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 9 thread instances. [2024-05-06 16:09:59,167 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:09:59,169 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:09:59,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:09:59,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:59,171 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:09:59,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (76)] Waiting until timeout for monitored process [2024-05-06 16:09:59,185 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:09:59,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:59,185 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:09:59,186 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:09:59,186 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-05-06 16:09:59,188 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:09:59,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:59,188 INFO L85 PathProgramCache]: Analyzing trace with hash -674535774, now seen corresponding path program 1 times [2024-05-06 16:09:59,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:59,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568544275] [2024-05-06 16:09:59,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:59,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:59,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:59,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568544275] [2024-05-06 16:09:59,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568544275] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:09:59,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:09:59,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:09:59,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48295314] [2024-05-06 16:09:59,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:09:59,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:09:59,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:59,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:09:59,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:09:59,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:59,200 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:59,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:09:59,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:59,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:59,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-05-06 16:09:59,203 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:09:59,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:59,203 INFO L85 PathProgramCache]: Analyzing trace with hash -182270865, now seen corresponding path program 1 times [2024-05-06 16:09:59,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:59,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182149768] [2024-05-06 16:09:59,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:59,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:59,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:59,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:59,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182149768] [2024-05-06 16:09:59,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182149768] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:09:59,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:09:59,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:09:59,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751230730] [2024-05-06 16:09:59,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:09:59,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:09:59,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:09:59,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:09:59,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:09:59,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:59,253 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:09:59,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:09:59,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:59,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:59,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:09:59,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:09:59,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-05-06 16:09:59,304 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:09:59,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:09:59,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1661133198, now seen corresponding path program 1 times [2024-05-06 16:09:59,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:09:59,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612405773] [2024-05-06 16:09:59,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:59,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:09:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:59,385 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:59,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:09:59,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612405773] [2024-05-06 16:09:59,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612405773] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:09:59,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2094030190] [2024-05-06 16:09:59,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:09:59,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:09:59,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:09:59,387 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:09:59,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Waiting until timeout for monitored process [2024-05-06 16:09:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:09:59,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:09:59,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:09:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:09:59,942 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:00,156 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:00,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2094030190] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:00,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:00,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:10:00,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227389866] [2024-05-06 16:10:00,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:00,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:10:00,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:00,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:10:00,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:10:00,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:00,157 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:00,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:10:00,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:00,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:00,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:10:00,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:00,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,77 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:00,655 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:00,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:00,655 INFO L85 PathProgramCache]: Analyzing trace with hash -105622928, now seen corresponding path program 1 times [2024-05-06 16:10:00,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:00,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769360337] [2024-05-06 16:10:00,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:00,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:00,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:00,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769360337] [2024-05-06 16:10:00,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769360337] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:00,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410164671] [2024-05-06 16:10:00,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:00,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:00,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:00,729 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:00,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2024-05-06 16:10:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:01,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:10:01,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:01,172 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:01,173 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:01,254 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:01,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [410164671] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:01,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:01,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:10:01,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281856632] [2024-05-06 16:10:01,254 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:01,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:10:01,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:01,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:10:01,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:10:01,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:01,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:01,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:10:01,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:01,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:01,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:10:01,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:01,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:01,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:01,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:10:01,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:10:01,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:01,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,78 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:01,728 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:01,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:01,729 INFO L85 PathProgramCache]: Analyzing trace with hash 545754832, now seen corresponding path program 1 times [2024-05-06 16:10:01,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:01,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065071231] [2024-05-06 16:10:01,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:01,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:01,895 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:01,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:01,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065071231] [2024-05-06 16:10:01,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065071231] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:01,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1229358097] [2024-05-06 16:10:01,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:01,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:01,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:01,898 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:01,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2024-05-06 16:10:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:02,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:10:02,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:02,477 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:02,477 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:02,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1229358097] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:02,689 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:02,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:10:02,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275555258] [2024-05-06 16:10:02,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:02,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:10:02,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:02,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:10:02,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:10:02,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:02,690 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:02,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:10:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:10:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:10:02,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:03,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:03,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:03,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:03,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:10:03,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:03,189 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Ended with exit code 0 [2024-05-06 16:10:03,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 79 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable94 [2024-05-06 16:10:03,389 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:03,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:03,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1463107887, now seen corresponding path program 1 times [2024-05-06 16:10:03,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:03,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784319703] [2024-05-06 16:10:03,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:03,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:03,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:03,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784319703] [2024-05-06 16:10:03,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784319703] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:03,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825032328] [2024-05-06 16:10:03,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:03,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:03,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:03,591 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:03,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2024-05-06 16:10:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:03,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:10:03,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:04,449 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:05,002 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:05,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825032328] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:05,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:05,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:10:05,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982374999] [2024-05-06 16:10:05,003 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:05,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:10:05,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:05,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:10:05,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:10:05,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:05,005 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:05,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:10:05,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:05,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:05,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:05,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:10:05,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:05,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:05,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:05,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:05,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:05,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:05,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:05,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:05,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:06,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 80 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable95 [2024-05-06 16:10:06,192 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:06,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:06,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1716670323, now seen corresponding path program 1 times [2024-05-06 16:10:06,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:06,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555953626] [2024-05-06 16:10:06,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:06,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:06,431 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:06,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:06,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555953626] [2024-05-06 16:10:06,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555953626] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:06,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675723156] [2024-05-06 16:10:06,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:06,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:06,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:06,433 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:06,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Waiting until timeout for monitored process [2024-05-06 16:10:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:06,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:10:06,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:07,017 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:07,017 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:07,319 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:07,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675723156] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:07,320 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:07,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:10:07,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156697013] [2024-05-06 16:10:07,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:07,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:10:07,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:07,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:10:07,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:10:07,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:07,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:07,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:10:07,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:07,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:07,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:07,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:07,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:07,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:07,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:10:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:08,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:10:08,072 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:08,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96,81 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:08,270 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:08,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:08,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1239391923, now seen corresponding path program 1 times [2024-05-06 16:10:08,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:08,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211128078] [2024-05-06 16:10:08,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:08,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:08,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:08,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211128078] [2024-05-06 16:10:08,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211128078] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:08,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743884546] [2024-05-06 16:10:08,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:08,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:08,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:08,442 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:08,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Waiting until timeout for monitored process [2024-05-06 16:10:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:08,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:10:08,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:09,046 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:09,046 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:09,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743884546] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:09,336 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:09,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:10:09,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949732154] [2024-05-06 16:10:09,337 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:09,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:10:09,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:09,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:10:09,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:10:09,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:09,338 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:09,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:10:09,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:09,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:09,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:09,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:09,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:10:09,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:09,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:10:09,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:10,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:10,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:10,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:10,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:10,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:10:10,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:10,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:10,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:10,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 82 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable97 [2024-05-06 16:10:10,286 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:10,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:10,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1337706193, now seen corresponding path program 1 times [2024-05-06 16:10:10,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:10,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749721582] [2024-05-06 16:10:10,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:10,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 132 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:10,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:10,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749721582] [2024-05-06 16:10:10,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749721582] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:10,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [521684412] [2024-05-06 16:10:10,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:10,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:10,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:10,613 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:10,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Waiting until timeout for monitored process [2024-05-06 16:10:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:11,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:10:11,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:11,368 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 152 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:11,368 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:11,861 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 86 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:11,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [521684412] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:11,861 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:11,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 16:10:11,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741718661] [2024-05-06 16:10:11,861 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:11,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 16:10:11,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:11,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 16:10:11,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 16:10:11,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:11,863 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:11,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 15.088235294117647) internal successors, (513), 34 states have internal predecessors, (513), 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) [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:11,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:10:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:10:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:10:13,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:13,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 83 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable98 [2024-05-06 16:10:13,288 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:13,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:13,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1868145007, now seen corresponding path program 1 times [2024-05-06 16:10:13,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:13,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376812375] [2024-05-06 16:10:13,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:13,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:13,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:13,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376812375] [2024-05-06 16:10:13,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376812375] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:13,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944363210] [2024-05-06 16:10:13,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:13,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:13,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:13,536 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:13,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (84)] Waiting until timeout for monitored process [2024-05-06 16:10:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:13,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 16:10:13,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:14,220 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:14,603 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:14,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944363210] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:14,603 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:14,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 28 [2024-05-06 16:10:14,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741676552] [2024-05-06 16:10:14,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:14,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-06 16:10:14,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:14,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-06 16:10:14,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-06 16:10:14,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:14,611 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:14,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.392857142857142) internal successors, (543), 28 states have internal predecessors, (543), 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) [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:10:14,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:15,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:15,437 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (84)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:15,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99,84 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:15,637 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:15,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:15,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1370575954, now seen corresponding path program 1 times [2024-05-06 16:10:15,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:15,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103085025] [2024-05-06 16:10:15,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:15,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:16,097 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 206 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:16,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:16,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103085025] [2024-05-06 16:10:16,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103085025] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:16,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [737636816] [2024-05-06 16:10:16,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:16,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:16,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:16,099 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:16,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Waiting until timeout for monitored process [2024-05-06 16:10:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:16,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-06 16:10:16,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:17,823 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 275 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:17,823 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:19,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [737636816] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:19,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:19,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 25] total 65 [2024-05-06 16:10:19,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5643056] [2024-05-06 16:10:19,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:19,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-05-06 16:10:19,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:19,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-05-06 16:10:19,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3488, Unknown=0, NotChecked=0, Total=4160 [2024-05-06 16:10:19,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:19,416 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:19,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 13.0) internal successors, (845), 65 states have internal predecessors, (845), 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) [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:19,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:19,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:22,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:10:22,944 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:23,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100,85 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:23,142 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:23,142 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:23,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1801501740, now seen corresponding path program 1 times [2024-05-06 16:10:23,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:23,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293892429] [2024-05-06 16:10:23,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:23,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 250 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:23,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:23,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293892429] [2024-05-06 16:10:23,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293892429] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:23,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8136480] [2024-05-06 16:10:23,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:23,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:23,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:23,643 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:23,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2024-05-06 16:10:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:24,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:10:24,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:24,651 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:25,318 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 196 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:25,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8136480] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:25,318 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:25,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:10:25,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663146498] [2024-05-06 16:10:25,319 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:25,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:10:25,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:25,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:10:25,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1427, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:10:25,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:25,320 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:25,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.928571428571429) internal successors, (627), 42 states have internal predecessors, (627), 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) [2024-05-06 16:10:25,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:10:25,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:10:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:10:27,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:27,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 86 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2024-05-06 16:10:27,365 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:27,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:27,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1340513492, now seen corresponding path program 1 times [2024-05-06 16:10:27,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:27,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084059792] [2024-05-06 16:10:27,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:27,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:27,708 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 250 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:27,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:27,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084059792] [2024-05-06 16:10:27,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084059792] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:27,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741201889] [2024-05-06 16:10:27,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:27,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:27,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:27,710 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:27,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (87)] Waiting until timeout for monitored process [2024-05-06 16:10:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:28,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:10:28,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 275 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:28,491 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:28,931 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 182 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:28,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741201889] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:28,931 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:28,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2024-05-06 16:10:28,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039914832] [2024-05-06 16:10:28,931 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:28,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-05-06 16:10:28,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:28,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-05-06 16:10:28,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1186, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 16:10:28,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:28,933 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:28,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 17.44736842105263) internal successors, (663), 38 states have internal predecessors, (663), 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) [2024-05-06 16:10:28,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:28,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:28,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:28,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:10:28,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:30,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:30,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:10:30,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:10:30,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (87)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:30,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 87 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2024-05-06 16:10:30,354 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:30,354 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:30,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1729376524, now seen corresponding path program 1 times [2024-05-06 16:10:30,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:30,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533114890] [2024-05-06 16:10:30,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:30,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 250 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:30,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:30,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533114890] [2024-05-06 16:10:30,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533114890] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:30,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326088090] [2024-05-06 16:10:30,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:30,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:30,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:30,738 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:30,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Waiting until timeout for monitored process [2024-05-06 16:10:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:31,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:10:31,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:31,428 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:31,753 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:31,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326088090] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:31,753 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:31,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 32 [2024-05-06 16:10:31,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501581748] [2024-05-06 16:10:31,753 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:31,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-06 16:10:31,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:31,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-06 16:10:31,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-05-06 16:10:31,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:31,757 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:31,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 21.65625) internal successors, (693), 32 states have internal predecessors, (693), 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) [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:10:31,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:10:31,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:10:31,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:10:31,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:33,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:10:33,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:10:33,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:33,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:10:33,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:33,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:33,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 88 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable103 [2024-05-06 16:10:33,923 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:33,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:33,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1667408368, now seen corresponding path program 1 times [2024-05-06 16:10:33,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:33,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317299725] [2024-05-06 16:10:33,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:33,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:34,507 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 420 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:34,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:34,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317299725] [2024-05-06 16:10:34,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317299725] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:34,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375444639] [2024-05-06 16:10:34,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:34,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:34,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:34,509 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:34,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (89)] Waiting until timeout for monitored process [2024-05-06 16:10:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:34,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:10:34,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:35,444 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 450 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:35,445 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:36,100 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 292 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:36,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375444639] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:36,101 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:36,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:10:36,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335200522] [2024-05-06 16:10:36,101 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:36,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:10:36,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:36,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:10:36,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:10:36,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:36,103 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:36,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 17.282608695652176) internal successors, (795), 46 states have internal predecessors, (795), 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) [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:36,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:38,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:38,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:10:38,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (89)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:38,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,89 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:38,411 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:38,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:38,412 INFO L85 PathProgramCache]: Analyzing trace with hash 471972848, now seen corresponding path program 1 times [2024-05-06 16:10:38,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:38,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784205273] [2024-05-06 16:10:38,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:38,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:38,843 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 420 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:38,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:38,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784205273] [2024-05-06 16:10:38,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784205273] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:38,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1846792081] [2024-05-06 16:10:38,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:38,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:38,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:38,846 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:38,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (90)] Waiting until timeout for monitored process [2024-05-06 16:10:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:39,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:10:39,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:39,802 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 450 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:39,802 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:40,354 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 330 proven. 304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:40,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1846792081] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:40,355 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:40,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:10:40,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142704768] [2024-05-06 16:10:40,356 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:40,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:10:40,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:40,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:10:40,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=1458, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:10:40,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:40,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:40,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 19.785714285714285) internal successors, (831), 42 states have internal predecessors, (831), 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) [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:40,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:10:40,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:42,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:42,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:10:42,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:42,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:42,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:42,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:10:42,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:10:42,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (90)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:42,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 90 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2024-05-06 16:10:42,259 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:42,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:42,260 INFO L85 PathProgramCache]: Analyzing trace with hash -518135408, now seen corresponding path program 1 times [2024-05-06 16:10:42,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:42,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770439534] [2024-05-06 16:10:42,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:42,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:42,735 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 420 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:42,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:42,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770439534] [2024-05-06 16:10:42,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770439534] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:42,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607102370] [2024-05-06 16:10:42,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:42,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:42,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:42,737 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:42,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (91)] Waiting until timeout for monitored process [2024-05-06 16:10:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:43,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:10:43,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:43,513 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:43,514 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:43,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607102370] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:43,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:43,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 36 [2024-05-06 16:10:43,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338915301] [2024-05-06 16:10:43,888 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:43,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-06 16:10:43,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:43,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-06 16:10:43,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1076, Unknown=0, NotChecked=0, Total=1260 [2024-05-06 16:10:43,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:43,890 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:43,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 23.916666666666668) internal successors, (861), 36 states have internal predecessors, (861), 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) [2024-05-06 16:10:43,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:43,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:43,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:10:43,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:45,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:45,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:45,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:45,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:45,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:10:45,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (91)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:45,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106,91 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:45,609 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:45,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:45,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1178145557, now seen corresponding path program 1 times [2024-05-06 16:10:45,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:45,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117467616] [2024-05-06 16:10:45,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:45,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 585 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:46,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:46,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117467616] [2024-05-06 16:10:46,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117467616] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:46,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777212685] [2024-05-06 16:10:46,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:46,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:46,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:46,428 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:46,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Waiting until timeout for monitored process [2024-05-06 16:10:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:46,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 43 conjunts are in the unsatisfiable core [2024-05-06 16:10:46,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 686 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:48,251 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:50,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777212685] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:50,219 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:50,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 31, 31] total 83 [2024-05-06 16:10:50,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917880674] [2024-05-06 16:10:50,219 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:50,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-05-06 16:10:50,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:50,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-05-06 16:10:50,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1102, Invalid=5704, Unknown=0, NotChecked=0, Total=6806 [2024-05-06 16:10:50,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:50,222 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:50,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 15.927710843373495) internal successors, (1322), 83 states have internal predecessors, (1322), 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) [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:50,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:10:50,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:56,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:10:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:10:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:10:56,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:10:56,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Forceful destruction successful, exit code 0 [2024-05-06 16:10:56,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 92 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable107 [2024-05-06 16:10:56,558 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:10:56,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:56,558 INFO L85 PathProgramCache]: Analyzing trace with hash 882895049, now seen corresponding path program 1 times [2024-05-06 16:10:56,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:56,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740219474] [2024-05-06 16:10:56,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:56,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:57,258 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 651 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:57,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:57,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740219474] [2024-05-06 16:10:57,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740219474] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:10:57,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [787868067] [2024-05-06 16:10:57,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:57,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:10:57,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:57,260 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:10:57,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Waiting until timeout for monitored process [2024-05-06 16:10:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:57,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-06 16:10:57,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:10:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 686 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:58,443 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:10:59,310 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 565 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:59,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [787868067] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:10:59,311 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:10:59,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:10:59,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747388245] [2024-05-06 16:10:59,311 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:10:59,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:10:59,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:59,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:10:59,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=2353, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:10:59,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:59,316 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:59,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 17.5) internal successors, (945), 54 states have internal predecessors, (945), 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) [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:10:59,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:10:59,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:10:59,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:59,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:10:59,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:10:59,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:10:59,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:10:59,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:10:59,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:02,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:11:02,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:02,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:02,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:11:02,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:02,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:03,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 93 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable108 [2024-05-06 16:11:03,020 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:11:03,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:03,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1310489975, now seen corresponding path program 1 times [2024-05-06 16:11:03,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:03,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150546692] [2024-05-06 16:11:03,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:03,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 651 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:03,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:03,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150546692] [2024-05-06 16:11:03,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150546692] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:03,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117369620] [2024-05-06 16:11:03,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:03,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:03,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:03,726 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:03,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (94)] Waiting until timeout for monitored process [2024-05-06 16:11:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:04,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 16:11:04,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 686 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:05,115 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:06,252 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 438 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:06,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117369620] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:06,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:06,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:11:06,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898124729] [2024-05-06 16:11:06,253 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:06,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:11:06,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:06,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:11:06,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=387, Invalid=2063, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:11:06,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:06,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:06,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 19.62) internal successors, (981), 50 states have internal predecessors, (981), 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) [2024-05-06 16:11:06,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:06,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:06,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:06,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:06,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:11:09,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (94)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:09,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109,94 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:09,971 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:11:09,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:09,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1558572247, now seen corresponding path program 1 times [2024-05-06 16:11:09,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:09,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745616664] [2024-05-06 16:11:09,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:09,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 651 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:10,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:10,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745616664] [2024-05-06 16:11:10,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745616664] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:10,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096885279] [2024-05-06 16:11:10,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:10,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:10,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:10,612 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:10,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Waiting until timeout for monitored process [2024-05-06 16:11:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:11,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:11:11,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 686 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:11,729 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:12,410 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 539 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:12,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096885279] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:12,411 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:12,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:11:12,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545821346] [2024-05-06 16:11:12,411 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:12,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:11:12,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:12,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:11:12,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=1758, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:11:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:12,415 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:12,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 22.108695652173914) internal successors, (1017), 46 states have internal predecessors, (1017), 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) [2024-05-06 16:11:12,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:12,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:12,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:12,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:12,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:12,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:12,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:12,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:11:12,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:14,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:14,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:14,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:14,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:11:14,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:11:14,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:15,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,95 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:15,067 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:11:15,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:15,067 INFO L85 PathProgramCache]: Analyzing trace with hash 633884905, now seen corresponding path program 1 times [2024-05-06 16:11:15,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:15,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815080454] [2024-05-06 16:11:15,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:15,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:15,672 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 651 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:15,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:15,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815080454] [2024-05-06 16:11:15,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815080454] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:15,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342271613] [2024-05-06 16:11:15,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:15,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:15,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:15,673 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:15,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (96)] Waiting until timeout for monitored process [2024-05-06 16:11:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:16,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:11:16,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:16,691 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:17,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342271613] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:17,318 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:17,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 40 [2024-05-06 16:11:17,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913251948] [2024-05-06 16:11:17,318 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:17,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-05-06 16:11:17,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:17,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-05-06 16:11:17,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1336, Unknown=0, NotChecked=0, Total=1560 [2024-05-06 16:11:17,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:17,320 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:17,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 26.175) internal successors, (1047), 40 states have internal predecessors, (1047), 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) [2024-05-06 16:11:17,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:17,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:17,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:17,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:17,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:17,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:11:17,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:20,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:20,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (96)] Ended with exit code 0 [2024-05-06 16:11:21,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 96 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable111 [2024-05-06 16:11:21,107 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:11:21,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:21,107 INFO L85 PathProgramCache]: Analyzing trace with hash -930300625, now seen corresponding path program 1 times [2024-05-06 16:11:21,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:21,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819321897] [2024-05-06 16:11:21,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:21,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 952 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:22,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:22,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819321897] [2024-05-06 16:11:22,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819321897] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:22,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760647220] [2024-05-06 16:11:22,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:22,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:22,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:22,169 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:22,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (97)] Waiting until timeout for monitored process [2024-05-06 16:11:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:22,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-06 16:11:22,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:23,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 992 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:23,950 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:25,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 742 proven. 431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:25,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1760647220] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:25,285 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:25,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 58 [2024-05-06 16:11:25,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584415793] [2024-05-06 16:11:25,285 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:25,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-05-06 16:11:25,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:25,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-05-06 16:11:25,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=560, Invalid=2746, Unknown=0, NotChecked=0, Total=3306 [2024-05-06 16:11:25,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:25,287 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:25,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 19.810344827586206) internal successors, (1149), 58 states have internal predecessors, (1149), 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) [2024-05-06 16:11:25,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:25,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:25,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:25,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:25,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:25,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:25,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:25,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:11:29,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (97)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:29,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 97 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable112 [2024-05-06 16:11:29,526 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:11:29,527 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:29,527 INFO L85 PathProgramCache]: Analyzing trace with hash -536271505, now seen corresponding path program 1 times [2024-05-06 16:11:29,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:29,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067922953] [2024-05-06 16:11:29,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:29,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 952 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:30,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:30,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067922953] [2024-05-06 16:11:30,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067922953] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:30,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009261212] [2024-05-06 16:11:30,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:30,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:30,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:30,485 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:30,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Waiting until timeout for monitored process [2024-05-06 16:11:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:31,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-06 16:11:31,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:31,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 992 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:31,962 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 652 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:32,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009261212] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:32,986 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:32,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:11:32,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786126698] [2024-05-06 16:11:32,987 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:32,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:11:32,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:32,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:11:32,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=442, Invalid=2420, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:11:32,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:32,989 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:32,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 21.944444444444443) internal successors, (1185), 54 states have internal predecessors, (1185), 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) [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:32,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:11:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:11:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:11:32,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:37,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:37,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:11:37,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:11:37,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:37,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113,98 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:37,298 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:11:37,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:37,298 INFO L85 PathProgramCache]: Analyzing trace with hash 48466255, now seen corresponding path program 1 times [2024-05-06 16:11:37,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:37,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888843868] [2024-05-06 16:11:37,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:37,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 952 proven. 363 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:38,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:38,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888843868] [2024-05-06 16:11:38,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888843868] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:38,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271778498] [2024-05-06 16:11:38,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:38,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:38,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:38,072 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:38,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (99)] Waiting until timeout for monitored process [2024-05-06 16:11:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:38,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:11:38,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:39,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 992 proven. 323 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:39,212 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 818 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:39,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271778498] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:39,956 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:39,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:11:39,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454733413] [2024-05-06 16:11:39,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:40,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:11:40,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:40,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:11:40,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=364, Invalid=2086, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:11:40,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:40,012 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:40,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 24.42) internal successors, (1221), 50 states have internal predecessors, (1221), 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) [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:40,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:11:40,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:11:40,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:40,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:11:40,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:11:40,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:42,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:11:42,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:11:42,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:11:42,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (99)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:43,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 99 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2024-05-06 16:11:43,046 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:11:43,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:43,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1730820527, now seen corresponding path program 1 times [2024-05-06 16:11:43,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:43,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359544263] [2024-05-06 16:11:43,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:43,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:43,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:43,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 952 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:43,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:43,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359544263] [2024-05-06 16:11:43,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359544263] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:43,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396550705] [2024-05-06 16:11:43,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:43,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:43,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:43,812 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:43,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (100)] Waiting until timeout for monitored process [2024-05-06 16:11:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:44,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:11:44,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:44,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 992 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:44,939 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:45,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 992 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:45,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396550705] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:45,618 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:45,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 44 [2024-05-06 16:11:45,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363302177] [2024-05-06 16:11:45,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:45,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-06 16:11:45,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:45,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-06 16:11:45,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1624, Unknown=0, NotChecked=0, Total=1892 [2024-05-06 16:11:45,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:45,620 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:45,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 28.431818181818183) internal successors, (1251), 44 states have internal predecessors, (1251), 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) [2024-05-06 16:11:45,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:45,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:45,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:45,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:45,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:11:45,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:47,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:47,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:47,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:11:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:11:47,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (100)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:47,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 100 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable115 [2024-05-06 16:11:47,990 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-05-06 16:11:47,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:47,990 INFO L85 PathProgramCache]: Analyzing trace with hash -2011829142, now seen corresponding path program 1 times [2024-05-06 16:11:47,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:47,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265909878] [2024-05-06 16:11:47,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:47,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:48,041 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:48,200 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:11:48,200 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:11:48,200 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2024-05-06 16:11:48,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 11 remaining) [2024-05-06 16:11:48,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 11 remaining) [2024-05-06 16:11:48,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 11 remaining) [2024-05-06 16:11:48,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 11 remaining) [2024-05-06 16:11:48,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 11 remaining) [2024-05-06 16:11:48,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 11 remaining) [2024-05-06 16:11:48,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 11 remaining) [2024-05-06 16:11:48,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 11 remaining) [2024-05-06 16:11:48,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 11 remaining) [2024-05-06 16:11:48,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 11 remaining) [2024-05-06 16:11:48,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-05-06 16:11:48,202 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:11:48,202 WARN L233 ceAbstractionStarter]: 9 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:11:48,202 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 10 thread instances. [2024-05-06 16:11:48,287 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:11:48,292 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:11:48,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:11:48,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:48,310 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:11:48,312 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:11:48,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:48,313 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:11:48,313 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:11:48,313 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-05-06 16:11:48,315 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:11:48,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:48,315 INFO L85 PathProgramCache]: Analyzing trace with hash -399714494, now seen corresponding path program 1 times [2024-05-06 16:11:48,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:48,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140366782] [2024-05-06 16:11:48,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:48,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:48,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:48,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:48,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140366782] [2024-05-06 16:11:48,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140366782] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:11:48,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:11:48,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:11:48,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220994665] [2024-05-06 16:11:48,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:11:48,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:11:48,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:48,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (101)] Waiting until timeout for monitored process [2024-05-06 16:11:48,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:11:48,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:11:48,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:48,328 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:48,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:11:48,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:48,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:48,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2024-05-06 16:11:48,332 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:11:48,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:48,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1055969382, now seen corresponding path program 1 times [2024-05-06 16:11:48,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:48,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929920787] [2024-05-06 16:11:48,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:48,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:48,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:48,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929920787] [2024-05-06 16:11:48,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929920787] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:11:48,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:11:48,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:11:48,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040294389] [2024-05-06 16:11:48,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:11:48,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:11:48,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:48,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:11:48,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:11:48,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:48,388 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:48,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:11:48,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:48,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:48,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:48,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:48,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2024-05-06 16:11:48,439 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:11:48,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:48,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1995822757, now seen corresponding path program 1 times [2024-05-06 16:11:48,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:48,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619954259] [2024-05-06 16:11:48,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:48,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:48,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:48,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619954259] [2024-05-06 16:11:48,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619954259] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:48,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151611205] [2024-05-06 16:11:48,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:48,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:48,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:48,524 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:48,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (102)] Waiting until timeout for monitored process [2024-05-06 16:11:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:49,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:11:49,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:49,295 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:49,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [151611205] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:49,547 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:49,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:11:49,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076240521] [2024-05-06 16:11:49,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:49,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:11:49,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:49,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:11:49,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:11:49,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:49,548 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:49,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:11:49,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:49,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:49,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:11:49,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (102)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:50,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119,102 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:50,026 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:11:50,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:50,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1107736304, now seen corresponding path program 1 times [2024-05-06 16:11:50,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:50,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465582913] [2024-05-06 16:11:50,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:50,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:50,105 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:50,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:50,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465582913] [2024-05-06 16:11:50,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465582913] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:50,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783789824] [2024-05-06 16:11:50,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:50,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:50,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:50,108 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:50,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (103)] Waiting until timeout for monitored process [2024-05-06 16:11:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:50,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:11:50,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:50,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:50,735 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:50,844 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:50,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [783789824] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:50,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:50,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:11:50,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788328076] [2024-05-06 16:11:50,845 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:50,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:11:50,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:50,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:11:50,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:11:50,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:50,846 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:50,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:11:50,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:50,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:50,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:11:50,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:51,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:51,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:51,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:11:51,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:11:51,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (103)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:51,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 103 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable120 [2024-05-06 16:11:51,335 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:11:51,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:51,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1952727376, now seen corresponding path program 1 times [2024-05-06 16:11:51,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:51,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598839031] [2024-05-06 16:11:51,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:51,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:51,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:51,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598839031] [2024-05-06 16:11:51,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598839031] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:51,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1305435775] [2024-05-06 16:11:51,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:51,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:51,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:51,444 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:51,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Waiting until timeout for monitored process [2024-05-06 16:11:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:52,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:11:52,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:52,102 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:52,264 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:52,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1305435775] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:52,264 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:52,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:11:52,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741193566] [2024-05-06 16:11:52,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:52,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:11:52,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:52,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:11:52,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:11:52,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:52,266 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:52,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:11:52,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:52,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:52,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:11:52,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:11:52,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:52,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:52,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:52,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:52,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:11:52,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:52,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Ended with exit code 0 [2024-05-06 16:11:52,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121,104 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:52,872 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:11:52,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:52,873 INFO L85 PathProgramCache]: Analyzing trace with hash 347155057, now seen corresponding path program 1 times [2024-05-06 16:11:52,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:52,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463748290] [2024-05-06 16:11:52,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:52,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:53,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:53,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463748290] [2024-05-06 16:11:53,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463748290] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:53,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385029188] [2024-05-06 16:11:53,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:53,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:53,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:53,184 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:53,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (105)] Waiting until timeout for monitored process [2024-05-06 16:11:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:53,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:11:53,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:54,469 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:54,470 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:55,137 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:55,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385029188] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:55,137 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:55,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:11:55,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260535636] [2024-05-06 16:11:55,138 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:55,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:11:55,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:55,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:11:55,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:11:55,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:55,139 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:55,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:11:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:55,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:55,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:11:55,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:55,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:56,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:56,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (105)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:56,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122,105 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:56,412 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:11:56,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:56,412 INFO L85 PathProgramCache]: Analyzing trace with hash -590251324, now seen corresponding path program 1 times [2024-05-06 16:11:56,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:56,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580012166] [2024-05-06 16:11:56,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:56,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:56,661 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:56,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:56,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580012166] [2024-05-06 16:11:56,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580012166] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:56,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [195787648] [2024-05-06 16:11:56,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:56,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:56,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:56,663 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:56,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (106)] Waiting until timeout for monitored process [2024-05-06 16:11:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:57,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:11:57,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:57,497 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:57,497 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:57,902 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:57,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [195787648] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:57,903 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:57,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:11:57,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916410216] [2024-05-06 16:11:57,903 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:57,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:11:57,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:57,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:11:57,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:11:57,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:57,904 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:57,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:11:57,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:57,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:57,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:57,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:57,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:57,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:57,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:11:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:11:58,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (106)] Forceful destruction successful, exit code 0 [2024-05-06 16:11:58,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 106 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2024-05-06 16:11:58,820 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:11:58,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:58,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1790751012, now seen corresponding path program 1 times [2024-05-06 16:11:58,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:58,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812066106] [2024-05-06 16:11:58,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:58,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:58,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:58,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812066106] [2024-05-06 16:11:58,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812066106] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:11:58,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [856360006] [2024-05-06 16:11:58,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:58,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:11:58,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:11:58,990 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:11:58,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Waiting until timeout for monitored process [2024-05-06 16:11:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:59,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:11:59,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:11:59,698 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:59,698 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:11:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:11:59,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [856360006] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:11:59,871 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:11:59,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:11:59,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181988239] [2024-05-06 16:11:59,872 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:11:59,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:11:59,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:59,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:11:59,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:11:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:59,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:59,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:11:59,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:59,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:11:59,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:11:59,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:11:59,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:11:59,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:11:59,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:11:59,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:00,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:12:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:00,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:00,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Forceful destruction successful, exit code 0 [2024-05-06 16:12:00,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 107 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124 [2024-05-06 16:12:00,761 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:00,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:00,761 INFO L85 PathProgramCache]: Analyzing trace with hash -619368122, now seen corresponding path program 1 times [2024-05-06 16:12:00,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:00,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844495613] [2024-05-06 16:12:00,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:00,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 132 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:01,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:01,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844495613] [2024-05-06 16:12:01,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844495613] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:01,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610833478] [2024-05-06 16:12:01,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:01,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:01,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:01,090 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:01,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Waiting until timeout for monitored process [2024-05-06 16:12:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:01,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:12:01,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 152 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:02,003 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:02,491 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 86 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:02,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [610833478] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:02,491 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:02,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 16:12:02,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292883255] [2024-05-06 16:12:02,491 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:02,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 16:12:02,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:02,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 16:12:02,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 16:12:02,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:02,492 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:02,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 15.088235294117647) internal successors, (513), 34 states have internal predecessors, (513), 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) [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:02,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:12:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:12:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:12:03,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Ended with exit code 0 [2024-05-06 16:12:03,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 108 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable125 [2024-05-06 16:12:03,847 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:03,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:03,848 INFO L85 PathProgramCache]: Analyzing trace with hash -572412122, now seen corresponding path program 1 times [2024-05-06 16:12:03,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:03,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329332089] [2024-05-06 16:12:03,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:03,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:04,121 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:04,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:04,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329332089] [2024-05-06 16:12:04,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329332089] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:04,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116860113] [2024-05-06 16:12:04,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:04,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:04,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:04,123 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:04,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Waiting until timeout for monitored process [2024-05-06 16:12:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:04,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 16:12:04,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:05,029 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:05,029 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:05,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116860113] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:05,431 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:05,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 28 [2024-05-06 16:12:05,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396715650] [2024-05-06 16:12:05,432 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:05,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-06 16:12:05,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:05,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-06 16:12:05,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-06 16:12:05,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:05,433 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:05,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.392857142857142) internal successors, (543), 28 states have internal predecessors, (543), 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) [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:12:05,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:06,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:06,273 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Forceful destruction successful, exit code 0 [2024-05-06 16:12:06,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 109 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable126 [2024-05-06 16:12:06,470 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:06,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:06,470 INFO L85 PathProgramCache]: Analyzing trace with hash -415209911, now seen corresponding path program 1 times [2024-05-06 16:12:06,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:06,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367831031] [2024-05-06 16:12:06,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:06,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:06,870 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 206 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:06,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:06,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367831031] [2024-05-06 16:12:06,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367831031] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:06,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [534383991] [2024-05-06 16:12:06,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:06,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:06,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:06,872 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:06,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Waiting until timeout for monitored process [2024-05-06 16:12:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:07,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-06 16:12:07,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 275 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:08,459 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:09,569 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:09,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [534383991] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:09,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:09,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 25] total 65 [2024-05-06 16:12:09,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766881353] [2024-05-06 16:12:09,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:09,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-05-06 16:12:09,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:09,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-05-06 16:12:09,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3488, Unknown=0, NotChecked=0, Total=4160 [2024-05-06 16:12:09,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:09,571 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:09,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 13.0) internal successors, (845), 65 states have internal predecessors, (845), 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) [2024-05-06 16:12:09,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:09,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:09,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:12:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:12,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:12:12,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Forceful destruction successful, exit code 0 [2024-05-06 16:12:12,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 110 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable127 [2024-05-06 16:12:12,417 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:12,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:12,417 INFO L85 PathProgramCache]: Analyzing trace with hash -2043932180, now seen corresponding path program 1 times [2024-05-06 16:12:12,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:12,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643826403] [2024-05-06 16:12:12,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:12,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:12,783 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 250 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:12,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:12,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643826403] [2024-05-06 16:12:12,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643826403] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:12,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370674440] [2024-05-06 16:12:12,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:12,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:12,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:12,785 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:12,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (111)] Waiting until timeout for monitored process [2024-05-06 16:12:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:13,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:12:13,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:13,734 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:13,734 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:14,255 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 196 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:14,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370674440] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:14,255 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:14,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:12:14,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617152010] [2024-05-06 16:12:14,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:14,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:12:14,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:14,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:12:14,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1427, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:12:14,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:14,257 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:14,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.928571428571429) internal successors, (627), 42 states have internal predecessors, (627), 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) [2024-05-06 16:12:14,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:14,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:14,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:14,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:14,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:14,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:14,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:14,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:12:14,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:12:14,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:14,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:12:14,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:15,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:15,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:15,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:12:15,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:12:15,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (111)] Ended with exit code 0 [2024-05-06 16:12:16,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128,111 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:16,008 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:16,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:16,008 INFO L85 PathProgramCache]: Analyzing trace with hash -740372916, now seen corresponding path program 1 times [2024-05-06 16:12:16,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:16,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238201029] [2024-05-06 16:12:16,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:16,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:16,400 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 250 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:16,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:16,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238201029] [2024-05-06 16:12:16,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238201029] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:16,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738483703] [2024-05-06 16:12:16,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:16,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:16,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:16,402 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:16,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Waiting until timeout for monitored process [2024-05-06 16:12:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:17,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:12:17,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:17,439 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 275 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:17,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 182 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:18,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738483703] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:18,091 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:18,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2024-05-06 16:12:18,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304695728] [2024-05-06 16:12:18,091 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:18,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-05-06 16:12:18,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:18,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-05-06 16:12:18,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1186, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 16:12:18,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:18,093 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:18,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 17.44736842105263) internal successors, (663), 38 states have internal predecessors, (663), 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) [2024-05-06 16:12:18,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:18,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:18,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:18,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:18,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:18,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:12:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:12:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:12:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:19,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:12:19,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:12:19,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Ended with exit code 0 [2024-05-06 16:12:19,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 112 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable129 [2024-05-06 16:12:19,826 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:19,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:19,826 INFO L85 PathProgramCache]: Analyzing trace with hash -2092566580, now seen corresponding path program 1 times [2024-05-06 16:12:19,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:19,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402746651] [2024-05-06 16:12:19,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:19,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 250 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:20,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:20,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402746651] [2024-05-06 16:12:20,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402746651] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:20,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6384712] [2024-05-06 16:12:20,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:20,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:20,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:20,205 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:20,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Waiting until timeout for monitored process [2024-05-06 16:12:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:20,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:12:20,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:21,110 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:21,417 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:21,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [6384712] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:21,417 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:21,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 32 [2024-05-06 16:12:21,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578935984] [2024-05-06 16:12:21,418 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:21,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-06 16:12:21,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:21,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-06 16:12:21,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-05-06 16:12:21,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:21,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:21,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 21.65625) internal successors, (693), 32 states have internal predecessors, (693), 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) [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:12:21,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:12:21,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:12:21,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:12:21,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:12:23,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:23,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Forceful destruction successful, exit code 0 [2024-05-06 16:12:23,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,113 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:23,324 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:23,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:23,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1332599344, now seen corresponding path program 1 times [2024-05-06 16:12:23,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:23,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737434272] [2024-05-06 16:12:23,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:23,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:23,803 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 420 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:23,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:23,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737434272] [2024-05-06 16:12:23,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737434272] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:23,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088701827] [2024-05-06 16:12:23,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:23,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:23,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:23,805 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:23,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (114)] Waiting until timeout for monitored process [2024-05-06 16:12:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:24,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:12:24,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 450 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:25,184 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:25,910 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 292 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:25,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088701827] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:25,910 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:25,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:12:25,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30853813] [2024-05-06 16:12:25,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:26,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:12:26,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:26,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:12:26,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:12:26,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:26,045 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:26,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 17.282608695652176) internal successors, (795), 46 states have internal predecessors, (795), 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) [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:26,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:28,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:12:28,164 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (114)] Ended with exit code 0 [2024-05-06 16:12:28,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,114 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:28,365 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:28,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:28,365 INFO L85 PathProgramCache]: Analyzing trace with hash 258102576, now seen corresponding path program 1 times [2024-05-06 16:12:28,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:28,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128150104] [2024-05-06 16:12:28,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:28,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:28,953 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 420 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:28,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:28,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128150104] [2024-05-06 16:12:28,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128150104] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:28,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732406264] [2024-05-06 16:12:28,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:28,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:28,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:28,955 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:28,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (115)] Waiting until timeout for monitored process [2024-05-06 16:12:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:29,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:12:29,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 450 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:30,209 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:30,996 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 330 proven. 304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:30,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732406264] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:30,996 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:30,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:12:30,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266964591] [2024-05-06 16:12:30,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:30,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:12:30,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:30,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:12:30,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=1458, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:12:30,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:30,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:30,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 19.785714285714285) internal successors, (831), 42 states have internal predecessors, (831), 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) [2024-05-06 16:12:30,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:30,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:30,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:30,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:30,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:30,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:12:30,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:32,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:12:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:12:32,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (115)] Ended with exit code 0 [2024-05-06 16:12:32,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132,115 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:32,791 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:32,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:32,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1512877040, now seen corresponding path program 1 times [2024-05-06 16:12:32,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:32,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065530763] [2024-05-06 16:12:32,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:32,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:33,293 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 420 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:33,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:33,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065530763] [2024-05-06 16:12:33,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065530763] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:33,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429702101] [2024-05-06 16:12:33,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:33,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:33,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:33,295 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:33,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (116)] Waiting until timeout for monitored process [2024-05-06 16:12:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:33,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:12:33,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:34,342 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:34,342 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:34,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429702101] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:34,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:34,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 36 [2024-05-06 16:12:34,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391435942] [2024-05-06 16:12:34,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:34,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-06 16:12:34,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:34,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-06 16:12:34,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1076, Unknown=0, NotChecked=0, Total=1260 [2024-05-06 16:12:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:34,878 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:34,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 23.916666666666668) internal successors, (861), 36 states have internal predecessors, (861), 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) [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:12:34,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:36,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:36,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:36,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:36,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:12:36,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (116)] Forceful destruction successful, exit code 0 [2024-05-06 16:12:36,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 116 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable133 [2024-05-06 16:12:36,845 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:36,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:36,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1433012043, now seen corresponding path program 1 times [2024-05-06 16:12:36,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:36,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083138062] [2024-05-06 16:12:36,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:36,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 585 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:37,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:37,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083138062] [2024-05-06 16:12:37,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083138062] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:37,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795362692] [2024-05-06 16:12:37,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:37,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:37,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:37,756 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:37,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (117)] Waiting until timeout for monitored process [2024-05-06 16:12:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:38,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 43 conjunts are in the unsatisfiable core [2024-05-06 16:12:38,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:40,494 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 686 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:40,494 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:43,035 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:43,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795362692] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:43,035 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:43,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 31, 31] total 83 [2024-05-06 16:12:43,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691176311] [2024-05-06 16:12:43,036 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:43,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-05-06 16:12:43,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:43,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-05-06 16:12:43,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1102, Invalid=5704, Unknown=0, NotChecked=0, Total=6806 [2024-05-06 16:12:43,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:43,037 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:43,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 15.927710843373495) internal successors, (1322), 83 states have internal predecessors, (1322), 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) [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:12:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:12:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:12:48,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (117)] Forceful destruction successful, exit code 0 [2024-05-06 16:12:48,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 117 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable134 [2024-05-06 16:12:48,620 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:48,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:48,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1544128256, now seen corresponding path program 1 times [2024-05-06 16:12:48,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:48,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963403058] [2024-05-06 16:12:48,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:48,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 651 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:49,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:49,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963403058] [2024-05-06 16:12:49,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963403058] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:49,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [852544080] [2024-05-06 16:12:49,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:49,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:49,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:49,386 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:49,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (118)] Waiting until timeout for monitored process [2024-05-06 16:12:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:50,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-06 16:12:50,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:51,070 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 686 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:51,070 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:52,361 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 565 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:52,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [852544080] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:52,362 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:52,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:12:52,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097013916] [2024-05-06 16:12:52,362 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:52,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:12:52,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:52,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:12:52,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=2353, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:12:52,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:52,364 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:52,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 17.5) internal successors, (945), 54 states have internal predecessors, (945), 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) [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:12:52,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:52,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:12:52,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:12:52,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:12:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:12:55,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:12:55,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (118)] Forceful destruction successful, exit code 0 [2024-05-06 16:12:56,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 118 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable135 [2024-05-06 16:12:56,021 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:12:56,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:56,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1909266528, now seen corresponding path program 1 times [2024-05-06 16:12:56,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:56,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759872723] [2024-05-06 16:12:56,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:56,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:56,747 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 651 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:56,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:56,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759872723] [2024-05-06 16:12:56,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759872723] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:12:56,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696302323] [2024-05-06 16:12:56,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:56,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:12:56,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:56,749 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:12:56,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (119)] Waiting until timeout for monitored process [2024-05-06 16:12:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:57,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 16:12:57,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:12:58,352 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 686 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:58,352 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:12:59,534 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 438 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:59,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1696302323] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:12:59,534 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:12:59,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:12:59,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908509653] [2024-05-06 16:12:59,535 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:12:59,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:12:59,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:59,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:12:59,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=387, Invalid=2063, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:12:59,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:59,537 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:59,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 19.62) internal successors, (981), 50 states have internal predecessors, (981), 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) [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:12:59,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:12:59,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:12:59,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:12:59,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:13:03,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (119)] Ended with exit code 0 [2024-05-06 16:13:03,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136,119 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:03,430 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:13:03,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:03,431 INFO L85 PathProgramCache]: Analyzing trace with hash 323314912, now seen corresponding path program 1 times [2024-05-06 16:13:03,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:03,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53534475] [2024-05-06 16:13:03,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:03,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:04,069 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 651 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:04,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:04,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53534475] [2024-05-06 16:13:04,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53534475] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:13:04,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170721108] [2024-05-06 16:13:04,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:04,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:04,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:13:04,071 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:13:04,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (120)] Waiting until timeout for monitored process [2024-05-06 16:13:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:04,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:13:04,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:13:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 686 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:05,645 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:13:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 539 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:06,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170721108] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:13:06,540 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:13:06,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:13:06,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570549573] [2024-05-06 16:13:06,540 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:13:06,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:13:06,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:06,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:13:06,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=1758, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:13:06,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:06,541 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:06,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 22.108695652173914) internal successors, (1017), 46 states have internal predecessors, (1017), 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) [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:13:06,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:06,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:13:06,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:08,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:08,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:13:08,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:13:08,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (120)] Ended with exit code 0 [2024-05-06 16:13:08,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 120 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable137 [2024-05-06 16:13:08,999 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:13:08,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:08,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1483612352, now seen corresponding path program 1 times [2024-05-06 16:13:08,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:09,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132167488] [2024-05-06 16:13:09,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:09,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 651 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:09,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:09,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132167488] [2024-05-06 16:13:09,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132167488] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:13:09,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543410960] [2024-05-06 16:13:09,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:09,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:09,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:13:09,622 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:13:09,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (121)] Waiting until timeout for monitored process [2024-05-06 16:13:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:10,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:13:10,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:13:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:10,853 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:13:11,655 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:11,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [543410960] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:13:11,655 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:13:11,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 40 [2024-05-06 16:13:11,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32897791] [2024-05-06 16:13:11,656 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:13:11,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-05-06 16:13:11,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:11,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-05-06 16:13:11,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1336, Unknown=0, NotChecked=0, Total=1560 [2024-05-06 16:13:11,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:11,657 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:11,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 26.175) internal successors, (1047), 40 states have internal predecessors, (1047), 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) [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:13:11,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:13:11,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:11,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:13:11,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:13:11,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:14,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:14,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:14,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:14,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:14,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:14,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:14,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (121)] Forceful destruction successful, exit code 0 [2024-05-06 16:13:14,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138,121 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:14,936 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:13:14,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:14,936 INFO L85 PathProgramCache]: Analyzing trace with hash -659761082, now seen corresponding path program 1 times [2024-05-06 16:13:14,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:14,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445031699] [2024-05-06 16:13:14,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:14,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:15,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 952 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:15,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:15,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445031699] [2024-05-06 16:13:15,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445031699] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:13:15,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [378830463] [2024-05-06 16:13:15,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:15,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:15,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:13:15,952 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:13:15,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Waiting until timeout for monitored process [2024-05-06 16:13:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:16,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-06 16:13:16,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:13:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 992 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:17,854 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:13:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 742 proven. 431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:19,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [378830463] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:13:19,202 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:13:19,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 58 [2024-05-06 16:13:19,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529209344] [2024-05-06 16:13:19,202 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:13:19,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-05-06 16:13:19,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:19,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-05-06 16:13:19,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=560, Invalid=2746, Unknown=0, NotChecked=0, Total=3306 [2024-05-06 16:13:19,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:19,204 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:19,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 19.810344827586206) internal successors, (1149), 58 states have internal predecessors, (1149), 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) [2024-05-06 16:13:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:19,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:19,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:23,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:23,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:23,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:13:23,040 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Forceful destruction successful, exit code 0 [2024-05-06 16:13:23,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 122 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable139 [2024-05-06 16:13:23,240 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:13:23,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:23,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1769838118, now seen corresponding path program 1 times [2024-05-06 16:13:23,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:23,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19501346] [2024-05-06 16:13:23,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:23,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 952 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:24,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:24,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19501346] [2024-05-06 16:13:24,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19501346] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:13:24,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095991256] [2024-05-06 16:13:24,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:24,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:24,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:13:24,194 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:13:24,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (123)] Waiting until timeout for monitored process [2024-05-06 16:13:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:24,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-06 16:13:24,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:13:25,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 992 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:25,799 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:13:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 652 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:26,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095991256] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:13:26,725 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:13:26,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:13:26,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322386683] [2024-05-06 16:13:26,725 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:13:26,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:13:26,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:26,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:13:26,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=442, Invalid=2420, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:13:26,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:26,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:26,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 21.944444444444443) internal successors, (1185), 54 states have internal predecessors, (1185), 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) [2024-05-06 16:13:26,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:26,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:26,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:26,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:13:26,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:30,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:13:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:13:30,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (123)] Ended with exit code 0 [2024-05-06 16:13:30,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140,123 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:30,447 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:13:30,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:30,447 INFO L85 PathProgramCache]: Analyzing trace with hash 156795782, now seen corresponding path program 1 times [2024-05-06 16:13:30,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:30,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793307962] [2024-05-06 16:13:30,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:30,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:31,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 952 proven. 363 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:31,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:31,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793307962] [2024-05-06 16:13:31,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793307962] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:13:31,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160586812] [2024-05-06 16:13:31,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:31,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:31,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:13:31,233 INFO L229 MonitoredProcess]: Starting monitored process 124 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:13:31,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (124)] Waiting until timeout for monitored process [2024-05-06 16:13:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:32,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:13:32,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:13:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 992 proven. 323 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:32,668 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:13:33,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 818 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:33,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160586812] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:13:33,535 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:13:33,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:13:33,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144558678] [2024-05-06 16:13:33,536 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:13:33,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:13:33,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:33,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:13:33,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=364, Invalid=2086, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:13:33,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:33,537 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:33,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 24.42) internal successors, (1221), 50 states have internal predecessors, (1221), 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) [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:33,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:33,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:33,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:13:33,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:33,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:13:33,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:13:33,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:13:36,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:13:36,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (124)] Forceful destruction successful, exit code 0 [2024-05-06 16:13:36,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141,124 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:36,730 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:13:36,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:36,730 INFO L85 PathProgramCache]: Analyzing trace with hash -900303386, now seen corresponding path program 1 times [2024-05-06 16:13:36,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:36,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899181686] [2024-05-06 16:13:36,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:36,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:37,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 952 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:37,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:37,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899181686] [2024-05-06 16:13:37,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899181686] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:13:37,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477820354] [2024-05-06 16:13:37,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:37,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:37,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:13:37,476 INFO L229 MonitoredProcess]: Starting monitored process 125 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:13:37,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (125)] Waiting until timeout for monitored process [2024-05-06 16:13:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:38,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:13:38,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:13:38,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 992 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:38,825 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:13:39,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 992 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:39,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477820354] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:13:39,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:13:39,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 44 [2024-05-06 16:13:39,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879788939] [2024-05-06 16:13:39,381 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:13:39,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-06 16:13:39,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:39,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-06 16:13:39,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1624, Unknown=0, NotChecked=0, Total=1892 [2024-05-06 16:13:39,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:39,384 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:39,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 28.431818181818183) internal successors, (1251), 44 states have internal predecessors, (1251), 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) [2024-05-06 16:13:39,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:39,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:39,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:39,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:39,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:39,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:13:39,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:13:42,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:13:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:13:42,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:42,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (125)] Forceful destruction successful, exit code 0 [2024-05-06 16:13:42,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142,125 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:42,729 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:13:42,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:42,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1608015699, now seen corresponding path program 1 times [2024-05-06 16:13:42,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:42,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458002802] [2024-05-06 16:13:42,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:42,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:44,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 1260 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:44,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:44,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458002802] [2024-05-06 16:13:44,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458002802] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:13:44,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655156809] [2024-05-06 16:13:44,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:44,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:13:44,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:13:44,045 INFO L229 MonitoredProcess]: Starting monitored process 126 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:13:44,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (126)] Waiting until timeout for monitored process [2024-05-06 16:13:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:44,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 51 conjunts are in the unsatisfiable core [2024-05-06 16:13:44,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:13:47,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 1393 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:47,841 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:13:50,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 0 proven. 1440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:13:50,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [655156809] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:13:50,527 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:13:50,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 37, 37] total 101 [2024-05-06 16:13:50,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621531135] [2024-05-06 16:13:50,527 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:13:50,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2024-05-06 16:13:50,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:50,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2024-05-06 16:13:50,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1034, Invalid=9066, Unknown=0, NotChecked=0, Total=10100 [2024-05-06 16:13:50,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:50,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:50,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 18.97029702970297) internal successors, (1916), 101 states have internal predecessors, (1916), 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) [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:13:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:13:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:01,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:14:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:01,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:01,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:01,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (126)] Forceful destruction successful, exit code 0 [2024-05-06 16:14:02,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143,126 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:02,136 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:14:02,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:02,136 INFO L85 PathProgramCache]: Analyzing trace with hash -243906552, now seen corresponding path program 1 times [2024-05-06 16:14:02,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:02,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532944305] [2024-05-06 16:14:02,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:02,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:03,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 1348 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:03,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:03,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532944305] [2024-05-06 16:14:03,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532944305] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:03,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104831117] [2024-05-06 16:14:03,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:03,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:03,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:03,436 INFO L229 MonitoredProcess]: Starting monitored process 127 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:03,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (127)] Waiting until timeout for monitored process [2024-05-06 16:14:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:04,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 1225 conjuncts, 44 conjunts are in the unsatisfiable core [2024-05-06 16:14:04,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:05,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 1393 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:05,561 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 1228 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:07,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2104831117] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:07,184 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:07,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 66 [2024-05-06 16:14:07,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751507859] [2024-05-06 16:14:07,185 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:07,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-05-06 16:14:07,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:07,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-05-06 16:14:07,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=787, Invalid=3503, Unknown=0, NotChecked=0, Total=4290 [2024-05-06 16:14:07,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:07,187 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:07,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 20.227272727272727) internal successors, (1335), 66 states have internal predecessors, (1335), 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) [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:07,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:07,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:12,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:12,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:12,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:12,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:12,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:14:12,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (127)] Forceful destruction successful, exit code 0 [2024-05-06 16:14:13,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 127 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable144 [2024-05-06 16:14:13,134 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:14:13,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:13,135 INFO L85 PathProgramCache]: Analyzing trace with hash 803878248, now seen corresponding path program 1 times [2024-05-06 16:14:13,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:13,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633523777] [2024-05-06 16:14:13,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:13,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:14,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1641 backedges. 1348 proven. 293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:14,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:14,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633523777] [2024-05-06 16:14:14,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633523777] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:14,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473385946] [2024-05-06 16:14:14,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:14,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:14,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:14,414 INFO L229 MonitoredProcess]: Starting monitored process 128 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:14,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Waiting until timeout for monitored process [2024-05-06 16:14:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:15,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 40 conjunts are in the unsatisfiable core [2024-05-06 16:14:15,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:16,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1641 backedges. 1393 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:16,034 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:17,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1641 backedges. 983 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:17,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473385946] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:17,217 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:17,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 62 [2024-05-06 16:14:17,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635814234] [2024-05-06 16:14:17,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:17,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-05-06 16:14:17,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:17,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-05-06 16:14:17,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=617, Invalid=3165, Unknown=0, NotChecked=0, Total=3782 [2024-05-06 16:14:17,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:17,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:17,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 22.112903225806452) internal successors, (1371), 62 states have internal predecessors, (1371), 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) [2024-05-06 16:14:17,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:14:17,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:14:17,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:17,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:17,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:17,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:14:17,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:22,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:22,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:22,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:22,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:14:22,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:14:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:14:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:14:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:14:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:14:22,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Ended with exit code 0 [2024-05-06 16:14:22,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145,128 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:22,249 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:14:22,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:22,249 INFO L85 PathProgramCache]: Analyzing trace with hash 512249832, now seen corresponding path program 1 times [2024-05-06 16:14:22,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:22,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604758223] [2024-05-06 16:14:22,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:22,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 1348 proven. 382 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:23,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:23,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604758223] [2024-05-06 16:14:23,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604758223] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:23,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473400219] [2024-05-06 16:14:23,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:23,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:23,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:23,339 INFO L229 MonitoredProcess]: Starting monitored process 129 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:23,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (129)] Waiting until timeout for monitored process [2024-05-06 16:14:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:24,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-06 16:14:24,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 1393 proven. 337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:25,338 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 961 proven. 769 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:26,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1473400219] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:26,732 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:26,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 58 [2024-05-06 16:14:26,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261376510] [2024-05-06 16:14:26,732 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:26,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-05-06 16:14:26,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:26,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-05-06 16:14:26,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=502, Invalid=2804, Unknown=0, NotChecked=0, Total=3306 [2024-05-06 16:14:26,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:26,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:26,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 24.25862068965517) internal successors, (1407), 58 states have internal predecessors, (1407), 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) [2024-05-06 16:14:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:14:26,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:14:26,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:31,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:14:31,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:14:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:14:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:14:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:14:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:14:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-05-06 16:14:31,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (129)] Forceful destruction successful, exit code 0 [2024-05-06 16:14:31,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 129 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable146 [2024-05-06 16:14:31,673 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:14:31,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:31,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1405134392, now seen corresponding path program 1 times [2024-05-06 16:14:31,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:31,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826988963] [2024-05-06 16:14:31,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:31,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:32,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 1348 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:32,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:32,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826988963] [2024-05-06 16:14:32,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826988963] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:32,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [453670397] [2024-05-06 16:14:32,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:32,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:32,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:32,634 INFO L229 MonitoredProcess]: Starting monitored process 130 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:32,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (130)] Waiting until timeout for monitored process [2024-05-06 16:14:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:33,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 1315 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 16:14:33,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:34,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 1393 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:34,401 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:35,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 1190 proven. 593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:35,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [453670397] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:35,716 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:35,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:14:35,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065780014] [2024-05-06 16:14:35,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:35,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:14:35,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:35,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:14:35,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=420, Invalid=2442, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:14:35,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:35,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:35,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 26.72222222222222) internal successors, (1443), 54 states have internal predecessors, (1443), 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) [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-05-06 16:14:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-05-06 16:14:39,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:14:39,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (130)] Forceful destruction successful, exit code 0 [2024-05-06 16:14:39,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 130 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable147 [2024-05-06 16:14:39,841 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-05-06 16:14:39,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:39,841 INFO L85 PathProgramCache]: Analyzing trace with hash -948821784, now seen corresponding path program 1 times [2024-05-06 16:14:39,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:39,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708014465] [2024-05-06 16:14:39,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:39,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:14:39,903 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:14:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:14:40,122 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:14:40,122 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:14:40,122 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 12 remaining) [2024-05-06 16:14:40,122 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 12 remaining) [2024-05-06 16:14:40,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 12 remaining) [2024-05-06 16:14:40,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2024-05-06 16:14:40,124 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:14:40,124 WARN L233 ceAbstractionStarter]: 10 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:14:40,124 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 11 thread instances. [2024-05-06 16:14:40,149 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:14:40,153 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:14:40,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:14:40,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:40,154 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:14:40,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (131)] Waiting until timeout for monitored process [2024-05-06 16:14:40,181 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:14:40,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:40,182 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:14:40,182 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:14:40,182 INFO L358 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2024-05-06 16:14:40,184 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:40,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:40,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1343110302, now seen corresponding path program 1 times [2024-05-06 16:14:40,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:40,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982234737] [2024-05-06 16:14:40,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:40,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:40,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:40,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:40,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982234737] [2024-05-06 16:14:40,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982234737] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:14:40,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:14:40,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:14:40,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907864326] [2024-05-06 16:14:40,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:14:40,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:14:40,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:40,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:14:40,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:14:40,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:40,211 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:40,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:14:40,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:40,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:40,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2024-05-06 16:14:40,214 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:40,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:40,214 INFO L85 PathProgramCache]: Analyzing trace with hash 404859166, now seen corresponding path program 1 times [2024-05-06 16:14:40,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:40,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666143928] [2024-05-06 16:14:40,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:40,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:40,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:40,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:40,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666143928] [2024-05-06 16:14:40,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666143928] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:14:40,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:14:40,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:14:40,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616375786] [2024-05-06 16:14:40,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:14:40,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:14:40,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:40,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:14:40,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:14:40,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:40,267 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:40,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:14:40,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:40,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:40,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2024-05-06 16:14:40,309 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:40,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:40,309 INFO L85 PathProgramCache]: Analyzing trace with hash 71509693, now seen corresponding path program 1 times [2024-05-06 16:14:40,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:40,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669801115] [2024-05-06 16:14:40,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:40,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:40,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:40,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:40,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669801115] [2024-05-06 16:14:40,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669801115] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:40,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2079616780] [2024-05-06 16:14:40,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:40,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:40,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:40,461 INFO L229 MonitoredProcess]: Starting monitored process 132 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:40,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (132)] Waiting until timeout for monitored process [2024-05-06 16:14:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:41,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:14:41,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:41,502 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:41,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:41,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2079616780] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:41,822 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:41,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:14:41,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157697963] [2024-05-06 16:14:41,822 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:41,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:14:41,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:41,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:14:41,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:14:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:41,823 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:41,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:14:41,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:41,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:41,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:42,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:42,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:42,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:14:42,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (132)] Forceful destruction successful, exit code 0 [2024-05-06 16:14:42,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151,132 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:42,439 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:42,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:42,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1588785840, now seen corresponding path program 1 times [2024-05-06 16:14:42,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:42,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939605736] [2024-05-06 16:14:42,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:42,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:42,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:42,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939605736] [2024-05-06 16:14:42,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939605736] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:42,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463581683] [2024-05-06 16:14:42,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:42,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:42,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:42,527 INFO L229 MonitoredProcess]: Starting monitored process 133 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:42,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (133)] Waiting until timeout for monitored process [2024-05-06 16:14:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:43,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:14:43,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:43,404 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:43,404 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:43,544 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:43,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463581683] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:43,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:43,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:14:43,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578473298] [2024-05-06 16:14:43,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:43,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:14:43,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:43,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:14:43,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:14:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:43,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:43,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:14:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:14:43,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:43,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:43,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:43,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:14:43,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:14:43,916 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (133)] Ended with exit code 0 [2024-05-06 16:14:44,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152,133 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:44,109 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:44,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:44,110 INFO L85 PathProgramCache]: Analyzing trace with hash -543599792, now seen corresponding path program 1 times [2024-05-06 16:14:44,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:44,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397183620] [2024-05-06 16:14:44,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:44,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:44,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:44,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397183620] [2024-05-06 16:14:44,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397183620] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:44,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331800805] [2024-05-06 16:14:44,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:44,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:44,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:44,239 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:44,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (134)] Waiting until timeout for monitored process [2024-05-06 16:14:45,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:45,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:14:45,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:45,210 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:45,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331800805] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:45,426 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:45,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:14:45,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433855911] [2024-05-06 16:14:45,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:45,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:14:45,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:45,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:14:45,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:14:45,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:45,427 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:45,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:14:45,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:45,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:45,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:14:45,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:14:45,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:45,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:45,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:45,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:45,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:14:45,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:45,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (134)] Forceful destruction successful, exit code 0 [2024-05-06 16:14:45,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153,134 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:45,974 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:45,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:45,974 INFO L85 PathProgramCache]: Analyzing trace with hash 755462257, now seen corresponding path program 1 times [2024-05-06 16:14:45,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:45,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738046875] [2024-05-06 16:14:45,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:45,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:46,269 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:46,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:46,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738046875] [2024-05-06 16:14:46,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738046875] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:46,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72566718] [2024-05-06 16:14:46,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:46,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:46,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:46,271 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:46,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (135)] Waiting until timeout for monitored process [2024-05-06 16:14:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:47,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:14:47,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:47,662 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:48,265 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:48,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72566718] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:48,265 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:48,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:14:48,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887836394] [2024-05-06 16:14:48,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:48,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:14:48,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:48,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:14:48,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:14:48,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:48,266 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:48,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:14:48,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:48,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:48,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:48,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:14:48,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:48,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:49,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:49,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:49,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:49,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:49,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:49,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:49,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (135)] Forceful destruction successful, exit code 0 [2024-05-06 16:14:49,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154,135 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:49,528 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:49,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:49,528 INFO L85 PathProgramCache]: Analyzing trace with hash -907121124, now seen corresponding path program 1 times [2024-05-06 16:14:49,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:49,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587398797] [2024-05-06 16:14:49,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:49,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:49,807 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:49,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:49,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587398797] [2024-05-06 16:14:49,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587398797] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:49,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934975301] [2024-05-06 16:14:49,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:49,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:49,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:49,809 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:49,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (136)] Waiting until timeout for monitored process [2024-05-06 16:14:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:50,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:14:50,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:50,935 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:51,351 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:51,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934975301] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:51,351 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:51,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:14:51,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722504413] [2024-05-06 16:14:51,352 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:51,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:14:51,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:51,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:14:51,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:14:51,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:51,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:51,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:14:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:14:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:14:52,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (136)] Forceful destruction successful, exit code 0 [2024-05-06 16:14:52,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 136 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2024-05-06 16:14:52,514 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:52,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:52,514 INFO L85 PathProgramCache]: Analyzing trace with hash -989502180, now seen corresponding path program 1 times [2024-05-06 16:14:52,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:52,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575630502] [2024-05-06 16:14:52,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:52,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:52,703 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:52,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:52,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575630502] [2024-05-06 16:14:52,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575630502] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:52,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1309320830] [2024-05-06 16:14:52,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:52,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:52,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:52,704 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:52,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (137)] Waiting until timeout for monitored process [2024-05-06 16:14:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:53,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:14:53,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:53,742 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:54,023 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:54,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1309320830] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:54,023 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:54,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:14:54,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312702291] [2024-05-06 16:14:54,023 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:54,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:14:54,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:54,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:14:54,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:14:54,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:54,024 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:54,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:14:54,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:54,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:54,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:54,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:54,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:14:54,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:14:54,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:14:54,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:14:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:14:54,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:54,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (137)] Ended with exit code 0 [2024-05-06 16:14:55,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 137 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable156 [2024-05-06 16:14:55,014 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:55,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:55,014 INFO L85 PathProgramCache]: Analyzing trace with hash 465863070, now seen corresponding path program 1 times [2024-05-06 16:14:55,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:55,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838747475] [2024-05-06 16:14:55,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:55,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:55,316 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 132 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:55,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:55,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838747475] [2024-05-06 16:14:55,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838747475] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:55,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84356067] [2024-05-06 16:14:55,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:55,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:55,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:55,317 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:55,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (138)] Waiting until timeout for monitored process [2024-05-06 16:14:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:56,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:14:56,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:56,374 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 152 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:56,374 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:56,830 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 86 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:56,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84356067] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:56,830 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:56,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 16:14:56,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455048519] [2024-05-06 16:14:56,839 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:56,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 16:14:56,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:56,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 16:14:56,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 16:14:56,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:56,841 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:56,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 15.088235294117647) internal successors, (513), 34 states have internal predecessors, (513), 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) [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:56,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:14:57,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:14:57,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (138)] Ended with exit code 0 [2024-05-06 16:14:58,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 138 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable157 [2024-05-06 16:14:58,036 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:14:58,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:58,036 INFO L85 PathProgramCache]: Analyzing trace with hash 29110494, now seen corresponding path program 1 times [2024-05-06 16:14:58,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:14:58,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409344702] [2024-05-06 16:14:58,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:58,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:58,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:14:58,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409344702] [2024-05-06 16:14:58,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409344702] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:14:58,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123709710] [2024-05-06 16:14:58,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:14:58,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:14:58,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:58,379 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:14:58,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (139)] Waiting until timeout for monitored process [2024-05-06 16:14:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:14:59,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 16:14:59,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:14:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:59,426 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:14:59,698 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:14:59,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123709710] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:14:59,698 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:14:59,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 28 [2024-05-06 16:14:59,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512366260] [2024-05-06 16:14:59,698 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:14:59,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-06 16:14:59,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:14:59,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-06 16:14:59,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-06 16:14:59,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:59,699 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:14:59,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.392857142857142) internal successors, (543), 28 states have internal predecessors, (543), 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) [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:14:59,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:15:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:00,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (139)] Forceful destruction successful, exit code 0 [2024-05-06 16:15:00,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 139 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable158 [2024-05-06 16:15:00,744 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:00,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:00,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1762124991, now seen corresponding path program 1 times [2024-05-06 16:15:00,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:00,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829238071] [2024-05-06 16:15:00,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:00,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 206 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:01,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:01,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829238071] [2024-05-06 16:15:01,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829238071] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:01,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984343736] [2024-05-06 16:15:01,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:01,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:01,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:01,214 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:01,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (140)] Waiting until timeout for monitored process [2024-05-06 16:15:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:02,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-06 16:15:02,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:03,283 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 275 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:03,283 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:04,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984343736] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:04,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:04,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 25] total 65 [2024-05-06 16:15:04,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350935906] [2024-05-06 16:15:04,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:04,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-05-06 16:15:04,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:04,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-05-06 16:15:04,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3488, Unknown=0, NotChecked=0, Total=4160 [2024-05-06 16:15:04,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:04,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:04,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 13.0) internal successors, (845), 65 states have internal predecessors, (845), 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) [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:15:04,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:04,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:15:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:15:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:15:08,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (140)] Ended with exit code 0 [2024-05-06 16:15:08,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 140 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable159 [2024-05-06 16:15:08,352 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:08,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:08,353 INFO L85 PathProgramCache]: Analyzing trace with hash -825692852, now seen corresponding path program 1 times [2024-05-06 16:15:08,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:08,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989116964] [2024-05-06 16:15:08,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:08,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:08,722 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 250 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:08,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:08,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989116964] [2024-05-06 16:15:08,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989116964] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:08,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37072541] [2024-05-06 16:15:08,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:08,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:08,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:08,723 INFO L229 MonitoredProcess]: Starting monitored process 141 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:08,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Waiting until timeout for monitored process [2024-05-06 16:15:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:09,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:15:09,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:09,973 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:09,973 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 196 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:10,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37072541] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:10,537 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:10,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:15:10,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571754729] [2024-05-06 16:15:10,537 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:10,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:15:10,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:10,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:15:10,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1427, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:15:10,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:10,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:10,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.928571428571429) internal successors, (627), 42 states have internal predecessors, (627), 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) [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:15:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:15:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:15:12,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Ended with exit code 0 [2024-05-06 16:15:12,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160,141 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:12,565 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:12,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:12,565 INFO L85 PathProgramCache]: Analyzing trace with hash 500201548, now seen corresponding path program 1 times [2024-05-06 16:15:12,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:12,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80984672] [2024-05-06 16:15:12,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:12,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:12,954 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 250 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:12,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:12,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80984672] [2024-05-06 16:15:12,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80984672] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:12,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395012859] [2024-05-06 16:15:12,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:12,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:12,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:12,955 INFO L229 MonitoredProcess]: Starting monitored process 142 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:12,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Waiting until timeout for monitored process [2024-05-06 16:15:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:13,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:15:13,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:14,272 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 275 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:14,272 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:14,872 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 182 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:14,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395012859] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:14,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:14,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2024-05-06 16:15:14,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212449040] [2024-05-06 16:15:14,872 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:14,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-05-06 16:15:14,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:14,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-05-06 16:15:14,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1186, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 16:15:14,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:14,874 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:14,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 17.44736842105263) internal successors, (663), 38 states have internal predecessors, (663), 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) [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:15:14,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:16,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:15:16,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:16,439 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Ended with exit code 0 [2024-05-06 16:15:16,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161,142 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:16,642 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:16,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:16,642 INFO L85 PathProgramCache]: Analyzing trace with hash -439444340, now seen corresponding path program 1 times [2024-05-06 16:15:16,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:16,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085432570] [2024-05-06 16:15:16,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:16,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:17,037 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 250 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:17,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:17,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085432570] [2024-05-06 16:15:17,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085432570] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:17,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271760725] [2024-05-06 16:15:17,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:17,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:17,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:17,039 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:17,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Waiting until timeout for monitored process [2024-05-06 16:15:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:17,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:15:17,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:18,170 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:18,171 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:18,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271760725] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:18,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:18,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 32 [2024-05-06 16:15:18,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406404980] [2024-05-06 16:15:18,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:18,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-06 16:15:18,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:18,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-06 16:15:18,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-05-06 16:15:18,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:18,571 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:18,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 21.65625) internal successors, (693), 32 states have internal predecessors, (693), 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) [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:18,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:15:20,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:20,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Forceful destruction successful, exit code 0 [2024-05-06 16:15:20,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,143 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:20,413 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:20,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:20,413 INFO L85 PathProgramCache]: Analyzing trace with hash -846720432, now seen corresponding path program 1 times [2024-05-06 16:15:20,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:20,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195586476] [2024-05-06 16:15:20,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:20,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 420 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:21,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:21,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195586476] [2024-05-06 16:15:21,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195586476] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:21,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025445936] [2024-05-06 16:15:21,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:21,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:21,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:21,062 INFO L229 MonitoredProcess]: Starting monitored process 144 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:21,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (144)] Waiting until timeout for monitored process [2024-05-06 16:15:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:21,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:15:21,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 450 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:22,523 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:23,242 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 292 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:23,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025445936] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:23,242 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:23,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:15:23,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182062564] [2024-05-06 16:15:23,243 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:23,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:15:23,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:23,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:15:23,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:15:23,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:23,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:23,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 17.282608695652176) internal successors, (795), 46 states have internal predecessors, (795), 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) [2024-05-06 16:15:23,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:23,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:23,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:23,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:23,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:15:25,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (144)] Forceful destruction successful, exit code 0 [2024-05-06 16:15:25,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163,144 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:25,790 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:25,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:25,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1070352112, now seen corresponding path program 1 times [2024-05-06 16:15:25,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:25,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317396786] [2024-05-06 16:15:25,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:25,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:26,329 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 420 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:26,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:26,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317396786] [2024-05-06 16:15:26,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317396786] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:26,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913587923] [2024-05-06 16:15:26,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:26,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:26,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:26,330 INFO L229 MonitoredProcess]: Starting monitored process 145 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:26,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (145)] Waiting until timeout for monitored process [2024-05-06 16:15:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:27,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:15:27,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 450 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:27,748 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:28,351 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 330 proven. 304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:28,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [913587923] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:28,351 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:28,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:15:28,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041536092] [2024-05-06 16:15:28,351 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:28,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:15:28,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:28,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:15:28,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=1458, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:15:28,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:28,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:28,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 19.785714285714285) internal successors, (831), 42 states have internal predecessors, (831), 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) [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:15:28,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:28,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:28,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:28,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:15:28,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:30,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:30,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:30,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:30,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:30,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:30,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:15:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:15:30,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (145)] Ended with exit code 0 [2024-05-06 16:15:30,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 145 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable164 [2024-05-06 16:15:30,307 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:30,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:30,307 INFO L85 PathProgramCache]: Analyzing trace with hash 447538128, now seen corresponding path program 1 times [2024-05-06 16:15:30,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:30,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448644033] [2024-05-06 16:15:30,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:30,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:30,753 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 420 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:30,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:30,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448644033] [2024-05-06 16:15:30,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448644033] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:30,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883017975] [2024-05-06 16:15:30,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:30,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:30,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:30,757 INFO L229 MonitoredProcess]: Starting monitored process 146 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:30,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (146)] Waiting until timeout for monitored process [2024-05-06 16:15:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:31,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:15:31,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:32,055 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:32,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883017975] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:32,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:32,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 36 [2024-05-06 16:15:32,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752118120] [2024-05-06 16:15:32,611 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:32,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-06 16:15:32,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:32,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-06 16:15:32,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1076, Unknown=0, NotChecked=0, Total=1260 [2024-05-06 16:15:32,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:32,612 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:32,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 23.916666666666668) internal successors, (861), 36 states have internal predecessors, (861), 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) [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:15:32,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:34,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:34,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (146)] Forceful destruction successful, exit code 0 [2024-05-06 16:15:34,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165,146 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:34,633 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:34,633 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:34,633 INFO L85 PathProgramCache]: Analyzing trace with hash 638316757, now seen corresponding path program 1 times [2024-05-06 16:15:34,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:34,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852394401] [2024-05-06 16:15:34,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:34,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:35,427 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 585 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:35,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:35,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852394401] [2024-05-06 16:15:35,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852394401] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:35,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283722788] [2024-05-06 16:15:35,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:35,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:35,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:35,429 INFO L229 MonitoredProcess]: Starting monitored process 147 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:35,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (147)] Waiting until timeout for monitored process [2024-05-06 16:15:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:36,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 43 conjunts are in the unsatisfiable core [2024-05-06 16:15:36,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:38,399 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 686 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:38,400 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:40,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283722788] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:40,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:40,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 31, 31] total 83 [2024-05-06 16:15:40,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851470561] [2024-05-06 16:15:40,673 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:40,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-05-06 16:15:40,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:40,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-05-06 16:15:40,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1102, Invalid=5704, Unknown=0, NotChecked=0, Total=6806 [2024-05-06 16:15:40,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:40,675 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:40,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 15.927710843373495) internal successors, (1322), 83 states have internal predecessors, (1322), 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) [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:40,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:40,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:15:40,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:40,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:40,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:40,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:40,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:40,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:40,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:45,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:45,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:45,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:45,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:15:45,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (147)] Forceful destruction successful, exit code 0 [2024-05-06 16:15:46,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166,147 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:46,025 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:46,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:46,025 INFO L85 PathProgramCache]: Analyzing trace with hash -626385352, now seen corresponding path program 1 times [2024-05-06 16:15:46,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:46,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187062653] [2024-05-06 16:15:46,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:46,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 651 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:46,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:46,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187062653] [2024-05-06 16:15:46,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187062653] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:46,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295085257] [2024-05-06 16:15:46,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:46,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:46,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:46,731 INFO L229 MonitoredProcess]: Starting monitored process 148 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:46,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (148)] Waiting until timeout for monitored process [2024-05-06 16:15:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:47,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-06 16:15:47,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:48,327 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 686 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:48,328 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 565 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:49,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295085257] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:49,193 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:49,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:15:49,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25442100] [2024-05-06 16:15:49,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:49,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:15:49,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:49,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:15:49,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=2353, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:15:49,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:49,195 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:49,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 17.5) internal successors, (945), 54 states have internal predecessors, (945), 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) [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:49,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:15:49,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:15:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:15:52,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (148)] Forceful destruction successful, exit code 0 [2024-05-06 16:15:52,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 148 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable167 [2024-05-06 16:15:52,342 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:52,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:52,342 INFO L85 PathProgramCache]: Analyzing trace with hash -556284360, now seen corresponding path program 1 times [2024-05-06 16:15:52,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:52,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711332886] [2024-05-06 16:15:52,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:52,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:53,113 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 651 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:53,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:53,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711332886] [2024-05-06 16:15:53,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711332886] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:53,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [9221485] [2024-05-06 16:15:53,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:53,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:53,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:53,115 INFO L229 MonitoredProcess]: Starting monitored process 149 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:53,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (149)] Waiting until timeout for monitored process [2024-05-06 16:15:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:54,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 16:15:54,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:15:54,691 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 686 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:54,691 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:15:55,450 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 438 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:55,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [9221485] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:15:55,450 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:15:55,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:15:55,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409667894] [2024-05-06 16:15:55,451 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:15:55,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:15:55,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:55,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:15:55,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=387, Invalid=2063, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:15:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:55,452 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:55,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 19.62) internal successors, (981), 50 states have internal predecessors, (981), 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) [2024-05-06 16:15:55,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:55,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:55,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:55,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:55,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:55,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:55,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:55,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:15:55,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:15:58,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:15:58,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:15:58,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (149)] Forceful destruction successful, exit code 0 [2024-05-06 16:15:58,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 149 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable168 [2024-05-06 16:15:58,599 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:15:58,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:58,600 INFO L85 PathProgramCache]: Analyzing trace with hash -342964360, now seen corresponding path program 1 times [2024-05-06 16:15:58,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:58,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130429326] [2024-05-06 16:15:58,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:58,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:59,284 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 651 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:59,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:59,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130429326] [2024-05-06 16:15:59,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130429326] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:15:59,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689509475] [2024-05-06 16:15:59,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:59,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:15:59,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:15:59,286 INFO L229 MonitoredProcess]: Starting monitored process 150 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:15:59,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (150)] Waiting until timeout for monitored process [2024-05-06 16:16:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:00,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:16:00,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:16:00,849 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 686 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:00,849 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:16:01,583 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 539 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:01,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689509475] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:16:01,583 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:16:01,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:16:01,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685091244] [2024-05-06 16:16:01,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:16:01,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:16:01,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:16:01,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:16:01,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=1758, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:16:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:01,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:16:01,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 22.108695652173914) internal successors, (1017), 46 states have internal predecessors, (1017), 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) [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:16:01,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:01,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:01,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:16:01,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:01,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:16:01,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:03,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:16:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:16:03,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (150)] Ended with exit code 0 [2024-05-06 16:16:03,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 150 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable169 [2024-05-06 16:16:03,932 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:16:03,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:16:03,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1072669784, now seen corresponding path program 1 times [2024-05-06 16:16:03,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:16:03,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154825653] [2024-05-06 16:16:03,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:03,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:16:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 651 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:04,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:16:04,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154825653] [2024-05-06 16:16:04,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154825653] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:16:04,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036783750] [2024-05-06 16:16:04,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:04,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:04,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:16:04,499 INFO L229 MonitoredProcess]: Starting monitored process 151 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:16:04,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (151)] Waiting until timeout for monitored process [2024-05-06 16:16:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:05,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:16:05,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:16:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:05,924 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:16:06,626 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:06,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2036783750] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:16:06,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:16:06,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 40 [2024-05-06 16:16:06,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79366433] [2024-05-06 16:16:06,627 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:16:06,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-05-06 16:16:06,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:16:06,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-05-06 16:16:06,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1336, Unknown=0, NotChecked=0, Total=1560 [2024-05-06 16:16:06,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:06,628 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:16:06,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 26.175) internal successors, (1047), 40 states have internal predecessors, (1047), 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) [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:16:06,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:06,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:16:06,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:16:06,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:09,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:16:09,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:09,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:09,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (151)] Forceful destruction successful, exit code 0 [2024-05-06 16:16:10,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170,151 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:10,005 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:16:10,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:16:10,005 INFO L85 PathProgramCache]: Analyzing trace with hash 978727870, now seen corresponding path program 1 times [2024-05-06 16:16:10,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:16:10,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72912953] [2024-05-06 16:16:10,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:10,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:16:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:11,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 952 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:11,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:16:11,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72912953] [2024-05-06 16:16:11,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72912953] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:16:11,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2002326300] [2024-05-06 16:16:11,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:11,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:11,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:16:11,037 INFO L229 MonitoredProcess]: Starting monitored process 152 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:16:11,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (152)] Waiting until timeout for monitored process [2024-05-06 16:16:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:11,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-06 16:16:11,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:16:13,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 992 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:13,146 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:16:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 742 proven. 431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:14,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2002326300] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:16:14,601 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:16:14,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 58 [2024-05-06 16:16:14,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500684860] [2024-05-06 16:16:14,601 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:16:14,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-05-06 16:16:14,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:16:14,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-05-06 16:16:14,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=560, Invalid=2746, Unknown=0, NotChecked=0, Total=3306 [2024-05-06 16:16:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:14,603 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:16:14,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 19.810344827586206) internal successors, (1149), 58 states have internal predecessors, (1149), 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) [2024-05-06 16:16:14,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:14,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:14,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:14,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:14,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:16:18,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (152)] Forceful destruction successful, exit code 0 [2024-05-06 16:16:19,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171,152 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:19,004 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:16:19,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:16:19,005 INFO L85 PathProgramCache]: Analyzing trace with hash 726768382, now seen corresponding path program 1 times [2024-05-06 16:16:19,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:16:19,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3044341] [2024-05-06 16:16:19,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:19,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:16:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:19,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 952 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:19,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:16:19,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3044341] [2024-05-06 16:16:19,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3044341] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:16:19,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933837083] [2024-05-06 16:16:19,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:19,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:19,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:16:19,932 INFO L229 MonitoredProcess]: Starting monitored process 153 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:16:19,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (153)] Waiting until timeout for monitored process [2024-05-06 16:16:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:21,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-06 16:16:21,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:16:21,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 992 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:21,888 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:16:23,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 652 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:23,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933837083] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:16:23,005 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:16:23,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:16:23,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821943159] [2024-05-06 16:16:23,006 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:16:23,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:16:23,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:16:23,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:16:23,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=442, Invalid=2420, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:16:23,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:23,007 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:16:23,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 21.944444444444443) internal successors, (1185), 54 states have internal predecessors, (1185), 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) [2024-05-06 16:16:23,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:16:23,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:26,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:26,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:26,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:26,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:26,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:26,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:26,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:16:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:16:26,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (153)] Ended with exit code 0 [2024-05-06 16:16:27,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 153 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable172 [2024-05-06 16:16:27,112 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:16:27,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:16:27,113 INFO L85 PathProgramCache]: Analyzing trace with hash -858036674, now seen corresponding path program 1 times [2024-05-06 16:16:27,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:16:27,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790636633] [2024-05-06 16:16:27,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:27,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:16:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 952 proven. 363 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:27,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:16:27,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790636633] [2024-05-06 16:16:27,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790636633] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:16:27,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656878396] [2024-05-06 16:16:27,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:27,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:27,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:16:27,897 INFO L229 MonitoredProcess]: Starting monitored process 154 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:16:27,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (154)] Waiting until timeout for monitored process [2024-05-06 16:16:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:28,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:16:28,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:16:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 992 proven. 323 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:29,764 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:16:31,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 818 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:31,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [656878396] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:16:31,007 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:16:31,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:16:31,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141388757] [2024-05-06 16:16:31,008 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:16:31,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:16:31,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:16:31,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:16:31,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=364, Invalid=2086, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:16:31,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:31,009 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:16:31,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 24.42) internal successors, (1221), 50 states have internal predecessors, (1221), 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) [2024-05-06 16:16:31,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:31,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:16:31,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:16:34,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:16:34,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (154)] Ended with exit code 0 [2024-05-06 16:16:34,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173,154 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:34,338 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:16:34,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:16:34,338 INFO L85 PathProgramCache]: Analyzing trace with hash -404677250, now seen corresponding path program 1 times [2024-05-06 16:16:34,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:16:34,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709718891] [2024-05-06 16:16:34,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:34,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:16:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:35,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 952 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:35,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:16:35,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709718891] [2024-05-06 16:16:35,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709718891] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:16:35,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2099560435] [2024-05-06 16:16:35,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:35,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:35,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:16:35,151 INFO L229 MonitoredProcess]: Starting monitored process 155 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:16:35,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (155)] Waiting until timeout for monitored process [2024-05-06 16:16:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:36,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:16:36,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:16:36,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 992 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:36,751 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:16:37,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 992 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:37,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2099560435] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:16:37,540 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:16:37,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 44 [2024-05-06 16:16:37,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066882731] [2024-05-06 16:16:37,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:16:37,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-06 16:16:37,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:16:37,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-06 16:16:37,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1624, Unknown=0, NotChecked=0, Total=1892 [2024-05-06 16:16:37,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:37,543 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:16:37,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 28.431818181818183) internal successors, (1251), 44 states have internal predecessors, (1251), 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) [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:37,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:16:37,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:40,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:40,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:16:40,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:40,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:40,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:40,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:16:40,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:40,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (155)] Forceful destruction successful, exit code 0 [2024-05-06 16:16:40,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 155 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable174 [2024-05-06 16:16:40,805 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:16:40,805 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:16:40,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1403877221, now seen corresponding path program 1 times [2024-05-06 16:16:40,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:16:40,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320279101] [2024-05-06 16:16:40,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:40,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:16:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:42,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 1260 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:42,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:16:42,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320279101] [2024-05-06 16:16:42,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320279101] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:16:42,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224325017] [2024-05-06 16:16:42,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:16:42,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:16:42,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:16:42,014 INFO L229 MonitoredProcess]: Starting monitored process 156 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:16:42,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (156)] Waiting until timeout for monitored process [2024-05-06 16:16:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:16:43,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 51 conjunts are in the unsatisfiable core [2024-05-06 16:16:43,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:16:46,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 1393 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:46,160 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:16:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 0 proven. 1440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:16:49,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224325017] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:16:49,514 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:16:49,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 37, 37] total 101 [2024-05-06 16:16:49,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212041235] [2024-05-06 16:16:49,515 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:16:49,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2024-05-06 16:16:49,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:16:49,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2024-05-06 16:16:49,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1034, Invalid=9066, Unknown=0, NotChecked=0, Total=10100 [2024-05-06 16:16:49,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:49,517 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:16:49,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 18.97029702970297) internal successors, (1916), 101 states have internal predecessors, (1916), 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) [2024-05-06 16:16:49,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:16:49,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:16:49,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:16:49,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:03,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (156)] Ended with exit code 0 [2024-05-06 16:17:03,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175,156 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:03,332 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:17:03,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:17:03,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1286535592, now seen corresponding path program 1 times [2024-05-06 16:17:03,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:17:03,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731865088] [2024-05-06 16:17:03,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:03,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:17:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 1348 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:04,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:17:04,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731865088] [2024-05-06 16:17:04,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731865088] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:17:04,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810547909] [2024-05-06 16:17:04,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:04,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:04,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:17:04,662 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:17:04,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (157)] Waiting until timeout for monitored process [2024-05-06 16:17:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:05,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 1225 conjuncts, 44 conjunts are in the unsatisfiable core [2024-05-06 16:17:05,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:17:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 1393 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:06,975 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:17:08,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 1228 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:08,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810547909] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:17:08,947 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:17:08,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 66 [2024-05-06 16:17:08,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628321970] [2024-05-06 16:17:08,947 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:17:08,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-05-06 16:17:08,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:17:08,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-05-06 16:17:08,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=787, Invalid=3503, Unknown=0, NotChecked=0, Total=4290 [2024-05-06 16:17:08,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:08,949 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:17:08,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 20.227272727272727) internal successors, (1335), 66 states have internal predecessors, (1335), 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) [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:17:08,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:17:08,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:17:08,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:08,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:08,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:08,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:13,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:17:13,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (157)] Forceful destruction successful, exit code 0 [2024-05-06 16:17:14,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176,157 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:14,119 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:17:14,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:17:14,120 INFO L85 PathProgramCache]: Analyzing trace with hash 335979944, now seen corresponding path program 1 times [2024-05-06 16:17:14,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:17:14,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328332507] [2024-05-06 16:17:14,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:17:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1641 backedges. 1348 proven. 293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:15,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:17:15,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328332507] [2024-05-06 16:17:15,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328332507] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:17:15,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335506539] [2024-05-06 16:17:15,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:15,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:15,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:17:15,274 INFO L229 MonitoredProcess]: Starting monitored process 158 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:17:15,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (158)] Waiting until timeout for monitored process [2024-05-06 16:17:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:16,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 40 conjunts are in the unsatisfiable core [2024-05-06 16:17:16,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:17:17,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1641 backedges. 1393 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:17,229 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:17:18,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1641 backedges. 983 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:18,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335506539] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:17:18,392 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:17:18,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 62 [2024-05-06 16:17:18,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747761246] [2024-05-06 16:17:18,392 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:17:18,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-05-06 16:17:18,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:17:18,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-05-06 16:17:18,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=617, Invalid=3165, Unknown=0, NotChecked=0, Total=3782 [2024-05-06 16:17:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:18,394 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:17:18,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 22.112903225806452) internal successors, (1371), 62 states have internal predecessors, (1371), 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) [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:18,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:17:18,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:23,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:17:23,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:17:23,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (158)] Forceful destruction successful, exit code 0 [2024-05-06 16:17:23,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 158 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable177 [2024-05-06 16:17:23,579 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:17:23,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:17:23,580 INFO L85 PathProgramCache]: Analyzing trace with hash -689001752, now seen corresponding path program 1 times [2024-05-06 16:17:23,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:17:23,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258242195] [2024-05-06 16:17:23,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:23,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:17:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:24,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 1348 proven. 382 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:24,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:17:24,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258242195] [2024-05-06 16:17:24,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258242195] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:17:24,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337511360] [2024-05-06 16:17:24,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:24,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:24,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:17:24,613 INFO L229 MonitoredProcess]: Starting monitored process 159 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:17:24,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (159)] Waiting until timeout for monitored process [2024-05-06 16:17:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:25,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-06 16:17:25,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:17:26,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 1393 proven. 337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:26,329 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:17:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 961 proven. 769 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:27,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337511360] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:17:27,469 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:17:27,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 58 [2024-05-06 16:17:27,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975456921] [2024-05-06 16:17:27,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:17:27,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-05-06 16:17:27,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:17:27,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-05-06 16:17:27,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=502, Invalid=2804, Unknown=0, NotChecked=0, Total=3306 [2024-05-06 16:17:27,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:27,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:17:27,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 24.25862068965517) internal successors, (1407), 58 states have internal predecessors, (1407), 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) [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:27,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:17:27,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:32,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:32,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:17:32,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-05-06 16:17:32,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (159)] Ended with exit code 0 [2024-05-06 16:17:33,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 159 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable178 [2024-05-06 16:17:33,115 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:17:33,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:17:33,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1060664376, now seen corresponding path program 1 times [2024-05-06 16:17:33,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:17:33,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102721553] [2024-05-06 16:17:33,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:33,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:17:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:34,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 1348 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:34,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:17:34,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102721553] [2024-05-06 16:17:34,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102721553] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:17:34,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194307539] [2024-05-06 16:17:34,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:34,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:34,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:17:34,162 INFO L229 MonitoredProcess]: Starting monitored process 160 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:17:34,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (160)] Waiting until timeout for monitored process [2024-05-06 16:17:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:35,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 1315 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 16:17:35,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:17:36,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 1393 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:36,153 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:17:37,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 1190 proven. 593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:37,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194307539] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:17:37,458 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:17:37,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:17:37,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408068168] [2024-05-06 16:17:37,458 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:17:37,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:17:37,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:17:37,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:17:37,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=420, Invalid=2442, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:17:37,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:37,460 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:17:37,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 26.72222222222222) internal successors, (1443), 54 states have internal predecessors, (1443), 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) [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:37,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-05-06 16:17:37,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:42,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:42,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:42,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:42,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:42,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:17:42,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:17:42,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-05-06 16:17:42,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:17:42,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (160)] Forceful destruction successful, exit code 0 [2024-05-06 16:17:42,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 160 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable179 [2024-05-06 16:17:42,487 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:17:42,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:17:42,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1149090072, now seen corresponding path program 1 times [2024-05-06 16:17:42,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:17:42,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329148456] [2024-05-06 16:17:42,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:42,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:17:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:43,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 1348 proven. 520 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 16:17:43,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:17:43,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329148456] [2024-05-06 16:17:43,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329148456] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:17:43,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284722596] [2024-05-06 16:17:43,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:43,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:43,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:17:43,464 INFO L229 MonitoredProcess]: Starting monitored process 161 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:17:43,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (161)] Waiting until timeout for monitored process [2024-05-06 16:17:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:44,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 1364 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:17:44,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:17:44,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 1393 proven. 475 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 16:17:44,939 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:17:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 1393 proven. 475 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 16:17:45,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284722596] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:17:45,686 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:17:45,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 48 [2024-05-06 16:17:45,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951169005] [2024-05-06 16:17:45,686 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:17:45,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-05-06 16:17:45,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:17:45,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-05-06 16:17:45,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=316, Invalid=1940, Unknown=0, NotChecked=0, Total=2256 [2024-05-06 16:17:45,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:45,688 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:17:45,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 30.895833333333332) internal successors, (1483), 48 states have internal predecessors, (1483), 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) [2024-05-06 16:17:45,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:45,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:45,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:45,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:45,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:17:45,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 16:17:45,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 16:17:45,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-05-06 16:17:45,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:17:45,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:49,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:17:49,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (161)] Forceful destruction successful, exit code 0 [2024-05-06 16:17:50,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180,161 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:50,151 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:17:50,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:17:50,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1204470314, now seen corresponding path program 1 times [2024-05-06 16:17:50,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:17:50,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934102572] [2024-05-06 16:17:50,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:50,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:17:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 1929 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:50,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:17:50,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934102572] [2024-05-06 16:17:50,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934102572] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:17:50,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921515775] [2024-05-06 16:17:50,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:50,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:50,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:17:50,821 INFO L229 MonitoredProcess]: Starting monitored process 162 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:17:50,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Waiting until timeout for monitored process [2024-05-06 16:17:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:51,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 13 conjunts are in the unsatisfiable core [2024-05-06 16:17:51,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:17:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 2081 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:52,517 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 16:17:52,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921515775] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:17:52,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 16:17:52,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 17 [2024-05-06 16:17:52,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203842915] [2024-05-06 16:17:52,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:17:52,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 16:17:52,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:17:52,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 16:17:52,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2024-05-06 16:17:52,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:52,519 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:17:52,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 55.57142857142857) internal successors, (778), 14 states have internal predecessors, (778), 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) [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:52,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:17:52,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:17:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:17:53,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Forceful destruction successful, exit code 0 [2024-05-06 16:17:53,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 162 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable181 [2024-05-06 16:17:53,840 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:17:53,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:17:53,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1209454926, now seen corresponding path program 1 times [2024-05-06 16:17:53,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:17:53,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526786350] [2024-05-06 16:17:53,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:53,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:17:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2001 backedges. 1818 proven. 183 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:55,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:17:55,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526786350] [2024-05-06 16:17:55,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526786350] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:17:55,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013776078] [2024-05-06 16:17:55,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:17:55,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:17:55,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:17:55,409 INFO L229 MonitoredProcess]: Starting monitored process 163 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:17:55,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (163)] Waiting until timeout for monitored process [2024-05-06 16:17:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:17:56,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 1426 conjuncts, 46 conjunts are in the unsatisfiable core [2024-05-06 16:17:56,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:17:57,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2001 backedges. 1868 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:57,722 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:17:59,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2001 backedges. 1522 proven. 479 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:17:59,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013776078] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:17:59,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:17:59,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 70 [2024-05-06 16:17:59,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127458117] [2024-05-06 16:17:59,613 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:17:59,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2024-05-06 16:17:59,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:17:59,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2024-05-06 16:17:59,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=846, Invalid=3984, Unknown=0, NotChecked=0, Total=4830 [2024-05-06 16:17:59,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:59,615 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:17:59,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 22.32857142857143) internal successors, (1563), 70 states have internal predecessors, (1563), 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) [2024-05-06 16:17:59,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:17:59,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:17:59,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:17:59,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:18:06,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:18:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:18:06,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:18:06,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:18:06,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:18:06,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:06,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:18:06,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-05-06 16:18:06,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (163)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:06,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182,163 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:06,819 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:18:06,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:06,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1994126478, now seen corresponding path program 1 times [2024-05-06 16:18:06,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:06,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873818541] [2024-05-06 16:18:06,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:06,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2126 backedges. 1818 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:08,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:08,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873818541] [2024-05-06 16:18:08,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873818541] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:08,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711961990] [2024-05-06 16:18:08,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:08,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:08,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:08,235 INFO L229 MonitoredProcess]: Starting monitored process 164 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:08,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (164)] Waiting until timeout for monitored process [2024-05-06 16:18:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:09,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 1456 conjuncts, 42 conjunts are in the unsatisfiable core [2024-05-06 16:18:09,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2126 backedges. 1868 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:10,558 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:11,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2126 backedges. 1278 proven. 848 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:11,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711961990] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:11,977 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:11,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 66 [2024-05-06 16:18:11,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214082830] [2024-05-06 16:18:11,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:11,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-05-06 16:18:11,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:11,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-05-06 16:18:11,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=680, Invalid=3610, Unknown=0, NotChecked=0, Total=4290 [2024-05-06 16:18:11,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:11,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:11,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 24.227272727272727) internal successors, (1599), 66 states have internal predecessors, (1599), 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) [2024-05-06 16:18:11,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:11,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:11,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:11,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:11,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:11,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:11,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:18:11,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:18:11,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:11,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:18:11,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-05-06 16:18:11,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:18,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:18:18,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-05-06 16:18:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-06 16:18:18,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (164)] Ended with exit code 0 [2024-05-06 16:18:18,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183,164 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:18,433 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:18:18,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:18,433 INFO L85 PathProgramCache]: Analyzing trace with hash -172459058, now seen corresponding path program 1 times [2024-05-06 16:18:18,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:18,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572907481] [2024-05-06 16:18:18,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:18,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2215 backedges. 1818 proven. 397 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:19,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:19,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572907481] [2024-05-06 16:18:19,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572907481] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:19,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [453721973] [2024-05-06 16:18:19,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:19,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:19,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:19,850 INFO L229 MonitoredProcess]: Starting monitored process 165 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:19,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (165)] Waiting until timeout for monitored process [2024-05-06 16:18:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:21,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-06 16:18:21,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2215 backedges. 1868 proven. 347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:22,007 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:23,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2215 backedges. 1344 proven. 871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:23,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [453721973] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:23,182 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:23,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 62 [2024-05-06 16:18:23,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545511174] [2024-05-06 16:18:23,182 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:23,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-05-06 16:18:23,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:23,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-05-06 16:18:23,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=566, Invalid=3216, Unknown=0, NotChecked=0, Total=3782 [2024-05-06 16:18:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:23,184 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:23,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 26.370967741935484) internal successors, (1635), 62 states have internal predecessors, (1635), 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) [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:18:23,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-06 16:18:23,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:29,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:18:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:18:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:18:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:18:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:18:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:18:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-05-06 16:18:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-06 16:18:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 16:18:29,096 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (165)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:29,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184,165 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:29,292 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:18:29,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:29,293 INFO L85 PathProgramCache]: Analyzing trace with hash 492433166, now seen corresponding path program 1 times [2024-05-06 16:18:29,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:29,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432830163] [2024-05-06 16:18:29,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:29,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 1818 proven. 450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:30,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:30,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432830163] [2024-05-06 16:18:30,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432830163] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:30,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [277517180] [2024-05-06 16:18:30,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:30,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:30,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:30,538 INFO L229 MonitoredProcess]: Starting monitored process 166 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:30,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (166)] Waiting until timeout for monitored process [2024-05-06 16:18:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:31,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 1516 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-06 16:18:31,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 1868 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:32,582 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:33,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 1636 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:33,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [277517180] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:33,686 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:33,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 58 [2024-05-06 16:18:33,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944592389] [2024-05-06 16:18:33,686 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:33,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-05-06 16:18:33,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:33,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-05-06 16:18:33,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=2826, Unknown=0, NotChecked=0, Total=3306 [2024-05-06 16:18:33,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:33,688 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:33,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 28.810344827586206) internal successors, (1671), 58 states have internal predecessors, (1671), 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) [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:18:33,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 16:18:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:18:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 16:18:38,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-05-06 16:18:38,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (166)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:38,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185,166 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:38,926 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-05-06 16:18:38,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:38,927 INFO L85 PathProgramCache]: Analyzing trace with hash -10354199, now seen corresponding path program 1 times [2024-05-06 16:18:38,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:38,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369461411] [2024-05-06 16:18:38,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:38,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:18:39,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:18:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:18:39,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:18:39,321 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:18:39,321 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 13 remaining) [2024-05-06 16:18:39,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 13 remaining) [2024-05-06 16:18:39,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 13 remaining) [2024-05-06 16:18:39,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 13 remaining) [2024-05-06 16:18:39,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 13 remaining) [2024-05-06 16:18:39,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2024-05-06 16:18:39,323 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:18:39,324 WARN L233 ceAbstractionStarter]: 11 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:18:39,324 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 12 thread instances. [2024-05-06 16:18:39,348 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 16:18:39,351 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:18:39,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:18:39,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:39,360 INFO L229 MonitoredProcess]: Starting monitored process 167 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:18:39,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (167)] Waiting until timeout for monitored process [2024-05-06 16:18:39,363 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:18:39,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:39,363 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:18:39,363 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=LoopHeads, 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;@6bc7e4e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:18:39,363 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2024-05-06 16:18:39,366 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:39,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:39,366 INFO L85 PathProgramCache]: Analyzing trace with hash 790244098, now seen corresponding path program 1 times [2024-05-06 16:18:39,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:39,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100157688] [2024-05-06 16:18:39,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:39,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:39,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:39,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100157688] [2024-05-06 16:18:39,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100157688] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:18:39,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:18:39,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 16:18:39,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750384590] [2024-05-06 16:18:39,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:18:39,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 16:18:39,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:39,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:18:39,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 16:18:39,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:39,386 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:39,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 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) [2024-05-06 16:18:39,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:39,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:39,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2024-05-06 16:18:39,389 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:39,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:39,389 INFO L85 PathProgramCache]: Analyzing trace with hash -2135601513, now seen corresponding path program 1 times [2024-05-06 16:18:39,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:39,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995415894] [2024-05-06 16:18:39,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:39,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:39,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:39,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:39,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995415894] [2024-05-06 16:18:39,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995415894] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:18:39,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:18:39,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:18:39,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049350171] [2024-05-06 16:18:39,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:18:39,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:18:39,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:39,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:18:39,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:18:39,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:39,449 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:39,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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) [2024-05-06 16:18:39,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:39,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:39,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:39,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:39,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2024-05-06 16:18:39,496 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:39,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:39,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1158745558, now seen corresponding path program 1 times [2024-05-06 16:18:39,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:39,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897273263] [2024-05-06 16:18:39,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:39,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:39,589 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:39,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:39,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897273263] [2024-05-06 16:18:39,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897273263] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:39,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543188799] [2024-05-06 16:18:39,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:39,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:39,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:39,592 INFO L229 MonitoredProcess]: Starting monitored process 168 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:39,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (168)] Waiting until timeout for monitored process [2024-05-06 16:18:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:40,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 16:18:40,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:40,957 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:41,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1543188799] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:41,197 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:41,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 13] total 29 [2024-05-06 16:18:41,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748978536] [2024-05-06 16:18:41,197 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:41,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-06 16:18:41,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:41,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-06 16:18:41,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2024-05-06 16:18:41,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:41,198 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:41,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 7.413793103448276) internal successors, (215), 29 states have internal predecessors, (215), 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) [2024-05-06 16:18:41,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:41,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:41,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:41,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:41,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:41,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:18:41,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (168)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:41,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 168 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable189 [2024-05-06 16:18:41,713 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:41,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:41,714 INFO L85 PathProgramCache]: Analyzing trace with hash 533827376, now seen corresponding path program 1 times [2024-05-06 16:18:41,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:41,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272918604] [2024-05-06 16:18:41,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:41,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:41,799 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:41,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:41,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272918604] [2024-05-06 16:18:41,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272918604] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:41,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098601873] [2024-05-06 16:18:41,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:41,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:41,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:41,801 INFO L229 MonitoredProcess]: Starting monitored process 169 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:41,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (169)] Waiting until timeout for monitored process [2024-05-06 16:18:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:42,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 16:18:42,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:42,986 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:43,101 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:43,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098601873] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:43,101 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:43,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2024-05-06 16:18:43,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41272314] [2024-05-06 16:18:43,101 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:43,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 16:18:43,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:43,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 16:18:43,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-05-06 16:18:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:43,102 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:43,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.5625) internal successors, (201), 16 states have internal predecessors, (201), 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) [2024-05-06 16:18:43,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:43,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:43,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:18:43,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:43,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:43,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:43,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:18:43,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:18:43,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (169)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:43,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 169 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable190 [2024-05-06 16:18:43,664 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:43,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:43,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1269687120, now seen corresponding path program 1 times [2024-05-06 16:18:43,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:43,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940413692] [2024-05-06 16:18:43,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:43,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:43,797 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:43,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:43,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940413692] [2024-05-06 16:18:43,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940413692] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:43,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [533122612] [2024-05-06 16:18:43,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:43,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:43,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:43,799 INFO L229 MonitoredProcess]: Starting monitored process 170 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:43,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Waiting until timeout for monitored process [2024-05-06 16:18:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:44,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-06 16:18:44,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:45,074 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:45,074 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:45,281 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:45,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [533122612] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:45,282 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:45,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 20 [2024-05-06 16:18:45,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502921338] [2024-05-06 16:18:45,282 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:45,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-06 16:18:45,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:45,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-06 16:18:45,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-05-06 16:18:45,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:45,283 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:45,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.85) internal successors, (297), 20 states have internal predecessors, (297), 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) [2024-05-06 16:18:45,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:45,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:45,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:18:45,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:18:45,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:45,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:45,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:45,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:18:45,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:45,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:45,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191,170 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:45,932 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:45,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:45,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1455515503, now seen corresponding path program 1 times [2024-05-06 16:18:45,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:45,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397243203] [2024-05-06 16:18:45,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:45,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:46,260 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 35 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:46,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:46,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397243203] [2024-05-06 16:18:46,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397243203] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:46,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705421328] [2024-05-06 16:18:46,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:46,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:46,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:46,262 INFO L229 MonitoredProcess]: Starting monitored process 171 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:46,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Waiting until timeout for monitored process [2024-05-06 16:18:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:47,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 16:18:47,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 72 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:47,897 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:48,484 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:48,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705421328] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:48,484 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:48,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 47 [2024-05-06 16:18:48,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741017113] [2024-05-06 16:18:48,484 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:48,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-06 16:18:48,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:48,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-06 16:18:48,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2024-05-06 16:18:48,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:48,486 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:48,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.127659574468085) internal successors, (476), 47 states have internal predecessors, (476), 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) [2024-05-06 16:18:48,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:48,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:48,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:48,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 16:18:48,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:48,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:49,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Ended with exit code 0 [2024-05-06 16:18:49,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192,171 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:49,932 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:49,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:49,933 INFO L85 PathProgramCache]: Analyzing trace with hash 652535509, now seen corresponding path program 1 times [2024-05-06 16:18:49,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:49,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119095797] [2024-05-06 16:18:49,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:49,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:50,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:50,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119095797] [2024-05-06 16:18:50,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119095797] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:50,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622378168] [2024-05-06 16:18:50,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:50,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:50,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:50,232 INFO L229 MonitoredProcess]: Starting monitored process 172 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:50,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Waiting until timeout for monitored process [2024-05-06 16:18:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:51,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:18:51,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:51,685 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 72 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:51,685 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 35 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:52,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622378168] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:52,113 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:52,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 30 [2024-05-06 16:18:52,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319278658] [2024-05-06 16:18:52,113 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:52,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-05-06 16:18:52,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:52,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-05-06 16:18:52,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-05-06 16:18:52,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:52,114 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:52,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 12.7) internal successors, (381), 30 states have internal predecessors, (381), 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) [2024-05-06 16:18:52,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:52,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:52,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:52,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:52,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:52,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:52,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:53,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:53,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:53,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:53,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:53,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:18:53,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:53,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:18:53,018 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:53,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 172 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable193 [2024-05-06 16:18:53,216 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:53,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:53,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1007841941, now seen corresponding path program 1 times [2024-05-06 16:18:53,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:53,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74513557] [2024-05-06 16:18:53,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:53,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:53,410 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 57 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:53,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:53,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74513557] [2024-05-06 16:18:53,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74513557] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:53,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [57709797] [2024-05-06 16:18:53,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:53,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:53,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:53,411 INFO L229 MonitoredProcess]: Starting monitored process 173 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:53,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (173)] Waiting until timeout for monitored process [2024-05-06 16:18:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:54,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 16:18:54,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:54,732 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:54,733 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 72 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:55,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [57709797] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:55,028 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:55,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 24 [2024-05-06 16:18:55,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254738056] [2024-05-06 16:18:55,028 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:55,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 16:18:55,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:55,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 16:18:55,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-05-06 16:18:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:55,029 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:55,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.125) internal successors, (411), 24 states have internal predecessors, (411), 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) [2024-05-06 16:18:55,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:55,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:55,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:55,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:55,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 16:18:55,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:18:55,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-05-06 16:18:55,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:56,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:56,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:56,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:56,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:56,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:56,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:18:56,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:18:56,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:56,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (173)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:56,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194,173 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:56,321 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:56,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:56,321 INFO L85 PathProgramCache]: Analyzing trace with hash -54438025, now seen corresponding path program 1 times [2024-05-06 16:18:56,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:56,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748896282] [2024-05-06 16:18:56,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:56,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:56,587 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 132 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:56,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:56,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748896282] [2024-05-06 16:18:56,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748896282] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:56,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275775766] [2024-05-06 16:18:56,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:56,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:56,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:56,589 INFO L229 MonitoredProcess]: Starting monitored process 174 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:56,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (174)] Waiting until timeout for monitored process [2024-05-06 16:18:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:57,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:18:57,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:18:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 152 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:57,985 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:18:58,363 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 86 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:58,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [275775766] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:18:58,364 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:18:58,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-05-06 16:18:58,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411489020] [2024-05-06 16:18:58,364 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:18:58,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-06 16:18:58,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:18:58,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-06 16:18:58,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=942, Unknown=0, NotChecked=0, Total=1122 [2024-05-06 16:18:58,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:58,365 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:18:58,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 15.088235294117647) internal successors, (513), 34 states have internal predecessors, (513), 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) [2024-05-06 16:18:58,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:58,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:58,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:58,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:58,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:58,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:18:58,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:18:58,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:58,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:59,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:18:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:18:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:18:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:18:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:18:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:18:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:18:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:18:59,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:18:59,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (174)] Forceful destruction successful, exit code 0 [2024-05-06 16:18:59,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195,174 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:59,416 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:18:59,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:18:59,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1864723159, now seen corresponding path program 1 times [2024-05-06 16:18:59,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:18:59,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221259289] [2024-05-06 16:18:59,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:59,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:18:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:18:59,750 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 132 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:18:59,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:18:59,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221259289] [2024-05-06 16:18:59,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221259289] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:18:59,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772746725] [2024-05-06 16:18:59,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:18:59,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:18:59,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:18:59,753 INFO L229 MonitoredProcess]: Starting monitored process 175 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:18:59,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (175)] Waiting until timeout for monitored process [2024-05-06 16:19:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:00,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-06 16:19:00,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:01,106 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:01,106 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 152 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:01,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1772746725] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:01,457 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:01,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 28 [2024-05-06 16:19:01,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022266215] [2024-05-06 16:19:01,458 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:01,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-06 16:19:01,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:01,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-06 16:19:01,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2024-05-06 16:19:01,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:01,459 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:01,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 19.392857142857142) internal successors, (543), 28 states have internal predecessors, (543), 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) [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 16:19:01,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:19:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:02,381 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (175)] Ended with exit code 0 [2024-05-06 16:19:02,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196,175 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:02,581 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:02,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:02,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1646195258, now seen corresponding path program 1 times [2024-05-06 16:19:02,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:02,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499658447] [2024-05-06 16:19:02,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:02,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 206 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:03,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:03,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499658447] [2024-05-06 16:19:03,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499658447] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:03,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807124900] [2024-05-06 16:19:03,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:03,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:03,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:03,066 INFO L229 MonitoredProcess]: Starting monitored process 176 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:03,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (176)] Waiting until timeout for monitored process [2024-05-06 16:19:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:04,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-06 16:19:04,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:05,396 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 275 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:05,396 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:06,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [807124900] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:06,970 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:06,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 25] total 65 [2024-05-06 16:19:06,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494508728] [2024-05-06 16:19:06,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:06,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-05-06 16:19:06,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:06,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-05-06 16:19:06,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3488, Unknown=0, NotChecked=0, Total=4160 [2024-05-06 16:19:06,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:06,972 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:06,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 13.0) internal successors, (845), 65 states have internal predecessors, (845), 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) [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:06,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:19:09,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (176)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:09,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197,176 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:09,437 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:09,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:09,437 INFO L85 PathProgramCache]: Analyzing trace with hash 919886668, now seen corresponding path program 1 times [2024-05-06 16:19:09,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:09,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409052024] [2024-05-06 16:19:09,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:09,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:09,910 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 250 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:09,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:09,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409052024] [2024-05-06 16:19:09,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409052024] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:09,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178041698] [2024-05-06 16:19:09,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:09,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:09,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:09,912 INFO L229 MonitoredProcess]: Starting monitored process 177 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:09,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (177)] Waiting until timeout for monitored process [2024-05-06 16:19:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:11,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:19:11,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:11,587 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:11,587 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 196 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:12,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178041698] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:12,220 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:12,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:19:12,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359702095] [2024-05-06 16:19:12,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:12,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:19:12,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:12,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:19:12,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1427, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:19:12,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:12,222 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:12,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.928571428571429) internal successors, (627), 42 states have internal predecessors, (627), 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) [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:19:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:14,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:14,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:19:14,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:14,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:19:14,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:19:14,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (177)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:14,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198,177 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:14,497 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:14,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:14,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1665116340, now seen corresponding path program 1 times [2024-05-06 16:19:14,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:14,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405666100] [2024-05-06 16:19:14,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:14,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:14,903 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 250 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:14,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:14,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405666100] [2024-05-06 16:19:14,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405666100] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:14,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298463128] [2024-05-06 16:19:14,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:14,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:14,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:14,905 INFO L229 MonitoredProcess]: Starting monitored process 178 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:14,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (178)] Waiting until timeout for monitored process [2024-05-06 16:19:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:16,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:19:16,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 275 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:16,421 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 182 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:17,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298463128] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:17,055 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:17,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 38 [2024-05-06 16:19:17,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977817145] [2024-05-06 16:19:17,055 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:17,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-05-06 16:19:17,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:17,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-05-06 16:19:17,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1186, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 16:19:17,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:17,056 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:17,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 17.44736842105263) internal successors, (663), 38 states have internal predecessors, (663), 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) [2024-05-06 16:19:17,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:17,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:17,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:17,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:19:17,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:19:18,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:19:18,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:19:18,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (178)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:19,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 178 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable199 [2024-05-06 16:19:19,016 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:19,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:19,016 INFO L85 PathProgramCache]: Analyzing trace with hash 90585964, now seen corresponding path program 1 times [2024-05-06 16:19:19,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:19,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620713967] [2024-05-06 16:19:19,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:19,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:19,372 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 250 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:19,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:19,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620713967] [2024-05-06 16:19:19,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620713967] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:19,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487748219] [2024-05-06 16:19:19,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:19,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:19,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:19,383 INFO L229 MonitoredProcess]: Starting monitored process 179 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:19,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (179)] Waiting until timeout for monitored process [2024-05-06 16:19:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:20,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 16:19:20,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:20,864 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:21,353 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 275 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:21,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487748219] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:21,353 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:21,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 32 [2024-05-06 16:19:21,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723516156] [2024-05-06 16:19:21,353 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:21,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-06 16:19:21,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:21,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-06 16:19:21,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=844, Unknown=0, NotChecked=0, Total=992 [2024-05-06 16:19:21,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:21,355 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:21,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 21.65625) internal successors, (693), 32 states have internal predecessors, (693), 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) [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:19:21,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:19:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:23,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:19:23,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:23,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (179)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:23,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 179 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable200 [2024-05-06 16:19:23,680 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:23,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:23,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1520740336, now seen corresponding path program 1 times [2024-05-06 16:19:23,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:23,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53629232] [2024-05-06 16:19:23,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:23,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 420 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:24,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:24,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53629232] [2024-05-06 16:19:24,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53629232] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:24,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885058684] [2024-05-06 16:19:24,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:24,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:24,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:24,273 INFO L229 MonitoredProcess]: Starting monitored process 180 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:24,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (180)] Waiting until timeout for monitored process [2024-05-06 16:19:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:25,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:19:25,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 450 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:26,152 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:27,019 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 292 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:27,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885058684] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:27,019 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:27,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:19:27,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924939020] [2024-05-06 16:19:27,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:27,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:19:27,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:27,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:19:27,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:19:27,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:27,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:27,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 17.282608695652176) internal successors, (795), 46 states have internal predecessors, (795), 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) [2024-05-06 16:19:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:27,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 16:19:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:19:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 16:19:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:27,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:19:29,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (180)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:30,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 180 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable201 [2024-05-06 16:19:30,011 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:30,011 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:30,011 INFO L85 PathProgramCache]: Analyzing trace with hash -804006096, now seen corresponding path program 1 times [2024-05-06 16:19:30,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:30,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730273985] [2024-05-06 16:19:30,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:30,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 420 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:30,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:30,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730273985] [2024-05-06 16:19:30,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730273985] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:30,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064991551] [2024-05-06 16:19:30,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:30,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:30,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:30,492 INFO L229 MonitoredProcess]: Starting monitored process 181 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:30,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (181)] Waiting until timeout for monitored process [2024-05-06 16:19:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:31,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:19:31,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:32,128 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 450 proven. 184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:32,128 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:32,782 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 330 proven. 304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:32,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064991551] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:32,782 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:32,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 42 [2024-05-06 16:19:32,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142530393] [2024-05-06 16:19:32,783 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:32,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 16:19:32,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:32,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 16:19:32,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=1458, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 16:19:32,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:32,784 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:32,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 19.785714285714285) internal successors, (831), 42 states have internal predecessors, (831), 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) [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:19:32,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:34,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:34,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:34,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:34,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:34,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:34,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:34,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:19:34,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:19:34,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (181)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:34,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 181 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable202 [2024-05-06 16:19:34,746 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:34,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:34,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1429277136, now seen corresponding path program 1 times [2024-05-06 16:19:34,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:34,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125721991] [2024-05-06 16:19:34,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:34,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:35,231 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 420 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:35,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:35,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125721991] [2024-05-06 16:19:35,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125721991] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:35,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620751749] [2024-05-06 16:19:35,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:35,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:35,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:35,233 INFO L229 MonitoredProcess]: Starting monitored process 182 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:35,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (182)] Waiting until timeout for monitored process [2024-05-06 16:19:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:36,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-06 16:19:36,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:36,738 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:37,175 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 450 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:37,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620751749] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:37,175 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:37,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 36 [2024-05-06 16:19:37,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735046203] [2024-05-06 16:19:37,175 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:37,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-06 16:19:37,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:37,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-06 16:19:37,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1076, Unknown=0, NotChecked=0, Total=1260 [2024-05-06 16:19:37,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:37,177 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:37,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 23.916666666666668) internal successors, (861), 36 states have internal predecessors, (861), 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) [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:37,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:37,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:37,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-05-06 16:19:37,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:19:37,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:38,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:38,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:38,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:38,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:38,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:19:38,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (182)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:39,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 182 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable203 [2024-05-06 16:19:39,141 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:39,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:39,141 INFO L85 PathProgramCache]: Analyzing trace with hash 2145639893, now seen corresponding path program 1 times [2024-05-06 16:19:39,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:39,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432336890] [2024-05-06 16:19:39,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:39,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:40,016 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 585 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:40,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:40,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432336890] [2024-05-06 16:19:40,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432336890] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:40,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767752080] [2024-05-06 16:19:40,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:40,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:40,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:40,018 INFO L229 MonitoredProcess]: Starting monitored process 183 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:40,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (183)] Waiting until timeout for monitored process [2024-05-06 16:19:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:41,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 43 conjunts are in the unsatisfiable core [2024-05-06 16:19:41,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:42,800 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 686 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:42,801 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:44,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767752080] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:44,596 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:44,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 31, 31] total 83 [2024-05-06 16:19:44,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153766153] [2024-05-06 16:19:44,596 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:44,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-05-06 16:19:44,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:44,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-05-06 16:19:44,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1102, Invalid=5704, Unknown=0, NotChecked=0, Total=6806 [2024-05-06 16:19:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:44,598 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:44,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 15.927710843373495) internal successors, (1322), 83 states have internal predecessors, (1322), 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) [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:44,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:44,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:19:44,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:44,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:44,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:44,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:44,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:44,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:19:44,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:50,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:19:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:19:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:19:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:19:50,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (183)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:50,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204,183 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:50,562 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:50,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:50,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1461760495, now seen corresponding path program 1 times [2024-05-06 16:19:50,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:50,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743686818] [2024-05-06 16:19:50,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:50,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 651 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:51,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:51,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743686818] [2024-05-06 16:19:51,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743686818] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:51,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276292270] [2024-05-06 16:19:51,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:51,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:51,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:51,410 INFO L229 MonitoredProcess]: Starting monitored process 184 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:51,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (184)] Waiting until timeout for monitored process [2024-05-06 16:19:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:52,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-06 16:19:52,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:19:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 686 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:53,616 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:19:54,725 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 565 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:54,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276292270] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:19:54,725 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:19:54,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:19:54,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250281044] [2024-05-06 16:19:54,726 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:19:54,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:19:54,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:19:54,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:19:54,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=2353, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:19:54,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:54,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:19:54,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 17.5) internal successors, (945), 54 states have internal predecessors, (945), 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) [2024-05-06 16:19:54,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:54,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:54,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:19:54,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:19:57,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:19:57,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:19:57,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:19:57,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:19:57,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:19:57,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (184)] Forceful destruction successful, exit code 0 [2024-05-06 16:19:58,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205,184 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:58,023 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:19:58,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:19:58,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1261436207, now seen corresponding path program 1 times [2024-05-06 16:19:58,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:19:58,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794815430] [2024-05-06 16:19:58,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:58,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:19:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:19:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 651 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:19:58,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:19:58,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794815430] [2024-05-06 16:19:58,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794815430] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:19:58,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794049220] [2024-05-06 16:19:58,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:19:58,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:19:58,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:19:58,757 INFO L229 MonitoredProcess]: Starting monitored process 185 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:19:58,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (185)] Waiting until timeout for monitored process [2024-05-06 16:20:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:00,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 16:20:00,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:20:00,926 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 686 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:00,926 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:20:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 438 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:02,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794049220] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:20:02,067 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:20:02,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:20:02,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546301718] [2024-05-06 16:20:02,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:20:02,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:20:02,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:20:02,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:20:02,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=387, Invalid=2063, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:20:02,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:02,069 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:20:02,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 19.62) internal successors, (981), 50 states have internal predecessors, (981), 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) [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:02,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:02,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:20:02,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:02,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:05,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:20:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:20:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:20:05,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (185)] Forceful destruction successful, exit code 0 [2024-05-06 16:20:05,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 185 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable206 [2024-05-06 16:20:05,279 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:20:05,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:20:05,279 INFO L85 PathProgramCache]: Analyzing trace with hash -2138705999, now seen corresponding path program 1 times [2024-05-06 16:20:05,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:20:05,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619974869] [2024-05-06 16:20:05,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:05,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:20:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:05,968 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 651 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:05,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:20:05,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619974869] [2024-05-06 16:20:05,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619974869] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:20:05,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554447100] [2024-05-06 16:20:05,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:05,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:05,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:20:05,970 INFO L229 MonitoredProcess]: Starting monitored process 186 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:20:05,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (186)] Waiting until timeout for monitored process [2024-05-06 16:20:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:07,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 16:20:07,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:20:07,949 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 686 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:07,950 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:20:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 935 backedges. 539 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:08,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [554447100] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:20:08,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:20:08,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 46 [2024-05-06 16:20:08,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409941705] [2024-05-06 16:20:08,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:20:08,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-05-06 16:20:08,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:20:08,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-05-06 16:20:08,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=1758, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 16:20:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:08,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:20:08,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 22.108695652173914) internal successors, (1017), 46 states have internal predecessors, (1017), 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) [2024-05-06 16:20:08,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:08,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:08,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:20:08,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:10,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:20:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:20:10,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (186)] Forceful destruction successful, exit code 0 [2024-05-06 16:20:11,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207,186 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:11,113 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:20:11,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:20:11,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1339805583, now seen corresponding path program 1 times [2024-05-06 16:20:11,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:20:11,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489532776] [2024-05-06 16:20:11,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:11,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:20:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 651 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:11,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:20:11,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489532776] [2024-05-06 16:20:11,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489532776] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:20:11,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1519284501] [2024-05-06 16:20:11,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:11,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:11,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:20:11,738 INFO L229 MonitoredProcess]: Starting monitored process 187 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:20:11,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (187)] Waiting until timeout for monitored process [2024-05-06 16:20:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:13,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 16:20:13,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:20:13,473 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:13,473 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:20:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 686 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:14,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1519284501] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:20:14,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:20:14,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 40 [2024-05-06 16:20:14,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504736253] [2024-05-06 16:20:14,142 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:20:14,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-05-06 16:20:14,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:20:14,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-05-06 16:20:14,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1336, Unknown=0, NotChecked=0, Total=1560 [2024-05-06 16:20:14,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:14,144 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:20:14,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 26.175) internal successors, (1047), 40 states have internal predecessors, (1047), 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) [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-06 16:20:14,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:17,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:17,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:17,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (187)] Forceful destruction successful, exit code 0 [2024-05-06 16:20:17,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 187 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable208 [2024-05-06 16:20:17,605 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:20:17,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:20:17,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1770014007, now seen corresponding path program 1 times [2024-05-06 16:20:17,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:20:17,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715666439] [2024-05-06 16:20:17,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:17,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:20:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:18,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 952 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:18,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:20:18,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715666439] [2024-05-06 16:20:18,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715666439] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:20:18,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [775278409] [2024-05-06 16:20:18,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:18,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:18,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:20:18,632 INFO L229 MonitoredProcess]: Starting monitored process 188 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:20:18,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (188)] Waiting until timeout for monitored process [2024-05-06 16:20:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:19,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-06 16:20:19,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:20:20,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 992 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:20,884 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:20:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 742 proven. 431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:22,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [775278409] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:20:22,371 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:20:22,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 58 [2024-05-06 16:20:22,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633460686] [2024-05-06 16:20:22,371 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:20:22,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-05-06 16:20:22,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:20:22,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-05-06 16:20:22,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=560, Invalid=2746, Unknown=0, NotChecked=0, Total=3306 [2024-05-06 16:20:22,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:22,373 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:20:22,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 19.810344827586206) internal successors, (1149), 58 states have internal predecessors, (1149), 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) [2024-05-06 16:20:22,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:22,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:22,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:22,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:22,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:22,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:22,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:26,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:20:26,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (188)] Forceful destruction successful, exit code 0 [2024-05-06 16:20:27,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209,188 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:27,086 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:20:27,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:20:27,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1689020567, now seen corresponding path program 1 times [2024-05-06 16:20:27,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:20:27,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571131210] [2024-05-06 16:20:27,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:27,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:20:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 952 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:28,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:20:28,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571131210] [2024-05-06 16:20:28,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571131210] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:20:28,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338274337] [2024-05-06 16:20:28,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:28,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:28,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:20:28,049 INFO L229 MonitoredProcess]: Starting monitored process 189 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:20:28,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (189)] Waiting until timeout for monitored process [2024-05-06 16:20:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:29,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-06 16:20:29,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:20:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 992 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:30,035 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:20:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 652 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:31,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338274337] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:20:31,041 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:20:31,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-06 16:20:31,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466261979] [2024-05-06 16:20:31,042 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:20:31,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-06 16:20:31,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:20:31,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-06 16:20:31,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=442, Invalid=2420, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 16:20:31,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:31,043 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:20:31,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 21.944444444444443) internal successors, (1185), 54 states have internal predecessors, (1185), 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) [2024-05-06 16:20:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:31,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:20:31,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:34,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:34,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:34,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:20:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:20:34,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (189)] Forceful destruction successful, exit code 0 [2024-05-06 16:20:35,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 189 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable210 [2024-05-06 16:20:35,036 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:20:35,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:20:35,037 INFO L85 PathProgramCache]: Analyzing trace with hash 884256631, now seen corresponding path program 1 times [2024-05-06 16:20:35,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:20:35,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25710177] [2024-05-06 16:20:35,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:35,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:20:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 952 proven. 363 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:35,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:20:35,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25710177] [2024-05-06 16:20:35,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25710177] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:20:35,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545628964] [2024-05-06 16:20:35,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:35,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:35,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:20:35,918 INFO L229 MonitoredProcess]: Starting monitored process 190 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:20:35,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (190)] Waiting until timeout for monitored process [2024-05-06 16:20:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:37,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 16:20:37,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:20:37,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 992 proven. 323 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:37,952 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:20:39,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1315 backedges. 818 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:39,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1545628964] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:20:39,014 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:20:39,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2024-05-06 16:20:39,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667502651] [2024-05-06 16:20:39,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:20:39,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-05-06 16:20:39,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:20:39,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-05-06 16:20:39,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=364, Invalid=2086, Unknown=0, NotChecked=0, Total=2450 [2024-05-06 16:20:39,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:39,016 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:20:39,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 24.42) internal successors, (1221), 50 states have internal predecessors, (1221), 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) [2024-05-06 16:20:39,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:39,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:39,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:39,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:39,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:20:39,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:42,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:20:42,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:20:42,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:20:42,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (190)] Forceful destruction successful, exit code 0 [2024-05-06 16:20:42,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 190 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable211 [2024-05-06 16:20:42,219 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:20:42,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:20:42,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1598611945, now seen corresponding path program 1 times [2024-05-06 16:20:42,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:20:42,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143663481] [2024-05-06 16:20:42,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:42,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:20:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:42,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 952 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:42,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:20:42,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143663481] [2024-05-06 16:20:42,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143663481] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:20:42,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [225632342] [2024-05-06 16:20:42,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:42,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:42,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:20:42,937 INFO L229 MonitoredProcess]: Starting monitored process 191 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:20:42,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (191)] Waiting until timeout for monitored process [2024-05-06 16:20:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:43,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 16:20:43,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 16:20:44,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 992 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:44,485 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 16:20:45,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 992 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:45,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [225632342] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 16:20:45,312 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 16:20:45,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 44 [2024-05-06 16:20:45,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33955199] [2024-05-06 16:20:45,312 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 16:20:45,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-06 16:20:45,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:20:45,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-06 16:20:45,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1624, Unknown=0, NotChecked=0, Total=1892 [2024-05-06 16:20:45,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:45,314 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:20:45,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 28.431818181818183) internal successors, (1251), 44 states have internal predecessors, (1251), 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) [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:45,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-05-06 16:20:45,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:49,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:20:49,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:20:49,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-05-06 16:20:49,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-05-06 16:20:49,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 16:20:49,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-06 16:20:49,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 16:20:49,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (191)] Ended with exit code 0 [2024-05-06 16:20:49,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 191 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable212 [2024-05-06 16:20:49,281 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-05-06 16:20:49,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:20:49,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1579640286, now seen corresponding path program 1 times [2024-05-06 16:20:49,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:20:49,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042157769] [2024-05-06 16:20:49,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:49,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:20:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 1260 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:20:50,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:20:50,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042157769] [2024-05-06 16:20:50,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042157769] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 16:20:50,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [390867097] [2024-05-06 16:20:50,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:20:50,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 16:20:50,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:20:50,621 INFO L229 MonitoredProcess]: Starting monitored process 192 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 16:20:50,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (192)] Waiting until timeout for monitored process [2024-05-06 16:20:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:20:51,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 51 conjunts are in the unsatisfiable core [2024-05-06 16:20:51,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2024-05-06 16:20:53,215 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 14 remaining) [2024-05-06 16:20:53,224 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (76)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,224 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,224 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (101)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (39)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (55)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (167)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-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 [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (131)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,225 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (26)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (192)] Forceful destruction successful, exit code 0 [2024-05-06 16:20:53,229 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (192)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 16:20:53,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 192 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable213 [2024-05-06 16:20:53,426 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 650 with TraceHistMax 10,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 55 known predicates. [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 14 remaining) [2024-05-06 16:20:53,426 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 14 remaining) [2024-05-06 16:20:53,427 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:20:53,430 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 12 thread instances [2024-05-06 16:20:53,430 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 16:20:53,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 04:20:53 BasicIcfg [2024-05-06 16:20:53,435 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 16:20:53,436 INFO L158 Benchmark]: Toolchain (without parser) took 850373.46ms. Allocated memory was 232.8MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 159.9MB in the beginning and 709.4MB in the end (delta: -549.5MB). Peak memory consumption was 980.3MB. Max. memory is 8.0GB. [2024-05-06 16:20:53,436 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 232.8MB. Free memory is still 199.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 16:20:53,436 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.13ms. Allocated memory is still 232.8MB. Free memory was 159.6MB in the beginning and 197.8MB in the end (delta: -38.2MB). Peak memory consumption was 35.3MB. Max. memory is 8.0GB. [2024-05-06 16:20:53,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.72ms. Allocated memory is still 232.8MB. Free memory was 197.8MB in the beginning and 195.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 16:20:53,436 INFO L158 Benchmark]: Boogie Preprocessor took 21.11ms. Allocated memory is still 232.8MB. Free memory was 195.3MB in the beginning and 193.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 16:20:53,436 INFO L158 Benchmark]: RCFGBuilder took 347.16ms. Allocated memory is still 232.8MB. Free memory was 193.7MB in the beginning and 178.0MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2024-05-06 16:20:53,437 INFO L158 Benchmark]: TraceAbstraction took 849454.27ms. Allocated memory was 232.8MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 176.9MB in the beginning and 709.4MB in the end (delta: -532.4MB). Peak memory consumption was 997.4MB. Max. memory is 8.0GB. [2024-05-06 16:20:53,438 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 232.8MB. Free memory is still 199.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 478.13ms. Allocated memory is still 232.8MB. Free memory was 159.6MB in the beginning and 197.8MB in the end (delta: -38.2MB). Peak memory consumption was 35.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.72ms. Allocated memory is still 232.8MB. Free memory was 197.8MB in the beginning and 195.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.11ms. Allocated memory is still 232.8MB. Free memory was 195.3MB in the beginning and 193.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 347.16ms. Allocated memory is still 232.8MB. Free memory was 193.7MB in the beginning and 178.0MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 849454.27ms. Allocated memory was 232.8MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 176.9MB in the beginning and 709.4MB in the end (delta: -532.4MB). Peak memory consumption was 997.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 290, independent: 242, independent conditional: 154, independent unconditional: 88, dependent: 48, dependent conditional: 48, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 242, independent: 242, independent conditional: 154, independent unconditional: 88, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 242, independent conditional: 154, independent unconditional: 88, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 242, independent: 242, independent conditional: 154, independent unconditional: 88, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 242, independent conditional: 29, independent unconditional: 213, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 242, independent conditional: 15, independent unconditional: 227, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 242, independent conditional: 15, independent unconditional: 227, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 84, independent: 84, independent conditional: 2, independent unconditional: 82, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 84, independent: 84, independent conditional: 0, independent unconditional: 84, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 158, independent conditional: 13, independent unconditional: 145, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 84, unknown conditional: 2, unknown unconditional: 82] , Statistics on independence cache: Total cache size (in pairs): 84, Positive cache size: 84, Positive conditional cache size: 2, Positive unconditional cache size: 82, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242, independent: 242, independent conditional: 29, independent unconditional: 213, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242, independent: 242, independent conditional: 15, independent unconditional: 227, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242, independent: 242, independent conditional: 15, independent unconditional: 227, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 84, independent: 84, independent conditional: 2, independent unconditional: 82, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 84, independent: 84, independent conditional: 0, independent unconditional: 84, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242, independent: 158, independent conditional: 13, independent unconditional: 145, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 84, unknown conditional: 2, unknown unconditional: 82] , Statistics on independence cache: Total cache size (in pairs): 84, Positive cache size: 84, Positive conditional cache size: 2, Positive unconditional cache size: 82, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14 ], Independence queries for same thread: 48 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1778, independent: 1598, independent conditional: 1383, independent unconditional: 215, dependent: 180, dependent conditional: 180, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 1383, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 1383, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 1383, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 505, independent unconditional: 1093, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 399, independent unconditional: 1199, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 399, independent unconditional: 1199, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 271, independent: 271, independent conditional: 41, independent unconditional: 230, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 271, independent: 271, independent conditional: 0, independent unconditional: 271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1598, independent: 1327, independent conditional: 358, independent unconditional: 969, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 271, unknown conditional: 41, unknown unconditional: 230] , Statistics on independence cache: Total cache size (in pairs): 271, Positive cache size: 271, Positive conditional cache size: 41, Positive unconditional cache size: 230, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 106, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 505, independent unconditional: 1093, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 399, independent unconditional: 1199, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1598, independent: 1598, independent conditional: 399, independent unconditional: 1199, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 271, independent: 271, independent conditional: 41, independent unconditional: 230, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 271, independent: 271, independent conditional: 0, independent unconditional: 271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1598, independent: 1327, independent conditional: 358, independent unconditional: 969, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 271, unknown conditional: 41, unknown unconditional: 230] , Statistics on independence cache: Total cache size (in pairs): 271, Positive cache size: 271, Positive conditional cache size: 41, Positive unconditional cache size: 230, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 106 ], Independence queries for same thread: 180 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5658, independent: 5220, independent conditional: 5005, independent unconditional: 215, dependent: 438, dependent conditional: 438, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 5005, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 5005, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 5005, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 2016, independent unconditional: 3204, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 1754, independent unconditional: 3466, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 1754, independent unconditional: 3466, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 633, independent: 633, independent conditional: 174, independent unconditional: 459, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 633, independent: 633, independent conditional: 0, independent unconditional: 633, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5220, independent: 4587, independent conditional: 1580, independent unconditional: 3007, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 633, unknown conditional: 174, unknown unconditional: 459] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 633, Positive conditional cache size: 174, Positive unconditional cache size: 459, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 262, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 2016, independent unconditional: 3204, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 1754, independent unconditional: 3466, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5220, independent: 5220, independent conditional: 1754, independent unconditional: 3466, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 633, independent: 633, independent conditional: 174, independent unconditional: 459, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 633, independent: 633, independent conditional: 0, independent unconditional: 633, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5220, independent: 4587, independent conditional: 1580, independent unconditional: 3007, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 633, unknown conditional: 174, unknown unconditional: 459] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 633, Positive conditional cache size: 174, Positive unconditional cache size: 459, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 262 ], Independence queries for same thread: 438 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23599, independent: 22162, independent conditional: 21947, independent unconditional: 215, dependent: 1437, dependent conditional: 1437, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 21947, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 21947, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 21947, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 9038, independent unconditional: 13124, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 8389, independent unconditional: 13773, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 8389, independent unconditional: 13773, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1188, independent: 1188, independent conditional: 388, independent unconditional: 800, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1188, independent: 1188, independent conditional: 0, independent unconditional: 1188, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 22162, independent: 20974, independent conditional: 8001, independent unconditional: 12973, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1188, unknown conditional: 388, unknown unconditional: 800] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1188, Positive conditional cache size: 388, Positive unconditional cache size: 800, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 649, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 9038, independent unconditional: 13124, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 8389, independent unconditional: 13773, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22162, independent: 22162, independent conditional: 8389, independent unconditional: 13773, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1188, independent: 1188, independent conditional: 388, independent unconditional: 800, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1188, independent: 1188, independent conditional: 0, independent unconditional: 1188, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 22162, independent: 20974, independent conditional: 8001, independent unconditional: 12973, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1188, unknown conditional: 388, unknown unconditional: 800] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1188, Positive conditional cache size: 388, Positive unconditional cache size: 800, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 649 ], Independence queries for same thread: 1437 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 53930, independent: 51151, independent conditional: 50936, independent unconditional: 215, dependent: 2779, dependent conditional: 2779, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 50936, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 50936, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 50936, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 20767, independent unconditional: 30384, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 19696, independent unconditional: 31455, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 19696, independent unconditional: 31455, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1914, independent: 1914, independent conditional: 658, independent unconditional: 1256, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1914, independent: 1914, independent conditional: 0, independent unconditional: 1914, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 51151, independent: 49237, independent conditional: 19038, independent unconditional: 30199, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1914, unknown conditional: 658, unknown unconditional: 1256] , Statistics on independence cache: Total cache size (in pairs): 1914, Positive cache size: 1914, Positive conditional cache size: 658, Positive unconditional cache size: 1256, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1071, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 20767, independent unconditional: 30384, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 19696, independent unconditional: 31455, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 51151, independent: 51151, independent conditional: 19696, independent unconditional: 31455, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1914, independent: 1914, independent conditional: 658, independent unconditional: 1256, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1914, independent: 1914, independent conditional: 0, independent unconditional: 1914, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 51151, independent: 49237, independent conditional: 19038, independent unconditional: 30199, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1914, unknown conditional: 658, unknown unconditional: 1256] , Statistics on independence cache: Total cache size (in pairs): 1914, Positive cache size: 1914, Positive conditional cache size: 658, Positive unconditional cache size: 1256, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1071 ], Independence queries for same thread: 2779 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 146493, independent: 140076, independent conditional: 139861, independent unconditional: 215, dependent: 6417, dependent conditional: 6417, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 139861, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 139861, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 139861, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 56592, independent unconditional: 83484, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 54713, independent unconditional: 85363, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 54713, independent unconditional: 85363, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2759, independent: 2759, independent conditional: 993, independent unconditional: 1766, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2759, independent: 2759, independent conditional: 0, independent unconditional: 2759, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 140076, independent: 137317, independent conditional: 53720, independent unconditional: 83597, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2759, unknown conditional: 993, unknown unconditional: 1766] , Statistics on independence cache: Total cache size (in pairs): 2759, Positive cache size: 2759, Positive conditional cache size: 993, Positive unconditional cache size: 1766, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1879, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 56592, independent unconditional: 83484, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 54713, independent unconditional: 85363, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 140076, independent: 140076, independent conditional: 54713, independent unconditional: 85363, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2759, independent: 2759, independent conditional: 993, independent unconditional: 1766, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2759, independent: 2759, independent conditional: 0, independent unconditional: 2759, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 140076, independent: 137317, independent conditional: 53720, independent unconditional: 83597, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2759, unknown conditional: 993, unknown unconditional: 1766] , Statistics on independence cache: Total cache size (in pairs): 2759, Positive cache size: 2759, Positive conditional cache size: 993, Positive unconditional cache size: 1766, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1879 ], Independence queries for same thread: 6417 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 279220, independent: 268362, independent conditional: 268147, independent unconditional: 215, dependent: 10858, dependent conditional: 10858, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 268147, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 268147, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 268147, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 107764, independent unconditional: 160598, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 105022, independent unconditional: 163340, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 105022, independent unconditional: 163340, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3991, independent: 3991, independent conditional: 1407, independent unconditional: 2584, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3991, independent: 3991, independent conditional: 0, independent unconditional: 3991, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 268362, independent: 264371, independent conditional: 103615, independent unconditional: 160756, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3991, unknown conditional: 1407, unknown unconditional: 2584] , Statistics on independence cache: Total cache size (in pairs): 3991, Positive cache size: 3991, Positive conditional cache size: 1407, Positive unconditional cache size: 2584, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2742, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 107764, independent unconditional: 160598, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 105022, independent unconditional: 163340, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 268362, independent: 268362, independent conditional: 105022, independent unconditional: 163340, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3991, independent: 3991, independent conditional: 1407, independent unconditional: 2584, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3991, independent: 3991, independent conditional: 0, independent unconditional: 3991, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 268362, independent: 264371, independent conditional: 103615, independent unconditional: 160756, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3991, unknown conditional: 1407, unknown unconditional: 2584] , Statistics on independence cache: Total cache size (in pairs): 3991, Positive cache size: 3991, Positive conditional cache size: 1407, Positive unconditional cache size: 2584, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2742 ], Independence queries for same thread: 10858 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 598632, independent: 578075, independent conditional: 577860, independent unconditional: 215, dependent: 20557, dependent conditional: 20557, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 577860, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 577860, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 577860, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 230942, independent unconditional: 347133, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 226763, independent unconditional: 351312, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 226763, independent unconditional: 351312, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5083, independent: 5083, independent conditional: 2040, independent unconditional: 3043, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5083, independent: 5083, independent conditional: 0, independent unconditional: 5083, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 578075, independent: 572992, independent conditional: 224723, independent unconditional: 348269, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 5083, unknown conditional: 2040, unknown unconditional: 3043] , Statistics on independence cache: Total cache size (in pairs): 5083, Positive cache size: 5083, Positive conditional cache size: 2040, Positive unconditional cache size: 3043, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4179, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 230942, independent unconditional: 347133, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 226763, independent unconditional: 351312, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 578075, independent: 578075, independent conditional: 226763, independent unconditional: 351312, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5083, independent: 5083, independent conditional: 2040, independent unconditional: 3043, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5083, independent: 5083, independent conditional: 0, independent unconditional: 5083, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 578075, independent: 572992, independent conditional: 224723, independent unconditional: 348269, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 5083, unknown conditional: 2040, unknown unconditional: 3043] , Statistics on independence cache: Total cache size (in pairs): 5083, Positive cache size: 5083, Positive conditional cache size: 2040, Positive unconditional cache size: 3043, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4179 ], Independence queries for same thread: 20557 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1018174, independent: 986349, independent conditional: 986134, independent unconditional: 215, dependent: 31825, dependent conditional: 31825, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 986134, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 986134, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 986134, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 392619, independent unconditional: 593730, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 386928, independent unconditional: 599421, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 386928, independent unconditional: 599421, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6450, independent: 6450, independent conditional: 2576, independent unconditional: 3874, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6450, independent: 6450, independent conditional: 0, independent unconditional: 6450, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 986349, independent: 979899, independent conditional: 384352, independent unconditional: 595547, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 6450, unknown conditional: 2576, unknown unconditional: 3874] , Statistics on independence cache: Total cache size (in pairs): 6450, Positive cache size: 6450, Positive conditional cache size: 2576, Positive unconditional cache size: 3874, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5691, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 392619, independent unconditional: 593730, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 386928, independent unconditional: 599421, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 986349, independent: 986349, independent conditional: 386928, independent unconditional: 599421, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6450, independent: 6450, independent conditional: 2576, independent unconditional: 3874, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6450, independent: 6450, independent conditional: 0, independent unconditional: 6450, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 986349, independent: 979899, independent conditional: 384352, independent unconditional: 595547, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 6450, unknown conditional: 2576, unknown unconditional: 3874] , Statistics on independence cache: Total cache size (in pairs): 6450, Positive cache size: 6450, Positive conditional cache size: 2576, Positive unconditional cache size: 3874, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5691 ], Independence queries for same thread: 31825 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1724426, independent: 1675047, independent conditional: 1674832, independent unconditional: 215, dependent: 49379, dependent conditional: 49379, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 1674832, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 1674832, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 1674832, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 664646, independent unconditional: 1010401, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 656920, independent unconditional: 1018127, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 656920, independent unconditional: 1018127, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7516, independent: 7516, independent conditional: 3051, independent unconditional: 4465, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7516, independent: 7516, independent conditional: 0, independent unconditional: 7516, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1675047, independent: 1667531, independent conditional: 653869, independent unconditional: 1013662, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 7516, unknown conditional: 3051, unknown unconditional: 4465] , Statistics on independence cache: Total cache size (in pairs): 7516, Positive cache size: 7516, Positive conditional cache size: 3051, Positive unconditional cache size: 4465, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7726, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 664646, independent unconditional: 1010401, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 656920, independent unconditional: 1018127, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1675047, independent: 1675047, independent conditional: 656920, independent unconditional: 1018127, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7516, independent: 7516, independent conditional: 3051, independent unconditional: 4465, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7516, independent: 7516, independent conditional: 0, independent unconditional: 7516, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1675047, independent: 1667531, independent conditional: 653869, independent unconditional: 1013662, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 7516, unknown conditional: 3051, unknown unconditional: 4465] , Statistics on independence cache: Total cache size (in pairs): 7516, Positive cache size: 7516, Positive conditional cache size: 3051, Positive unconditional cache size: 4465, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7726 ], Independence queries for same thread: 49379 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2858893, independent: 2782912, independent conditional: 2782697, independent unconditional: 215, dependent: 75981, dependent conditional: 75981, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 2782697, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 2782697, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 2782697, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 1097803, independent unconditional: 1685109, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 1087371, independent unconditional: 1695541, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 1087371, independent unconditional: 1695541, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9185, independent: 9185, independent conditional: 3581, independent unconditional: 5604, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9185, independent: 9185, independent conditional: 0, independent unconditional: 9185, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2782912, independent: 2773727, independent conditional: 1083790, independent unconditional: 1689937, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 9185, unknown conditional: 3581, unknown unconditional: 5604] , Statistics on independence cache: Total cache size (in pairs): 9185, Positive cache size: 9185, Positive conditional cache size: 3581, Positive unconditional cache size: 5604, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10432, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 1097803, independent unconditional: 1685109, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 1087371, independent unconditional: 1695541, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2782912, independent: 2782912, independent conditional: 1087371, independent unconditional: 1695541, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9185, independent: 9185, independent conditional: 3581, independent unconditional: 5604, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9185, independent: 9185, independent conditional: 0, independent unconditional: 9185, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2782912, independent: 2773727, independent conditional: 1083790, independent unconditional: 1689937, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 9185, unknown conditional: 3581, unknown unconditional: 5604] , Statistics on independence cache: Total cache size (in pairs): 9185, Positive cache size: 9185, Positive conditional cache size: 3581, Positive unconditional cache size: 5604, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10432 ], Independence queries for same thread: 75981 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1028291, independent: 996265, independent conditional: 996050, independent unconditional: 215, dependent: 32026, dependent conditional: 32026, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 996050, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 996050, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 996050, independent unconditional: 215, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 396676, independent unconditional: 599589, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 390941, independent unconditional: 605324, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 390941, independent unconditional: 605324, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7026, independent: 7026, independent conditional: 2927, independent unconditional: 4099, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7026, independent: 7026, independent conditional: 0, independent unconditional: 7026, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 996265, independent: 989239, independent conditional: 388014, independent unconditional: 601225, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 7026, unknown conditional: 2927, unknown unconditional: 4099] , Statistics on independence cache: Total cache size (in pairs): 7026, Positive cache size: 7026, Positive conditional cache size: 2927, Positive unconditional cache size: 4099, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5735, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 396676, independent unconditional: 599589, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 390941, independent unconditional: 605324, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 996265, independent: 996265, independent conditional: 390941, independent unconditional: 605324, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7026, independent: 7026, independent conditional: 2927, independent unconditional: 4099, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7026, independent: 7026, independent conditional: 0, independent unconditional: 7026, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 996265, independent: 989239, independent conditional: 388014, independent unconditional: 601225, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 7026, unknown conditional: 2927, unknown unconditional: 4099] , Statistics on independence cache: Total cache size (in pairs): 7026, Positive cache size: 7026, Positive conditional cache size: 2927, Positive unconditional cache size: 4099, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5735 ], Independence queries for same thread: 32026 - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 650 with TraceHistMax 10,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 55 known predicates. - TimeoutResultAtElement [Line: 1046]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 650 with TraceHistMax 10,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 55 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 102 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, 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: 10, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 235 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 131 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, 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: 45, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 571 NumberOfCodeBlocks, 571 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 640 ConstructedInterpolants, 0 QuantifiedInterpolants, 3356 SizeOfPredicates, 16 NumberOfNonLiveVariables, 395 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 15/84 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, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 160 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.3s, 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: 70, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 903 NumberOfCodeBlocks, 903 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1063 ConstructedInterpolants, 0 QuantifiedInterpolants, 5171 SizeOfPredicates, 25 NumberOfNonLiveVariables, 690 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 83/255 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, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 6 procedures, 189 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 12.1s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 2064 NumberOfCodeBlocks, 2064 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2710 ConstructedInterpolants, 0 QuantifiedInterpolants, 16641 SizeOfPredicates, 60 NumberOfNonLiveVariables, 1815 ConjunctsInSsa, 108 ConjunctsInUnsatCore, 20 InterpolantComputations, 2 PerfectInterpolantSequences, 555/1275 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, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 5 thread instances CFG has 7 procedures, 218 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 16.7s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 6.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 231, 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, 0.4s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 3154 NumberOfCodeBlocks, 3154 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 4240 ConstructedInterpolants, 0 QuantifiedInterpolants, 24927 SizeOfPredicates, 86 NumberOfNonLiveVariables, 2825 ConjunctsInSsa, 148 ConjunctsInUnsatCore, 26 InterpolantComputations, 2 PerfectInterpolantSequences, 1361/2724 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, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 6 thread instances CFG has 8 procedures, 247 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 34.0s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 14.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 404, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 14.2s InterpolantComputationTime, 5751 NumberOfCodeBlocks, 5751 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 8011 ConstructedInterpolants, 0 QuantifiedInterpolants, 52528 SizeOfPredicates, 148 NumberOfNonLiveVariables, 5280 ConjunctsInSsa, 255 ConjunctsInUnsatCore, 38 InterpolantComputations, 2 PerfectInterpolantSequences, 4070/7173 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, ConditionalCommutativityCheckTime: 0.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 7 thread instances CFG has 9 procedures, 276 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 46.5s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 20.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 543, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 18.6s InterpolantComputationTime, 8271 NumberOfCodeBlocks, 8271 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 11656 ConstructedInterpolants, 0 QuantifiedInterpolants, 74419 SizeOfPredicates, 199 NumberOfNonLiveVariables, 7605 ConjunctsInSsa, 333 ConjunctsInUnsatCore, 47 InterpolantComputations, 2 PerfectInterpolantSequences, 7752/12771 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, ConditionalCommutativityCheckTime: 0.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 8 thread instances CFG has 10 procedures, 305 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 77.2s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 35.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 823, 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: 0.5s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 30.0s InterpolantComputationTime, 13192 NumberOfCodeBlocks, 13192 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 18883 ConstructedInterpolants, 0 QuantifiedInterpolants, 128417 SizeOfPredicates, 296 NumberOfNonLiveVariables, 12170 ConjunctsInSsa, 496 ConjunctsInUnsatCore, 62 InterpolantComputations, 2 PerfectInterpolantSequences, 16599/25662 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, ConditionalCommutativityCheckTime: 0.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 9 thread instances CFG has 11 procedures, 334 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 109.0s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 51.7s, 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: 1058, 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: 0.7s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 39.5s InterpolantComputationTime, 18030 NumberOfCodeBlocks, 18030 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 25975 ConstructedInterpolants, 0 QuantifiedInterpolants, 173531 SizeOfPredicates, 380 NumberOfNonLiveVariables, 16590 ConjunctsInSsa, 624 ConjunctsInUnsatCore, 74 InterpolantComputations, 2 PerfectInterpolantSequences, 27579/40908 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, ConditionalCommutativityCheckTime: 1.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 10 thread instances CFG has 12 procedures, 363 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 171.8s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 80.2s, 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: 1426, 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: 1.0s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 64.0s InterpolantComputationTime, 24910 NumberOfCodeBlocks, 24910 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 36127 ConstructedInterpolants, 0 QuantifiedInterpolants, 257491 SizeOfPredicates, 497 NumberOfNonLiveVariables, 22880 ConjunctsInSsa, 827 ConjunctsInUnsatCore, 89 InterpolantComputations, 2 PerfectInterpolantSequences, 45558/65238 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, ConditionalCommutativityCheckTime: 1.9s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 11 thread instances CFG has 13 procedures, 392 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 239.1s, OverallIterations: 38, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 114.0s, 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: 1788, 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: 1.5s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 82.5s InterpolantComputationTime, 34437 NumberOfCodeBlocks, 34437 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 49465 ConstructedInterpolants, 0 QuantifiedInterpolants, 342921 SizeOfPredicates, 621 NumberOfNonLiveVariables, 31563 ConjunctsInSsa, 1028 ConjunctsInUnsatCore, 106 InterpolantComputations, 3 PerfectInterpolantSequences, 74232/100840 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, ConditionalCommutativityCheckTime: 3.7s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 12 thread instances CFG has 14 procedures, 421 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 134.1s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 52.9s, 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: 1064, 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: 0.7s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 42.7s InterpolantComputationTime, 17403 NumberOfCodeBlocks, 17403 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 25975 ConstructedInterpolants, 0 QuantifiedInterpolants, 173531 SizeOfPredicates, 380 NumberOfNonLiveVariables, 16590 ConjunctsInSsa, 624 ConjunctsInUnsatCore, 74 InterpolantComputations, 2 PerfectInterpolantSequences, 27579/40908 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, ConditionalCommutativityCheckTime: 1.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown