/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 RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/01b_inc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 07:07:45,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 07:07:45,519 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 07:07:45,523 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 07:07:45,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 07:07:45,552 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 07:07:45,552 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 07:07:45,553 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 07:07:45,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 07:07:45,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 07:07:45,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 07:07:45,554 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 07:07:45,554 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 07:07:45,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 07:07:45,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 07:07:45,555 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 07:07:45,555 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 07:07:45,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 07:07:45,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 07:07:45,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 07:07:45,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 07:07:45,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 07:07:45,560 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 07:07:45,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 07:07:45,563 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 07:07:45,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 07:07:45,563 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 07:07:45,563 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 07:07:45,564 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 07:07:45,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 07:07:45,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 07:07:45,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 07:07:45,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 07:07:45,565 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 07:07:45,565 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 07:07:45,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 07:07:45,566 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 07:07:45,566 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 07:07:45,566 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 07:07:45,566 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-04-05 07:07:45,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 07:07:45,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 07:07:45,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 07:07:45,802 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 07:07:45,802 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 07:07:45,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/01b_inc.i [2024-04-05 07:07:46,938 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 07:07:47,138 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 07:07:47,138 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/01b_inc.i [2024-04-05 07:07:47,148 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/04c90e924/dc4a86966c57480aaab4b39787f194b5/FLAGacd073514 [2024-04-05 07:07:47,158 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/04c90e924/dc4a86966c57480aaab4b39787f194b5 [2024-04-05 07:07:47,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 07:07:47,161 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 07:07:47,162 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 07:07:47,162 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 07:07:47,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 07:07:47,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f63ed16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47, skipping insertion in model container [2024-04-05 07:07:47,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,213 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 07:07:47,479 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-ext/01b_inc.i[31005,31018] [2024-04-05 07:07:47,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 07:07:47,496 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 07:07:47,538 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-ext/01b_inc.i[31005,31018] [2024-04-05 07:07:47,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 07:07:47,565 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 07:07:47,565 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 07:07:47,571 INFO L206 MainTranslator]: Completed translation [2024-04-05 07:07:47,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47 WrapperNode [2024-04-05 07:07:47,571 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 07:07:47,572 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 07:07:47,572 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 07:07:47,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 07:07:47,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,607 INFO L138 Inliner]: procedures = 172, calls = 19, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 61 [2024-04-05 07:07:47,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 07:07:47,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 07:07:47,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 07:07:47,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 07:07:47,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 07:07:47,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 07:07:47,631 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 07:07:47,631 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 07:07:47,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (1/1) ... [2024-04-05 07:07:47,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 07:07:47,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:47,670 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) [2024-04-05 07:07:47,710 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 [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-04-05 07:07:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 07:07:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 07:07:47,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 07:07:47,747 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 07:07:47,840 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 07:07:47,842 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 07:07:47,974 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 07:07:48,014 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 07:07:48,015 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2024-04-05 07:07:48,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 07:07:48 BoogieIcfgContainer [2024-04-05 07:07:48,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 07:07:48,018 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 07:07:48,018 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 07:07:48,020 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 07:07:48,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 07:07:47" (1/3) ... [2024-04-05 07:07:48,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0eba16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 07:07:48, skipping insertion in model container [2024-04-05 07:07:48,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 07:07:47" (2/3) ... [2024-04-05 07:07:48,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0eba16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 07:07:48, skipping insertion in model container [2024-04-05 07:07:48,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 07:07:48" (3/3) ... [2024-04-05 07:07:48,022 INFO L112 eAbstractionObserver]: Analyzing ICFG 01b_inc.i [2024-04-05 07:07:48,028 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 07:07:48,035 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 07:07:48,035 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 07:07:48,035 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 07:07:48,075 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:07:48,103 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:07:48,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:07:48,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:48,120 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) [2024-04-05 07:07:48,122 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 [2024-04-05 07:07:48,146 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:07:48,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:48,156 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:07:48,163 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:07:48,164 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-05 07:07:48,196 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-04-05 07:07:48,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:48,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1673240835, now seen corresponding path program 1 times [2024-04-05 07:07:48,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:48,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639209341] [2024-04-05 07:07:48,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:48,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:48,558 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:48,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:48,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639209341] [2024-04-05 07:07:48,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639209341] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:48,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:48,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:07:48,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468510386] [2024-04-05 07:07:48,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:48,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:07:48,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:48,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:07:48,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:07:48,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:48,584 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:48,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:48,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:48,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:48,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 07:07:48,610 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-04-05 07:07:48,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:48,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1255822952, now seen corresponding path program 1 times [2024-04-05 07:07:48,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:48,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132264589] [2024-04-05 07:07:48,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:48,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:48,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:48,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132264589] [2024-04-05 07:07:48,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132264589] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:48,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:48,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:07:48,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356096601] [2024-04-05 07:07:48,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:48,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:48,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:48,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:48,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:07:48,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:48,806 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:48,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:48,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:48,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:48,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 07:07:48,858 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-04-05 07:07:48,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:48,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1407687212, now seen corresponding path program 1 times [2024-04-05 07:07:48,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:48,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946252853] [2024-04-05 07:07:48,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:48,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:07:48,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:07:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:07:48,926 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:07:48,927 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:07:48,927 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2024-04-05 07:07:48,929 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-04-05 07:07:48,929 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-04-05 07:07:48,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 07:07:48,937 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-04-05 07:07:48,938 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:07:48,938 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-04-05 07:07:48,959 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:07:48,963 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:07:48,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:07:48,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:48,966 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) [2024-04-05 07:07:48,969 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:07:48,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:48,970 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:07:48,970 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:07:48,970 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-05 07:07:48,980 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 [2024-04-05 07:07:48,980 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-04-05 07:07:48,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:48,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1579099142, now seen corresponding path program 1 times [2024-04-05 07:07:48,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:48,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127856290] [2024-04-05 07:07:48,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:48,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:49,128 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:07:49,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:49,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127856290] [2024-04-05 07:07:49,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127856290] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:49,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:49,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:07:49,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327312902] [2024-04-05 07:07:49,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:49,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:07:49,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:49,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:07:49,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:07:49,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:49,131 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:49,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:49,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:49,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:49,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-05 07:07:49,157 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-04-05 07:07:49,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:49,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1143538982, now seen corresponding path program 1 times [2024-04-05 07:07:49,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:49,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145141393] [2024-04-05 07:07:49,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:49,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:49,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:49,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145141393] [2024-04-05 07:07:49,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145141393] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:49,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:49,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:07:49,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329440068] [2024-04-05 07:07:49,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:49,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:49,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:49,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:49,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:07:49,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:49,310 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:49,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:49,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:49,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:49,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:49,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:49,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-05 07:07:49,367 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-04-05 07:07:49,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:49,367 INFO L85 PathProgramCache]: Analyzing trace with hash 2089739326, now seen corresponding path program 1 times [2024-04-05 07:07:49,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:49,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906304978] [2024-04-05 07:07:49,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:49,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:49,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:49,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906304978] [2024-04-05 07:07:49,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906304978] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:49,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866236984] [2024-04-05 07:07:49,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:49,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:49,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:49,508 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) [2024-04-05 07:07:49,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 07:07:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:49,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:07:49,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:49,644 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:49,645 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:49,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866236984] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:49,748 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:49,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:07:49,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815952720] [2024-04-05 07:07:49,748 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:49,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:07:49,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:49,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:07:49,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:07:49,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:49,750 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:49,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.466666666666667) internal successors, (97), 15 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:49,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:49,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:49,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:49,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-05 07:07:50,054 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 [2024-04-05 07:07:50,055 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-04-05 07:07:50,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:50,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1047827349, now seen corresponding path program 1 times [2024-04-05 07:07:50,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:50,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247329689] [2024-04-05 07:07:50,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:50,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:50,269 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:50,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:50,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247329689] [2024-04-05 07:07:50,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247329689] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:50,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246456378] [2024-04-05 07:07:50,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:50,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:50,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:50,287 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) [2024-04-05 07:07:50,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 07:07:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:50,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:07:50,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:50,444 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:50,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246456378] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:50,626 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:50,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:07:50,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014748654] [2024-04-05 07:07:50,626 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:50,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:07:50,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:50,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:07:50,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:07:50,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:50,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:50,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:50,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:50,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:50,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:50,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:50,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:50,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:50,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:50,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 07:07:50,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-04-05 07:07:50,981 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 [2024-04-05 07:07:50,982 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-04-05 07:07:50,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:50,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1407908222, now seen corresponding path program 1 times [2024-04-05 07:07:50,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:50,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025106586] [2024-04-05 07:07:50,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:50,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:07:51,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:07:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:07:51,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:07:51,031 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:07:51,031 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-04-05 07:07:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2024-04-05 07:07:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2024-04-05 07:07:51,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2024-04-05 07:07:51,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-05 07:07:51,045 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-04-05 07:07:51,045 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:07:51,045 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-04-05 07:07:51,056 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:07:51,057 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:07:51,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:07:51,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:51,077 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) [2024-04-05 07:07:51,083 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:07:51,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:51,083 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:07:51,084 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:07:51,084 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-05 07:07:51,091 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-04-05 07:07:51,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:51,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1143094974, now seen corresponding path program 1 times [2024-04-05 07:07:51,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:51,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885703491] [2024-04-05 07:07:51,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:51,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:51,097 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 [2024-04-05 07:07:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:51,167 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:07:51,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:51,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885703491] [2024-04-05 07:07:51,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885703491] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:51,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:51,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:07:51,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740391547] [2024-04-05 07:07:51,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:51,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:07:51,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:51,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:07:51,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:07:51,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:51,169 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:51,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:51,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:51,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:51,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-05 07:07:51,180 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-04-05 07:07:51,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:51,181 INFO L85 PathProgramCache]: Analyzing trace with hash -374529996, now seen corresponding path program 1 times [2024-04-05 07:07:51,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:51,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241635295] [2024-04-05 07:07:51,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:51,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:51,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:51,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:51,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241635295] [2024-04-05 07:07:51,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241635295] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:51,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:51,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:07:51,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268628910] [2024-04-05 07:07:51,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:51,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:51,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:51,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:51,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:07:51,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:51,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:51,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:51,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:51,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:51,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-04-05 07:07:51,282 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-04-05 07:07:51,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:51,283 INFO L85 PathProgramCache]: Analyzing trace with hash -102733536, now seen corresponding path program 1 times [2024-04-05 07:07:51,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:51,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372888831] [2024-04-05 07:07:51,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:51,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:51,394 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:07:51,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:51,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372888831] [2024-04-05 07:07:51,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372888831] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:51,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124193912] [2024-04-05 07:07:51,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:51,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:51,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:51,411 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) [2024-04-05 07:07:51,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 07:07:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:51,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:07:51,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:51,530 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:07:51,530 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:51,614 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:07:51,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124193912] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:51,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:51,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:07:51,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952337714] [2024-04-05 07:07:51,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:51,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:07:51,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:51,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:07:51,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:07:51,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:51,617 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:51,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.0) internal successors, (105), 15 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:51,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:51,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:51,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:51,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:51,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:51,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:51,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:51,922 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 [2024-04-05 07:07:51,922 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-04-05 07:07:51,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:51,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1259230863, now seen corresponding path program 1 times [2024-04-05 07:07:51,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:51,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020135474] [2024-04-05 07:07:51,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:51,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:52,013 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:52,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:52,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020135474] [2024-04-05 07:07:52,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020135474] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:52,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1935858842] [2024-04-05 07:07:52,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:52,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:52,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:52,015 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) [2024-04-05 07:07:52,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-05 07:07:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:52,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:07:52,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:52,156 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:52,157 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:52,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:52,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1935858842] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:52,316 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:52,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:07:52,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65862682] [2024-04-05 07:07:52,318 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:52,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:07:52,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:52,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:07:52,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:07:52,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:52,319 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:52,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:52,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:52,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:52,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:52,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:52,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:52,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:52,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:52,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:07:52,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:52,762 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 [2024-04-05 07:07:52,762 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-04-05 07:07:52,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:52,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1062013205, now seen corresponding path program 1 times [2024-04-05 07:07:52,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:52,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813023243] [2024-04-05 07:07:52,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:52,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:52,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:52,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813023243] [2024-04-05 07:07:52,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813023243] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:52,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071083418] [2024-04-05 07:07:52,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:52,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:52,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:52,914 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) [2024-04-05 07:07:52,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-05 07:07:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:52,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:07:52,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:53,035 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:07:53,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1071083418] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:53,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:07:53,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:07:53,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276435457] [2024-04-05 07:07:53,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:53,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:53,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:53,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:53,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:07:53,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:53,077 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:53,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:53,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:53,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:53,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:53,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:07:53,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:53,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:53,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:53,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:53,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:07:53,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:53,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:53,337 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 [2024-04-05 07:07:53,338 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-04-05 07:07:53,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:53,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1649845912, now seen corresponding path program 1 times [2024-04-05 07:07:53,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:53,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581810729] [2024-04-05 07:07:53,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:53,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:07:53,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:07:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:07:53,376 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:07:53,376 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:07:53,376 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 5 remaining) [2024-04-05 07:07:53,376 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-04-05 07:07:53,376 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2024-04-05 07:07:53,377 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2024-04-05 07:07:53,377 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-04-05 07:07:53,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-04-05 07:07:53,378 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-04-05 07:07:53,378 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:07:53,378 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-04-05 07:07:53,399 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:07:53,402 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:07:53,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:07:53,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:53,416 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) [2024-04-05 07:07:53,421 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:07:53,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:53,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:07:53,422 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:07:53,422 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-04-05 07:07:53,425 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 [2024-04-05 07:07:53,435 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-04-05 07:07:53,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:53,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1444001989, now seen corresponding path program 1 times [2024-04-05 07:07:53,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:53,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990724297] [2024-04-05 07:07:53,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:53,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:07:53,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:53,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990724297] [2024-04-05 07:07:53,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990724297] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:53,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:53,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:07:53,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166367664] [2024-04-05 07:07:53,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:53,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:07:53,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:53,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:07:53,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:07:53,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:53,536 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:53,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:53,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:53,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:53,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-04-05 07:07:53,547 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-04-05 07:07:53,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:53,547 INFO L85 PathProgramCache]: Analyzing trace with hash -52377406, now seen corresponding path program 1 times [2024-04-05 07:07:53,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:53,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750353293] [2024-04-05 07:07:53,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:53,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:53,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:53,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750353293] [2024-04-05 07:07:53,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750353293] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:53,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:53,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:07:53,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615956893] [2024-04-05 07:07:53,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:53,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:53,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:53,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:53,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:07:53,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:53,603 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:53,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:53,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:53,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:53,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-04-05 07:07:53,654 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-04-05 07:07:53,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:53,654 INFO L85 PathProgramCache]: Analyzing trace with hash -2027601458, now seen corresponding path program 1 times [2024-04-05 07:07:53,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:53,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137269584] [2024-04-05 07:07:53,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:53,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:07:53,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:53,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137269584] [2024-04-05 07:07:53,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137269584] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:53,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [422542377] [2024-04-05 07:07:53,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:53,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:53,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:53,764 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) [2024-04-05 07:07:53,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-05 07:07:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:53,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:07:53,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:07:53,897 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:53,988 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:07:53,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [422542377] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:53,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:53,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:07:53,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343020837] [2024-04-05 07:07:53,990 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:53,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:07:53,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:53,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:07:53,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:07:53,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:53,992 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:53,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:53,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:53,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:53,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:54,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:54,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:54,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:54,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:54,288 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 [2024-04-05 07:07:54,289 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-04-05 07:07:54,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:54,289 INFO L85 PathProgramCache]: Analyzing trace with hash 117102918, now seen corresponding path program 1 times [2024-04-05 07:07:54,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:54,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140338927] [2024-04-05 07:07:54,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:54,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:54,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:54,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140338927] [2024-04-05 07:07:54,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140338927] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:54,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465326065] [2024-04-05 07:07:54,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:54,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:54,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:54,378 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) [2024-04-05 07:07:54,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-05 07:07:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:54,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:07:54,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:54,536 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:54,536 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:54,678 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:54,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465326065] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:54,678 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:54,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:07:54,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858522993] [2024-04-05 07:07:54,678 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:54,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:07:54,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:54,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:07:54,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:07:54,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:54,680 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:54,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:54,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:54,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:54,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:54,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:54,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:54,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:54,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:54,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:07:54,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:55,101 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 [2024-04-05 07:07:55,101 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-04-05 07:07:55,102 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:55,102 INFO L85 PathProgramCache]: Analyzing trace with hash -29499005, now seen corresponding path program 1 times [2024-04-05 07:07:55,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:55,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748162974] [2024-04-05 07:07:55,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:55,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:55,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:55,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748162974] [2024-04-05 07:07:55,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748162974] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:55,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [767851918] [2024-04-05 07:07:55,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:55,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:55,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:55,337 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) [2024-04-05 07:07:55,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-05 07:07:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:55,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:07:55,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:55,488 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:55,488 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:55,539 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:07:55,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [767851918] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:55,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:07:55,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:07:55,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610683083] [2024-04-05 07:07:55,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:55,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:55,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:55,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:55,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:07:55,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:55,540 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:55,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:55,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:55,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:55,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:55,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:07:55,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:55,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:55,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:55,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 07:07:55,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:07:55,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:07:55,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:55,948 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 [2024-04-05 07:07:55,949 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-04-05 07:07:55,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:55,949 INFO L85 PathProgramCache]: Analyzing trace with hash 156036520, now seen corresponding path program 1 times [2024-04-05 07:07:55,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:55,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171584074] [2024-04-05 07:07:55,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:55,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 26 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:56,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:56,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171584074] [2024-04-05 07:07:56,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171584074] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:56,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41402341] [2024-04-05 07:07:56,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:56,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:56,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:56,145 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) [2024-04-05 07:07:56,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-05 07:07:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:56,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:07:56,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 26 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:56,358 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 26 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:56,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41402341] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:56,530 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:56,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:07:56,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119230855] [2024-04-05 07:07:56,530 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:56,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:07:56,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:56,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:07:56,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:07:56,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:56,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:56,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 9.166666666666666) internal successors, (165), 18 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 07:07:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:07:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:07:56,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:56,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:56,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:56,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 07:07:56,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:07:56,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:07:56,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:56,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:56,947 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 [2024-04-05 07:07:56,948 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-04-05 07:07:56,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:56,948 INFO L85 PathProgramCache]: Analyzing trace with hash 2101198375, now seen corresponding path program 1 times [2024-04-05 07:07:56,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:56,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224745732] [2024-04-05 07:07:56,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:56,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:57,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:57,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224745732] [2024-04-05 07:07:57,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224745732] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:57,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622983228] [2024-04-05 07:07:57,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:57,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:57,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:57,121 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) [2024-04-05 07:07:57,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-05 07:07:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:57,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:07:57,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:57,275 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:07:57,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622983228] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:57,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:07:57,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:07:57,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996887021] [2024-04-05 07:07:57,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:57,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:57,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:57,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:57,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:07:57,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:57,325 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:57,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:57,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:57,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:57,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 07:07:57,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:07:57,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:07:57,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:57,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:57,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:57,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:57,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 07:07:57,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:07:57,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:07:57,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:57,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:57,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:57,600 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 [2024-04-05 07:07:57,601 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2024-04-05 07:07:57,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:57,601 INFO L85 PathProgramCache]: Analyzing trace with hash -792931143, now seen corresponding path program 1 times [2024-04-05 07:07:57,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:57,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452075970] [2024-04-05 07:07:57,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:57,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:07:57,613 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:07:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:07:57,627 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:07:57,628 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:07:57,628 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 6 remaining) [2024-04-05 07:07:57,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2024-04-05 07:07:57,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 6 remaining) [2024-04-05 07:07:57,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2024-04-05 07:07:57,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2024-04-05 07:07:57,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-04-05 07:07:57,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-04-05 07:07:57,629 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 07:07:57,629 WARN L233 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:07:57,629 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2024-04-05 07:07:57,642 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:07:57,643 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:07:57,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:07:57,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:57,651 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:07:57,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (16)] Waiting until timeout for monitored process [2024-04-05 07:07:57,670 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:07:57,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:57,670 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:07:57,671 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:07:57,671 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-04-05 07:07:57,678 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:07:57,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:57,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1983249605, now seen corresponding path program 1 times [2024-04-05 07:07:57,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:57,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848371560] [2024-04-05 07:07:57,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:57,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:07:57,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:57,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848371560] [2024-04-05 07:07:57,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848371560] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:57,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:57,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:07:57,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654794558] [2024-04-05 07:07:57,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:57,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:07:57,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:57,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:07:57,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:07:57,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:57,750 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:57,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:57,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:57,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:57,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-04-05 07:07:57,759 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:07:57,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:57,759 INFO L85 PathProgramCache]: Analyzing trace with hash 2063452624, now seen corresponding path program 1 times [2024-04-05 07:07:57,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:57,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826706862] [2024-04-05 07:07:57,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:57,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:57,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:57,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:57,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826706862] [2024-04-05 07:07:57,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826706862] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:07:57,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:07:57,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:07:57,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628657000] [2024-04-05 07:07:57,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:57,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:57,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:57,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:57,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:07:57,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:57,799 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:57,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:57,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:57,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:57,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:57,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:57,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-04-05 07:07:57,865 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:07:57,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:57,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1472550978, now seen corresponding path program 1 times [2024-04-05 07:07:57,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:57,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164827251] [2024-04-05 07:07:57,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:57,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:58,044 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 48 proven. 5 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:07:58,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:58,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164827251] [2024-04-05 07:07:58,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164827251] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:58,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1363369706] [2024-04-05 07:07:58,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:58,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:58,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:58,053 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:07:58,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-05 07:07:58,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:58,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:07:58,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:58,229 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 48 proven. 5 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:07:58,229 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 48 proven. 5 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:07:58,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1363369706] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:58,320 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:58,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:07:58,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053820799] [2024-04-05 07:07:58,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:58,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:07:58,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:58,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:07:58,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:07:58,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:58,322 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:58,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.066666666666666) internal successors, (121), 15 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:58,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:58,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:07:58,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:58,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:58,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:58,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:58,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-04-05 07:07:58,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-04-05 07:07:58,625 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:07:58,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:58,626 INFO L85 PathProgramCache]: Analyzing trace with hash 558467370, now seen corresponding path program 1 times [2024-04-05 07:07:58,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:58,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52033153] [2024-04-05 07:07:58,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:58,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:58,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:58,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:58,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52033153] [2024-04-05 07:07:58,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52033153] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:58,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125726541] [2024-04-05 07:07:58,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:58,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:58,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:58,715 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) [2024-04-05 07:07:58,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-05 07:07:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:58,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:07:58,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:58,860 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:58,860 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:58,998 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:58,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2125726541] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:07:58,999 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:07:58,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:07:58,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099869733] [2024-04-05 07:07:58,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:07:58,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:07:58,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:58,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:07:59,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:07:59,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:59,000 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:59,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:59,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:59,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:59,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:07:59,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:59,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:59,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:59,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:59,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:07:59,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-04-05 07:07:59,406 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 [2024-04-05 07:07:59,406 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:07:59,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:07:59,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1718870063, now seen corresponding path program 1 times [2024-04-05 07:07:59,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:07:59,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494190615] [2024-04-05 07:07:59,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:59,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:07:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:59,551 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:59,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:07:59,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494190615] [2024-04-05 07:07:59,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494190615] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:59,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353056998] [2024-04-05 07:07:59,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:07:59,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:07:59,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:07:59,559 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) [2024-04-05 07:07:59,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-05 07:07:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:07:59,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:07:59,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:07:59,766 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:07:59,767 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:07:59,795 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:07:59,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353056998] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:07:59,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:07:59,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:07:59,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823052454] [2024-04-05 07:07:59,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:07:59,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:07:59,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:07:59,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:07:59,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:07:59,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:59,796 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:07:59,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:07:59,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:59,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:59,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:07:59,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:07:59,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:07:59,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:07:59,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:07:59,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:07:59,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:07:59,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:07:59,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:00,172 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 [2024-04-05 07:08:00,172 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:08:00,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:00,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1266792210, now seen corresponding path program 1 times [2024-04-05 07:08:00,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:00,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328535640] [2024-04-05 07:08:00,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:00,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 52 proven. 36 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:00,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:00,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328535640] [2024-04-05 07:08:00,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328535640] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:00,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414347133] [2024-04-05 07:08:00,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:00,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:00,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:00,326 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) [2024-04-05 07:08:00,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-05 07:08:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:00,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:08:00,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 52 proven. 36 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:00,481 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:00,617 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 52 proven. 36 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:00,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414347133] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:00,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:00,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:08:00,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489401305] [2024-04-05 07:08:00,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:00,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:08:00,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:00,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:08:00,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:08:00,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:00,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:00,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 9.61111111111111) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:00,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:00,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:00,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:00,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:00,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:00,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:00,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:00,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:00,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:00,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:00,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:00,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:00,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:01,004 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 [2024-04-05 07:08:01,004 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:08:01,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:01,005 INFO L85 PathProgramCache]: Analyzing trace with hash -510185845, now seen corresponding path program 1 times [2024-04-05 07:08:01,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:01,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204363360] [2024-04-05 07:08:01,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:01,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:01,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:01,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204363360] [2024-04-05 07:08:01,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204363360] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:01,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56228093] [2024-04-05 07:08:01,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:01,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:01,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:01,181 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) [2024-04-05 07:08:01,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-04-05 07:08:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:01,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:08:01,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:01,351 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:01,352 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:08:01,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56228093] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:01,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:01,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:08:01,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114952736] [2024-04-05 07:08:01,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:01,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:01,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:01,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:01,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:08:01,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:01,399 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:01,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:01,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:01,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:01,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:01,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:01,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:01,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:01,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:01,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:01,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:01,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:01,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:01,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:01,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:01,764 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 [2024-04-05 07:08:01,764 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:08:01,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:01,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1005041527, now seen corresponding path program 1 times [2024-04-05 07:08:01,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:01,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496662921] [2024-04-05 07:08:01,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:01,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 33 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:01,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:01,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496662921] [2024-04-05 07:08:01,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496662921] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:01,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [566460448] [2024-04-05 07:08:01,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:01,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:01,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:01,916 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) [2024-04-05 07:08:01,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-04-05 07:08:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:02,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:08:02,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:02,099 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 33 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:02,099 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:02,333 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 33 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:02,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [566460448] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:02,334 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:02,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:08:02,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823242423] [2024-04-05 07:08:02,334 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:02,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:08:02,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:02,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:08:02,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:08:02,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:02,335 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:02,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 9.045454545454545) internal successors, (199), 22 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:02,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:02,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:02,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:02,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:02,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:02,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:02,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:02,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:02,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-04-05 07:08:02,821 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 [2024-04-05 07:08:02,822 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:08:02,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:02,822 INFO L85 PathProgramCache]: Analyzing trace with hash 476596050, now seen corresponding path program 1 times [2024-04-05 07:08:02,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:02,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321601778] [2024-04-05 07:08:02,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:02,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:03,121 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:03,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:03,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321601778] [2024-04-05 07:08:03,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321601778] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:03,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726484805] [2024-04-05 07:08:03,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:03,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:03,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:03,122 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) [2024-04-05 07:08:03,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-04-05 07:08:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:03,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:08:03,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:03,312 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:03,362 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:08:03,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1726484805] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:03,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:03,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:08:03,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395329502] [2024-04-05 07:08:03,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:03,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:03,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:03,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:03,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:08:03,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:03,364 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:03,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:03,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:03,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:03,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:03,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:03,646 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 [2024-04-05 07:08:03,647 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2024-04-05 07:08:03,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:03,647 INFO L85 PathProgramCache]: Analyzing trace with hash 768789792, now seen corresponding path program 1 times [2024-04-05 07:08:03,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:03,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564865266] [2024-04-05 07:08:03,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:03,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:03,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:08:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:03,689 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:08:03,689 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:08:03,689 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 7 remaining) [2024-04-05 07:08:03,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-04-05 07:08:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2024-04-05 07:08:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2024-04-05 07:08:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2024-04-05 07:08:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2024-04-05 07:08:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-04-05 07:08:03,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-04-05 07:08:03,692 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 07:08:03,692 WARN L233 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:08:03,692 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2024-04-05 07:08:03,712 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:08:03,714 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:08:03,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:08:03,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:03,715 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:08:03,738 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:08:03,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:03,739 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:08:03,739 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:08:03,739 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-04-05 07:08:03,748 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:03,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:03,748 INFO L85 PathProgramCache]: Analyzing trace with hash 513813568, now seen corresponding path program 1 times [2024-04-05 07:08:03,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:03,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799902106] [2024-04-05 07:08:03,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:03,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:03,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (24)] Waiting until timeout for monitored process [2024-04-05 07:08:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:03,847 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:08:03,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:03,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799902106] [2024-04-05 07:08:03,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799902106] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:03,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:03,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:08:03,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596927573] [2024-04-05 07:08:03,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:03,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:08:03,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:03,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:08:03,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:08:03,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:03,849 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:03,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:03,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:03,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-04-05 07:08:03,859 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:03,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:03,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1724536926, now seen corresponding path program 1 times [2024-04-05 07:08:03,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:03,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122903242] [2024-04-05 07:08:03,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:03,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:03,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:03,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122903242] [2024-04-05 07:08:03,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122903242] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:03,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:03,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:08:03,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613359754] [2024-04-05 07:08:03,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:03,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:03,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:03,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:03,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:08:03,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:03,898 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:03,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:03,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:03,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:03,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:03,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:03,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-04-05 07:08:03,968 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:03,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:03,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1607977786, now seen corresponding path program 1 times [2024-04-05 07:08:03,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:03,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413040457] [2024-04-05 07:08:03,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:03,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:04,127 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 5 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:04,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:04,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413040457] [2024-04-05 07:08:04,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413040457] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:04,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455646943] [2024-04-05 07:08:04,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:04,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:04,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:04,130 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) [2024-04-05 07:08:04,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-04-05 07:08:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:04,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:08:04,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 5 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:04,296 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:04,376 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 60 proven. 5 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:04,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [455646943] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:04,376 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:04,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:08:04,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712190400] [2024-04-05 07:08:04,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:04,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:08:04,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:04,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:08:04,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:04,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:04,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:04,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.6) internal successors, (129), 15 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:04,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:04,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:04,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:04,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:04,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:04,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:04,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:04,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:04,679 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:04,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:04,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1567765795, now seen corresponding path program 1 times [2024-04-05 07:08:04,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:04,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691938625] [2024-04-05 07:08:04,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:04,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:04,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:04,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:04,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:04,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691938625] [2024-04-05 07:08:04,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691938625] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:04,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594201283] [2024-04-05 07:08:04,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:04,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:04,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:04,768 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:08:04,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-04-05 07:08:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:04,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:08:04,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:04,929 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:04,930 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:05,075 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:05,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594201283] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:05,075 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:05,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:08:05,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917110227] [2024-04-05 07:08:05,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:05,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:08:05,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:05,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:08:05,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:08:05,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:05,076 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:05,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:05,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:05,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:05,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:05,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:05,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:05,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:05,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:05,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:05,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:05,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-04-05 07:08:05,483 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:05,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:05,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1710876479, now seen corresponding path program 1 times [2024-04-05 07:08:05,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:05,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072046920] [2024-04-05 07:08:05,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:05,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:05,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:05,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072046920] [2024-04-05 07:08:05,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072046920] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:05,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1442293967] [2024-04-05 07:08:05,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:05,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:05,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:05,590 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) [2024-04-05 07:08:05,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-04-05 07:08:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:05,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:08:05,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:05,737 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:05,738 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:08:05,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1442293967] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:05,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:05,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:08:05,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777758238] [2024-04-05 07:08:05,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:05,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:05,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:05,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:05,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:05,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:05,779 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:05,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:05,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:05,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:05,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:05,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:05,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:06,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:06,276 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 [2024-04-05 07:08:06,277 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:06,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:06,277 INFO L85 PathProgramCache]: Analyzing trace with hash -445682288, now seen corresponding path program 1 times [2024-04-05 07:08:06,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:06,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766076441] [2024-04-05 07:08:06,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:06,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 78 proven. 36 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:06,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:06,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766076441] [2024-04-05 07:08:06,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766076441] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:06,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671574569] [2024-04-05 07:08:06,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:06,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:06,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:06,423 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) [2024-04-05 07:08:06,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-04-05 07:08:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:06,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:08:06,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 78 proven. 36 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:06,591 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 78 proven. 36 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:06,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [671574569] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:06,727 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:06,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:08:06,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644228585] [2024-04-05 07:08:06,727 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:06,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:08:06,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:06,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:08:06,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:08:06,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:06,728 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:06,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.055555555555555) internal successors, (181), 18 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:06,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:06,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:06,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:06,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:06,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:06,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:06,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:06,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:06,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:06,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:06,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:06,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:06,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:07,102 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 [2024-04-05 07:08:07,102 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:07,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:07,103 INFO L85 PathProgramCache]: Analyzing trace with hash -972383010, now seen corresponding path program 1 times [2024-04-05 07:08:07,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:07,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377247290] [2024-04-05 07:08:07,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:07,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:07,252 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:07,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:07,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377247290] [2024-04-05 07:08:07,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377247290] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:07,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [616996807] [2024-04-05 07:08:07,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:07,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:07,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:07,274 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) [2024-04-05 07:08:07,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-04-05 07:08:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:07,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:08:07,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:07,454 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:07,455 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:07,515 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:08:07,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [616996807] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:07,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:07,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:08:07,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574225092] [2024-04-05 07:08:07,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:07,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:07,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:07,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:07,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:08:07,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:07,517 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:07,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:07,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:07,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:07,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:07,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:07,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:07,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:07,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:07,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:07,987 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 [2024-04-05 07:08:07,987 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:07,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:07,987 INFO L85 PathProgramCache]: Analyzing trace with hash -512183898, now seen corresponding path program 1 times [2024-04-05 07:08:07,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:07,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791436061] [2024-04-05 07:08:07,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:07,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:08,173 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 66 proven. 62 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:08,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:08,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791436061] [2024-04-05 07:08:08,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791436061] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:08,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1625057770] [2024-04-05 07:08:08,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:08,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:08,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:08,175 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) [2024-04-05 07:08:08,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-04-05 07:08:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:08,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:08:08,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:08,367 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 66 proven. 62 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:08,368 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:08,551 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 66 proven. 62 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:08,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1625057770] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:08,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:08,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:08:08,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883121722] [2024-04-05 07:08:08,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:08,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:08:08,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:08,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:08:08,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:08:08,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:08,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:08,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 9.409090909090908) internal successors, (207), 22 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:08,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:08,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:08,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:08,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:08,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:08,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:08,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:08,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:08,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:08,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:08,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:08,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:08,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:08,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:08,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:08,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:08,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:09,041 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 [2024-04-05 07:08:09,041 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:09,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:09,042 INFO L85 PathProgramCache]: Analyzing trace with hash -320947488, now seen corresponding path program 1 times [2024-04-05 07:08:09,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:09,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42475899] [2024-04-05 07:08:09,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:09,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:09,206 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:09,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:09,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42475899] [2024-04-05 07:08:09,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42475899] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:09,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064376501] [2024-04-05 07:08:09,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:09,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:09,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:09,208 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) [2024-04-05 07:08:09,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-04-05 07:08:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:09,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:08:09,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:09,416 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:08:09,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064376501] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:09,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:09,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:08:09,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047454521] [2024-04-05 07:08:09,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:09,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:09,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:09,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:09,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:08:09,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:09,466 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:09,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:09,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:09,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:09,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 07:08:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:09,689 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:09,884 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 [2024-04-05 07:08:09,884 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:09,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:09,885 INFO L85 PathProgramCache]: Analyzing trace with hash -29661270, now seen corresponding path program 1 times [2024-04-05 07:08:09,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:09,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899977912] [2024-04-05 07:08:09,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:09,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:10,092 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 40 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:10,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:10,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899977912] [2024-04-05 07:08:10,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899977912] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:10,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783240495] [2024-04-05 07:08:10,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:10,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:10,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:10,113 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) [2024-04-05 07:08:10,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-04-05 07:08:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:10,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:08:10,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:10,361 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 40 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:10,361 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:10,626 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 40 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:10,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [783240495] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:10,626 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:10,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:08:10,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844519448] [2024-04-05 07:08:10,626 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:10,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:08:10,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:10,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:08:10,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:08:10,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:10,627 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:10,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 8.961538461538462) internal successors, (233), 26 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:10,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:11,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:11,258 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 [2024-04-05 07:08:11,258 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:11,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:11,258 INFO L85 PathProgramCache]: Analyzing trace with hash -402687009, now seen corresponding path program 1 times [2024-04-05 07:08:11,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:11,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53227506] [2024-04-05 07:08:11,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:11,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:11,503 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:11,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:11,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53227506] [2024-04-05 07:08:11,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53227506] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:11,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1770450274] [2024-04-05 07:08:11,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:11,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:11,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:11,504 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) [2024-04-05 07:08:11,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-04-05 07:08:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:11,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:08:11,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:11,737 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:11,737 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:08:11,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1770450274] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:11,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:11,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:08:11,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15820698] [2024-04-05 07:08:11,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:11,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:11,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:11,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:11,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:08:11,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:11,792 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:11,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:11,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 07:08:11,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:11,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:11,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:11,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:12,105 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 [2024-04-05 07:08:12,105 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-05 07:08:12,106 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:12,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1637296844, now seen corresponding path program 1 times [2024-04-05 07:08:12,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:12,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954735944] [2024-04-05 07:08:12,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:12,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:12,119 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:08:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:12,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:08:12,151 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:08:12,151 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 8 remaining) [2024-04-05 07:08:12,151 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2024-04-05 07:08:12,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2024-04-05 07:08:12,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2024-04-05 07:08:12,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2024-04-05 07:08:12,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2024-04-05 07:08:12,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 8 remaining) [2024-04-05 07:08:12,152 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 8 remaining) [2024-04-05 07:08:12,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-04-05 07:08:12,153 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 07:08:12,153 WARN L233 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:08:12,153 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2024-04-05 07:08:12,170 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:08:12,196 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:08:12,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:08:12,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:12,198 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:08:12,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (34)] Waiting until timeout for monitored process [2024-04-05 07:08:12,208 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:08:12,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:12,208 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:08:12,209 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:08:12,209 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-04-05 07:08:12,217 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:12,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:12,217 INFO L85 PathProgramCache]: Analyzing trace with hash -817490700, now seen corresponding path program 1 times [2024-04-05 07:08:12,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:12,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688330299] [2024-04-05 07:08:12,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:12,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:12,292 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:08:12,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:12,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688330299] [2024-04-05 07:08:12,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688330299] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:12,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:12,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:08:12,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436116229] [2024-04-05 07:08:12,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:12,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:08:12,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:12,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:08:12,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:08:12,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:12,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:12,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:12,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:12,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:12,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-04-05 07:08:12,302 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:12,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:12,302 INFO L85 PathProgramCache]: Analyzing trace with hash 393560684, now seen corresponding path program 1 times [2024-04-05 07:08:12,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:12,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910504654] [2024-04-05 07:08:12,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:12,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:12,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:12,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910504654] [2024-04-05 07:08:12,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910504654] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:12,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:12,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:08:12,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089078823] [2024-04-05 07:08:12,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:12,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:12,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:12,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:12,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:08:12,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:12,339 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:12,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:12,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:12,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:12,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:12,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:12,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-04-05 07:08:12,418 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:12,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:12,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1652582722, now seen corresponding path program 1 times [2024-04-05 07:08:12,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:12,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909328179] [2024-04-05 07:08:12,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:12,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:12,517 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 72 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:08:12,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:12,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909328179] [2024-04-05 07:08:12,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909328179] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:12,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112151074] [2024-04-05 07:08:12,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:12,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:12,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:12,520 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) [2024-04-05 07:08:12,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-04-05 07:08:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:12,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:08:12,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:12,709 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 72 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:08:12,709 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:12,792 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 72 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:08:12,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112151074] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:12,792 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:12,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:08:12,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857456621] [2024-04-05 07:08:12,792 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:12,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:08:12,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:12,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:08:12,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:12,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:12,793 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:12,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.133333333333333) internal successors, (137), 15 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:12,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:12,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:12,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:12,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:13,083 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,SelfDestructingSolverStorable46 [2024-04-05 07:08:13,084 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:13,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:13,085 INFO L85 PathProgramCache]: Analyzing trace with hash -517545505, now seen corresponding path program 1 times [2024-04-05 07:08:13,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:13,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065374067] [2024-04-05 07:08:13,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:13,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:13,200 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:13,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:13,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065374067] [2024-04-05 07:08:13,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065374067] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:13,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640054953] [2024-04-05 07:08:13,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:13,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:13,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:13,202 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) [2024-04-05 07:08:13,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-04-05 07:08:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:13,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:08:13,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:13,380 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:13,380 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:13,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:13,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640054953] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:13,531 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:13,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:08:13,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897212722] [2024-04-05 07:08:13,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:13,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:08:13,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:13,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:08:13,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:08:13,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:13,532 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:13,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:13,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:13,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:13,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:13,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:13,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:13,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:13,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:13,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:13,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2024-04-05 07:08:13,968 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,SelfDestructingSolverStorable47 [2024-04-05 07:08:13,968 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:13,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:13,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1961467405, now seen corresponding path program 1 times [2024-04-05 07:08:13,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:13,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18466984] [2024-04-05 07:08:13,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:13,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:14,067 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:14,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:14,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18466984] [2024-04-05 07:08:14,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18466984] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:14,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068836544] [2024-04-05 07:08:14,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:14,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:14,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:14,069 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) [2024-04-05 07:08:14,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-04-05 07:08:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:14,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:08:14,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:14,252 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:08:14,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068836544] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:14,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:14,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:08:14,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585699780] [2024-04-05 07:08:14,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:14,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:14,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:14,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:14,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:14,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:14,291 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:14,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:14,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:14,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:14,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:14,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:14,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:14,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:14,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:14,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2024-04-05 07:08:14,803 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,SelfDestructingSolverStorable48 [2024-04-05 07:08:14,803 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:14,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:14,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1076215766, now seen corresponding path program 1 times [2024-04-05 07:08:14,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:14,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874623376] [2024-04-05 07:08:14,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:14,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:14,960 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 104 proven. 36 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:14,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:14,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874623376] [2024-04-05 07:08:14,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874623376] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:14,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492458904] [2024-04-05 07:08:14,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:14,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:14,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:14,962 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) [2024-04-05 07:08:14,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-04-05 07:08:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:15,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:08:15,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:15,151 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 104 proven. 36 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:15,151 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:15,293 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 104 proven. 36 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:15,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492458904] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:15,293 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:15,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:08:15,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966729886] [2024-04-05 07:08:15,294 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:15,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:08:15,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:15,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:08:15,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:08:15,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:15,295 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:15,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.5) internal successors, (189), 18 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:15,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:15,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:15,685 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,SelfDestructingSolverStorable49 [2024-04-05 07:08:15,685 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:15,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:15,686 INFO L85 PathProgramCache]: Analyzing trace with hash 2077327136, now seen corresponding path program 1 times [2024-04-05 07:08:15,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:15,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353803782] [2024-04-05 07:08:15,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:15,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:15,833 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:15,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:15,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353803782] [2024-04-05 07:08:15,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353803782] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:15,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829055822] [2024-04-05 07:08:15,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:15,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:15,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:15,849 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:08:15,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-04-05 07:08:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:15,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:08:15,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:16,062 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:16,062 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:16,104 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:08:16,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829055822] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:16,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:16,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:08:16,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349158945] [2024-04-05 07:08:16,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:16,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:16,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:16,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:16,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:08:16,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:16,105 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:16,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:16,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:16,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:16,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:16,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:16,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:16,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:16,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:16,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:16,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:16,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:16,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:16,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:16,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:16,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:16,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:16,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2024-04-05 07:08:16,546 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:16,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:16,547 INFO L85 PathProgramCache]: Analyzing trace with hash -857783312, now seen corresponding path program 1 times [2024-04-05 07:08:16,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:16,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121373767] [2024-04-05 07:08:16,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:16,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:16,694 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 99 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:16,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:16,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121373767] [2024-04-05 07:08:16,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121373767] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:16,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672119020] [2024-04-05 07:08:16,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:16,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:16,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:16,695 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) [2024-04-05 07:08:16,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-04-05 07:08:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:16,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:08:16,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:16,934 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 99 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:16,934 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:17,129 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 99 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:17,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672119020] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:17,129 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:17,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:08:17,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408924300] [2024-04-05 07:08:17,129 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:17,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:08:17,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:17,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:08:17,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:08:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:17,131 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:17,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 9.772727272727273) internal successors, (215), 22 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) [2024-04-05 07:08:17,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:17,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:17,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:17,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:17,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:17,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:17,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:17,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:17,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:17,616 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 [2024-04-05 07:08:17,617 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:17,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:17,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1943215826, now seen corresponding path program 1 times [2024-04-05 07:08:17,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:17,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677155728] [2024-04-05 07:08:17,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:17,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:17,856 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:17,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:17,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677155728] [2024-04-05 07:08:17,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677155728] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:17,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533263043] [2024-04-05 07:08:17,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:17,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:17,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:17,858 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) [2024-04-05 07:08:17,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2024-04-05 07:08:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:17,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:08:17,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:18,062 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:18,063 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:18,109 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:08:18,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533263043] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:18,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:18,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:08:18,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600083393] [2024-04-05 07:08:18,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:18,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:18,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:18,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:18,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:08:18,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:18,111 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:18,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:18,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:18,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:18,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:18,603 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 [2024-04-05 07:08:18,603 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:18,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:18,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1995275074, now seen corresponding path program 1 times [2024-04-05 07:08:18,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:18,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573105360] [2024-04-05 07:08:18,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:18,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:18,768 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 80 proven. 95 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:18,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:18,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573105360] [2024-04-05 07:08:18,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573105360] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:18,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578244469] [2024-04-05 07:08:18,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:18,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:18,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:18,785 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) [2024-04-05 07:08:18,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2024-04-05 07:08:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:18,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:08:18,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 80 proven. 95 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:19,000 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:19,275 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 80 proven. 95 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:19,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1578244469] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:19,275 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:19,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:08:19,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968046382] [2024-04-05 07:08:19,275 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:19,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:08:19,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:19,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:08:19,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:08:19,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:19,277 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:19,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 9.26923076923077) internal successors, (241), 26 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:19,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:19,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:19,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:19,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2024-04-05 07:08:19,857 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 [2024-04-05 07:08:19,858 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:19,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:19,858 INFO L85 PathProgramCache]: Analyzing trace with hash 923756129, now seen corresponding path program 1 times [2024-04-05 07:08:19,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:19,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213133323] [2024-04-05 07:08:19,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:19,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:20,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:20,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213133323] [2024-04-05 07:08:20,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213133323] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:20,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868328916] [2024-04-05 07:08:20,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:20,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:20,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:20,085 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) [2024-04-05 07:08:20,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-04-05 07:08:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:20,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:08:20,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:20,331 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:20,383 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:08:20,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868328916] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:20,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:20,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:08:20,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129116150] [2024-04-05 07:08:20,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:20,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:20,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:20,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:20,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:08:20,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:20,385 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:20,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:20,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:20,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:20,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:20,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:20,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:20,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:20,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:20,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:20,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:20,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:20,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-05 07:08:20,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:20,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:20,838 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 [2024-04-05 07:08:20,838 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:20,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:20,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1576897812, now seen corresponding path program 1 times [2024-04-05 07:08:20,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:20,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841488242] [2024-04-05 07:08:20,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:20,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 47 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:21,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:21,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841488242] [2024-04-05 07:08:21,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841488242] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:21,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970613433] [2024-04-05 07:08:21,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:21,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:21,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:21,064 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) [2024-04-05 07:08:21,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2024-04-05 07:08:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:21,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:08:21,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:21,331 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 47 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:21,331 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 47 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:21,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970613433] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:21,671 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:21,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:08:21,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153137860] [2024-04-05 07:08:21,671 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:21,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:08:21,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:21,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:08:21,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:08:21,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:21,673 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:21,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 8.9) internal successors, (267), 30 states have internal predecessors, (267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:22,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:22,418 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 [2024-04-05 07:08:22,418 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:22,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:22,418 INFO L85 PathProgramCache]: Analyzing trace with hash 225789391, now seen corresponding path program 1 times [2024-04-05 07:08:22,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:22,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468274411] [2024-04-05 07:08:22,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:22,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:22,695 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:22,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:22,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468274411] [2024-04-05 07:08:22,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468274411] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:22,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453862478] [2024-04-05 07:08:22,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:22,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:22,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:22,697 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) [2024-04-05 07:08:22,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2024-04-05 07:08:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:22,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:08:22,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:22,998 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:23,083 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:08:23,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1453862478] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:23,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:23,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:08:23,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006660725] [2024-04-05 07:08:23,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:23,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:23,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:23,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:23,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:08:23,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:23,084 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:23,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:23,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:23,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:23,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:23,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-05 07:08:23,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:23,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:23,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:23,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:23,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:23,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:23,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:23,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:23,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:23,425 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 [2024-04-05 07:08:23,425 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2024-04-05 07:08:23,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:23,425 INFO L85 PathProgramCache]: Analyzing trace with hash 81043028, now seen corresponding path program 1 times [2024-04-05 07:08:23,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:23,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113211282] [2024-04-05 07:08:23,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:23,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:23,446 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:08:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:23,478 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:08:23,478 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:08:23,478 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 9 remaining) [2024-04-05 07:08:23,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 9 remaining) [2024-04-05 07:08:23,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 9 remaining) [2024-04-05 07:08:23,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 9 remaining) [2024-04-05 07:08:23,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 9 remaining) [2024-04-05 07:08:23,478 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 9 remaining) [2024-04-05 07:08:23,479 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 9 remaining) [2024-04-05 07:08:23,479 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 9 remaining) [2024-04-05 07:08:23,479 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 9 remaining) [2024-04-05 07:08:23,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-04-05 07:08:23,480 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 07:08:23,480 WARN L233 ceAbstractionStarter]: 7 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:08:23,480 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 8 thread instances. [2024-04-05 07:08:23,499 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:08:23,501 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:08:23,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:08:23,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:23,516 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:08:23,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (46)] Waiting until timeout for monitored process [2024-04-05 07:08:23,519 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:08:23,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:23,520 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:08:23,520 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:08:23,520 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-04-05 07:08:23,537 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:23,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:23,537 INFO L85 PathProgramCache]: Analyzing trace with hash -2107020553, now seen corresponding path program 1 times [2024-04-05 07:08:23,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:23,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852656541] [2024-04-05 07:08:23,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:23,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:23,615 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:08:23,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:23,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852656541] [2024-04-05 07:08:23,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852656541] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:23,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:23,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:08:23,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751248198] [2024-04-05 07:08:23,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:23,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:08:23,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:23,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:08:23,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:08:23,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:23,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:23,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:23,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:23,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:23,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-04-05 07:08:23,627 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:23,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:23,627 INFO L85 PathProgramCache]: Analyzing trace with hash 809717754, now seen corresponding path program 1 times [2024-04-05 07:08:23,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:23,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324138605] [2024-04-05 07:08:23,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:23,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:23,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:23,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324138605] [2024-04-05 07:08:23,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324138605] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:23,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:23,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:08:23,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913830101] [2024-04-05 07:08:23,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:23,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:23,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:23,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:23,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:08:23,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:23,665 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:23,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:23,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:23,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:23,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:23,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:23,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-04-05 07:08:23,775 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:23,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:23,775 INFO L85 PathProgramCache]: Analyzing trace with hash -705649094, now seen corresponding path program 1 times [2024-04-05 07:08:23,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:23,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931296262] [2024-04-05 07:08:23,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:23,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:23,873 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:08:23,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:23,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931296262] [2024-04-05 07:08:23,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931296262] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:23,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100953735] [2024-04-05 07:08:23,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:23,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:23,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:23,888 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) [2024-04-05 07:08:23,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2024-04-05 07:08:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:24,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:08:24,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:24,100 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:08:24,100 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:24,181 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:08:24,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [100953735] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:24,181 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:24,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:08:24,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51934913] [2024-04-05 07:08:24,182 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:24,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:08:24,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:24,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:08:24,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:24,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:24,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:24,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.666666666666666) internal successors, (145), 15 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:24,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:24,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:24,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:24,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:24,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:24,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:24,273 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:24,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,47 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:24,466 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:24,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:24,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1415771856, now seen corresponding path program 1 times [2024-04-05 07:08:24,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:24,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284080904] [2024-04-05 07:08:24,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:24,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:24,534 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:24,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:24,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284080904] [2024-04-05 07:08:24,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284080904] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:24,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961068699] [2024-04-05 07:08:24,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:24,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:24,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:24,541 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) [2024-04-05 07:08:24,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-04-05 07:08:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:24,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:08:24,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:24,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:24,767 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:24,909 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:24,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961068699] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:24,910 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:24,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:08:24,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095811289] [2024-04-05 07:08:24,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:24,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:08:24,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:24,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:08:24,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:08:24,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:24,911 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:24,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:24,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:24,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:24,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:24,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:25,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:25,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,48 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:25,320 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:25,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:25,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1152801285, now seen corresponding path program 1 times [2024-04-05 07:08:25,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:25,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134247725] [2024-04-05 07:08:25,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:25,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:25,410 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:25,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:25,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134247725] [2024-04-05 07:08:25,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134247725] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:25,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951655136] [2024-04-05 07:08:25,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:25,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:25,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:25,412 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) [2024-04-05 07:08:25,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2024-04-05 07:08:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:25,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:08:25,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:25,604 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:25,643 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:08:25,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951655136] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:25,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:25,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:08:25,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158102351] [2024-04-05 07:08:25,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:25,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:25,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:25,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:25,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:25,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:25,644 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:25,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:25,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:25,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:25,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:25,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:25,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:25,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:25,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:25,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:25,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:25,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:25,987 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:26,180 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,SelfDestructingSolverStorable62 [2024-04-05 07:08:26,180 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:26,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:26,180 INFO L85 PathProgramCache]: Analyzing trace with hash -678704790, now seen corresponding path program 1 times [2024-04-05 07:08:26,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:26,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418411201] [2024-04-05 07:08:26,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:26,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:26,307 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:26,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:26,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418411201] [2024-04-05 07:08:26,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418411201] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:26,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2035382741] [2024-04-05 07:08:26,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:26,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:26,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:26,313 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) [2024-04-05 07:08:26,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2024-04-05 07:08:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:26,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:08:26,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:26,536 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:26,537 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:26,673 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 130 proven. 36 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:26,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2035382741] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:26,673 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:26,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:08:26,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810661179] [2024-04-05 07:08:26,674 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:26,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:08:26,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:26,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:08:26,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:08:26,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:26,675 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:26,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.944444444444445) internal successors, (197), 18 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:26,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:26,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:26,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:26,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:26,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:26,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:26,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:27,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63 [2024-04-05 07:08:27,050 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:27,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:27,050 INFO L85 PathProgramCache]: Analyzing trace with hash -143732463, now seen corresponding path program 1 times [2024-04-05 07:08:27,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:27,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779335662] [2024-04-05 07:08:27,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:27,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:27,181 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:27,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:27,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779335662] [2024-04-05 07:08:27,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779335662] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:27,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1836704384] [2024-04-05 07:08:27,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:27,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:27,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:27,183 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) [2024-04-05 07:08:27,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2024-04-05 07:08:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:27,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:08:27,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:27,379 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:27,379 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:08:27,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1836704384] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:27,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:27,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:08:27,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973259413] [2024-04-05 07:08:27,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:27,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:27,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:27,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:27,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:08:27,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:27,414 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:27,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:27,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:27,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:27,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:27,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:27,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:27,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:27,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:27,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:27,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2024-04-05 07:08:27,866 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:27,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:27,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1010215875, now seen corresponding path program 1 times [2024-04-05 07:08:27,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:27,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184026299] [2024-04-05 07:08:27,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:27,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:28,016 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 132 proven. 62 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:28,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:28,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184026299] [2024-04-05 07:08:28,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184026299] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:28,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1431414594] [2024-04-05 07:08:28,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:28,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:28,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:28,018 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) [2024-04-05 07:08:28,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2024-04-05 07:08:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:28,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:08:28,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 132 proven. 62 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:28,262 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 132 proven. 62 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:28,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1431414594] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:28,456 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:28,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:08:28,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385160827] [2024-04-05 07:08:28,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:28,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:08:28,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:28,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:08:28,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:08:28,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:28,461 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:28,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 10.136363636363637) internal successors, (223), 22 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:28,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:28,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:28,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,52 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:28,927 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:28,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:28,928 INFO L85 PathProgramCache]: Analyzing trace with hash -662612612, now seen corresponding path program 1 times [2024-04-05 07:08:28,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:28,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611332546] [2024-04-05 07:08:28,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:28,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:29,111 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:29,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:29,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611332546] [2024-04-05 07:08:29,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611332546] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:29,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044496117] [2024-04-05 07:08:29,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:29,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:29,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:29,113 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) [2024-04-05 07:08:29,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2024-04-05 07:08:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:29,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:08:29,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:29,383 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:08:29,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1044496117] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:29,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:29,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:08:29,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212322242] [2024-04-05 07:08:29,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:29,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:29,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:29,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:29,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:08:29,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:29,426 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:29,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:29,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:29,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:29,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:29,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:29,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:29,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:29,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:29,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:29,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:29,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:29,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:29,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:29,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:29,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:29,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:29,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:29,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:29,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:29,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:30,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,53 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:30,018 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:30,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:30,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1276198216, now seen corresponding path program 1 times [2024-04-05 07:08:30,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:30,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930169051] [2024-04-05 07:08:30,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:30,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:30,190 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 120 proven. 95 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:30,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:30,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930169051] [2024-04-05 07:08:30,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930169051] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:30,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348124367] [2024-04-05 07:08:30,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:30,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:30,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:30,192 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) [2024-04-05 07:08:30,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2024-04-05 07:08:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:30,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:08:30,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 120 proven. 95 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:30,466 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:30,724 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 120 proven. 95 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:30,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348124367] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:30,725 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:30,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:08:30,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739210246] [2024-04-05 07:08:30,725 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:30,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:08:30,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:30,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:08:30,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:08:30,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:30,726 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:30,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 9.576923076923077) internal successors, (249), 26 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:30,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:31,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:31,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:31,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:31,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:31,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2024-04-05 07:08:31,306 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,SelfDestructingSolverStorable67 [2024-04-05 07:08:31,306 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:31,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:31,307 INFO L85 PathProgramCache]: Analyzing trace with hash -2100574158, now seen corresponding path program 1 times [2024-04-05 07:08:31,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:31,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994859130] [2024-04-05 07:08:31,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:31,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:31,506 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:31,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:31,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994859130] [2024-04-05 07:08:31,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994859130] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:31,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27155911] [2024-04-05 07:08:31,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:31,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:31,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:31,521 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:08:31,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2024-04-05 07:08:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:31,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:08:31,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:31,786 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:08:31,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27155911] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:31,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:31,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:08:31,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840602042] [2024-04-05 07:08:31,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:31,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:31,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:31,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:31,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:08:31,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:31,838 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:31,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:32,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:32,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:32,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2024-04-05 07:08:32,425 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:32,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:32,425 INFO L85 PathProgramCache]: Analyzing trace with hash 520972947, now seen corresponding path program 1 times [2024-04-05 07:08:32,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:32,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421542691] [2024-04-05 07:08:32,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:32,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 94 proven. 135 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:32,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:32,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421542691] [2024-04-05 07:08:32,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421542691] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:32,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489590932] [2024-04-05 07:08:32,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:32,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:32,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:32,617 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) [2024-04-05 07:08:32,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2024-04-05 07:08:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:32,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:08:32,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:32,901 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 94 proven. 135 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:32,901 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:33,172 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 94 proven. 135 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:33,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489590932] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:33,173 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:33,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:08:33,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146059894] [2024-04-05 07:08:33,173 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:33,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:08:33,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:33,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:08:33,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:08:33,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:33,174 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:33,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 9.166666666666666) internal successors, (275), 30 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:33,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:33,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:33,752 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 [2024-04-05 07:08:33,752 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:33,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:33,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1489666563, now seen corresponding path program 1 times [2024-04-05 07:08:33,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:33,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786827433] [2024-04-05 07:08:33,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:33,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:34,015 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:34,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:34,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786827433] [2024-04-05 07:08:34,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786827433] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:34,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197860831] [2024-04-05 07:08:34,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:34,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:34,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:34,017 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) [2024-04-05 07:08:34,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-04-05 07:08:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:34,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:08:34,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:34,320 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:34,320 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:34,361 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:08:34,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1197860831] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:34,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:34,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:08:34,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249571458] [2024-04-05 07:08:34,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:34,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:34,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:34,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:34,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:08:34,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:34,365 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:34,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:34,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 07:08:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:34,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:34,927 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 [2024-04-05 07:08:34,927 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:34,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:34,928 INFO L85 PathProgramCache]: Analyzing trace with hash 2078992930, now seen corresponding path program 1 times [2024-04-05 07:08:34,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:34,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963147268] [2024-04-05 07:08:34,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:34,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 54 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:35,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:35,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963147268] [2024-04-05 07:08:35,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963147268] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:35,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [683324621] [2024-04-05 07:08:35,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:35,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:35,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:35,120 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) [2024-04-05 07:08:35,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2024-04-05 07:08:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:35,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:08:35,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 54 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:35,399 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 54 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:35,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [683324621] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:35,706 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:35,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:08:35,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266988066] [2024-04-05 07:08:35,706 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:35,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:08:35,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:35,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:08:35,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:08:35,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:35,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:35,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 8.852941176470589) internal successors, (301), 34 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:35,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 07:08:35,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:35,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:36,393 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:36,589 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 [2024-04-05 07:08:36,589 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:36,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:36,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1590690733, now seen corresponding path program 1 times [2024-04-05 07:08:36,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:36,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487209348] [2024-04-05 07:08:36,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:36,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:36,894 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:36,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:36,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487209348] [2024-04-05 07:08:36,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487209348] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:36,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1207627584] [2024-04-05 07:08:36,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:36,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:36,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:36,896 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) [2024-04-05 07:08:36,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2024-04-05 07:08:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:37,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:08:37,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:37,198 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:37,198 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:08:37,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1207627584] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:37,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:37,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:08:37,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593761442] [2024-04-05 07:08:37,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:37,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:37,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:37,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:37,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:08:37,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:37,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:37,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:37,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:37,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:37,605 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 [2024-04-05 07:08:37,605 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2024-04-05 07:08:37,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:37,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1642784751, now seen corresponding path program 1 times [2024-04-05 07:08:37,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:37,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650229038] [2024-04-05 07:08:37,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:37,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:37,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:08:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:37,677 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:08:37,678 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 10 remaining) [2024-04-05 07:08:37,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 10 remaining) [2024-04-05 07:08:37,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-04-05 07:08:37,680 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 07:08:37,683 WARN L233 ceAbstractionStarter]: 8 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:08:37,683 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 9 thread instances. [2024-04-05 07:08:37,703 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:08:37,706 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:08:37,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:08:37,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:37,707 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:08:37,710 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:08:37,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:37,711 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:08:37,711 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:08:37,711 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-04-05 07:08:37,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (60)] Waiting until timeout for monitored process [2024-04-05 07:08:37,724 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:37,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:37,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1490690281, now seen corresponding path program 1 times [2024-04-05 07:08:37,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:37,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144314399] [2024-04-05 07:08:37,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:37,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:08:37,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:37,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144314399] [2024-04-05 07:08:37,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144314399] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:37,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:37,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:08:37,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748922885] [2024-04-05 07:08:37,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:37,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:08:37,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:37,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:08:37,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:08:37,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:37,806 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:37,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:37,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:37,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:37,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-04-05 07:08:37,814 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:37,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:37,814 INFO L85 PathProgramCache]: Analyzing trace with hash 1743043592, now seen corresponding path program 1 times [2024-04-05 07:08:37,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:37,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932286321] [2024-04-05 07:08:37,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:37,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:37,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:37,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932286321] [2024-04-05 07:08:37,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932286321] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:37,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:37,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:08:37,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838942865] [2024-04-05 07:08:37,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:37,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:37,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:37,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:37,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:08:37,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:37,846 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:37,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:37,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:37,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:37,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:37,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:37,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-04-05 07:08:37,941 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:37,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:37,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1332395900, now seen corresponding path program 1 times [2024-04-05 07:08:37,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:37,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847591270] [2024-04-05 07:08:37,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:37,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 96 proven. 5 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:08:38,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:38,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847591270] [2024-04-05 07:08:38,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847591270] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:38,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [529242699] [2024-04-05 07:08:38,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:38,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:38,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:38,043 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) [2024-04-05 07:08:38,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Waiting until timeout for monitored process [2024-04-05 07:08:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:38,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:08:38,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 96 proven. 5 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:08:38,305 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:38,392 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 96 proven. 5 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:08:38,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [529242699] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:38,393 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:38,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:08:38,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993537670] [2024-04-05 07:08:38,395 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:38,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:08:38,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:38,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:08:38,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:38,396 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:38,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 10.2) internal successors, (153), 15 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:38,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:38,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:38,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:38,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:38,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:38,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:38,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:38,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76,61 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:38,677 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:38,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:38,678 INFO L85 PathProgramCache]: Analyzing trace with hash -2106827248, now seen corresponding path program 1 times [2024-04-05 07:08:38,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:38,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338830195] [2024-04-05 07:08:38,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:38,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:38,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:38,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338830195] [2024-04-05 07:08:38,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338830195] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:38,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127973644] [2024-04-05 07:08:38,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:38,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:38,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:38,743 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) [2024-04-05 07:08:38,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2024-04-05 07:08:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:38,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:08:38,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:38,945 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:38,945 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:39,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127973644] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:39,049 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:39,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:08:39,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612102987] [2024-04-05 07:08:39,049 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:39,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:08:39,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:39,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:08:39,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:08:39,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:39,050 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:39,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:39,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:39,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:39,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:39,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:39,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:39,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:39,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:39,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:39,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:39,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77,62 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:39,417 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:39,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:39,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1574588151, now seen corresponding path program 1 times [2024-04-05 07:08:39,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:39,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402948680] [2024-04-05 07:08:39,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:39,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:39,498 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:39,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:39,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402948680] [2024-04-05 07:08:39,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402948680] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:39,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572707156] [2024-04-05 07:08:39,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:39,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:39,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:39,500 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) [2024-04-05 07:08:39,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2024-04-05 07:08:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:39,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:08:39,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:39,710 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:39,710 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:39,736 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:08:39,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572707156] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:39,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:39,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:08:39,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091732920] [2024-04-05 07:08:39,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:39,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:39,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:39,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:39,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:39,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:39,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:39,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:39,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:39,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:39,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:39,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:40,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:40,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:40,271 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,SelfDestructingSolverStorable78 [2024-04-05 07:08:40,271 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:40,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:40,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1029609162, now seen corresponding path program 1 times [2024-04-05 07:08:40,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:40,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634891879] [2024-04-05 07:08:40,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:40,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 156 proven. 36 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:08:40,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:40,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634891879] [2024-04-05 07:08:40,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634891879] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:40,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [856859393] [2024-04-05 07:08:40,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:40,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:40,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:40,395 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) [2024-04-05 07:08:40,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-04-05 07:08:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:40,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:08:40,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:40,652 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 156 proven. 36 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:08:40,652 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:40,752 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 156 proven. 36 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:08:40,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [856859393] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:40,752 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:40,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:08:40,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46047898] [2024-04-05 07:08:40,752 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:40,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:08:40,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:40,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:08:40,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:08:40,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:40,753 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:40,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 11.38888888888889) internal successors, (205), 18 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:40,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:40,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:40,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:40,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:40,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:40,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:40,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:40,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:40,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:40,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:40,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:40,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:40,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:41,130 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,SelfDestructingSolverStorable79 [2024-04-05 07:08:41,130 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:41,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:41,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1224758415, now seen corresponding path program 1 times [2024-04-05 07:08:41,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:41,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226710920] [2024-04-05 07:08:41,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:41,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:41,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:41,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226710920] [2024-04-05 07:08:41,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226710920] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:41,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973376962] [2024-04-05 07:08:41,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:41,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:41,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:41,255 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) [2024-04-05 07:08:41,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2024-04-05 07:08:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:41,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:08:41,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:41,536 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:41,536 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:08:41,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973376962] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:41,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:41,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:08:41,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614820633] [2024-04-05 07:08:41,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:41,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:41,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:41,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:41,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:08:41,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:41,580 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:41,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:41,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:41,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:41,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:41,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:41,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:41,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:41,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:41,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:41,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:41,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:41,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:41,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:41,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:41,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:41,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:42,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,65 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:42,085 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:42,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:42,086 INFO L85 PathProgramCache]: Analyzing trace with hash 2134936139, now seen corresponding path program 1 times [2024-04-05 07:08:42,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:42,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755169744] [2024-04-05 07:08:42,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:42,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:42,246 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 165 proven. 62 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:42,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:42,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755169744] [2024-04-05 07:08:42,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755169744] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:42,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221246883] [2024-04-05 07:08:42,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:42,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:42,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:42,262 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) [2024-04-05 07:08:42,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Waiting until timeout for monitored process [2024-04-05 07:08:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:42,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:08:42,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:42,546 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 165 proven. 62 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:42,546 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:42,729 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 165 proven. 62 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:08:42,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1221246883] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:42,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:42,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:08:42,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546742048] [2024-04-05 07:08:42,730 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:42,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:08:42,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:42,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:08:42,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:08:42,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:42,731 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:42,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 10.5) internal successors, (231), 22 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:42,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:42,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:42,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:42,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:42,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:42,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:42,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:42,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:43,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:43,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:43,253 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,SelfDestructingSolverStorable81 [2024-04-05 07:08:43,254 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:43,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:43,254 INFO L85 PathProgramCache]: Analyzing trace with hash 591601482, now seen corresponding path program 1 times [2024-04-05 07:08:43,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:43,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085253846] [2024-04-05 07:08:43,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:43,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:43,400 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:43,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:43,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085253846] [2024-04-05 07:08:43,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085253846] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:43,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138036468] [2024-04-05 07:08:43,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:43,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:43,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:43,402 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) [2024-04-05 07:08:43,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-04-05 07:08:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:43,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:08:43,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:43,696 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:43,696 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:43,733 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:08:43,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138036468] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:43,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:43,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:08:43,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132864815] [2024-04-05 07:08:43,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:43,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:43,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:43,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:43,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:08:43,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:43,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:43,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:43,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:43,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:43,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:43,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:43,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:43,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:43,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:43,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:43,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:44,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:44,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:44,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,67 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:44,242 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:44,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:44,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1079118982, now seen corresponding path program 1 times [2024-04-05 07:08:44,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:44,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347011290] [2024-04-05 07:08:44,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:44,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:44,424 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 160 proven. 95 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:44,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:44,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347011290] [2024-04-05 07:08:44,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347011290] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:44,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130297035] [2024-04-05 07:08:44,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:44,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:44,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:44,427 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) [2024-04-05 07:08:44,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Waiting until timeout for monitored process [2024-04-05 07:08:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:44,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:08:44,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 160 proven. 95 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:44,743 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:44,997 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 160 proven. 95 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:08:44,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2130297035] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:44,997 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:44,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:08:44,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950350836] [2024-04-05 07:08:44,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:44,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:08:44,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:44,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:08:44,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:08:44,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:44,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:44,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 9.884615384615385) internal successors, (257), 26 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:44,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:45,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Ended with exit code 0 [2024-04-05 07:08:45,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,68 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:45,614 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:45,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:45,614 INFO L85 PathProgramCache]: Analyzing trace with hash -896948334, now seen corresponding path program 1 times [2024-04-05 07:08:45,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:45,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193148969] [2024-04-05 07:08:45,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:45,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:45,806 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:45,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:45,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193148969] [2024-04-05 07:08:45,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193148969] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:45,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [584771035] [2024-04-05 07:08:45,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:45,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:45,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:45,807 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) [2024-04-05 07:08:45,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2024-04-05 07:08:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:45,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:08:46,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:46,063 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:46,102 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:08:46,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [584771035] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:46,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:46,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:08:46,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533841063] [2024-04-05 07:08:46,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:46,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:46,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:46,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:46,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:08:46,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:46,103 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:46,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:46,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:46,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:46,512 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:46,707 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,SelfDestructingSolverStorable84 [2024-04-05 07:08:46,707 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:46,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:46,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1862233791, now seen corresponding path program 1 times [2024-04-05 07:08:46,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:46,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185595756] [2024-04-05 07:08:46,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:46,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:46,937 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 141 proven. 135 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:46,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:46,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185595756] [2024-04-05 07:08:46,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185595756] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:46,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951553380] [2024-04-05 07:08:46,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:46,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:46,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:46,939 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) [2024-04-05 07:08:46,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2024-04-05 07:08:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:47,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:08:47,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:47,244 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 141 proven. 135 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:47,244 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 141 proven. 135 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:08:47,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951553380] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:47,570 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:47,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:08:47,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830711103] [2024-04-05 07:08:47,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:47,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:08:47,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:47,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:08:47,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:08:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:47,572 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:47,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 9.433333333333334) internal successors, (283), 30 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:47,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:47,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:47,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:47,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:47,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:47,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:47,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:47,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:47,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:47,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:47,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:47,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:48,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:48,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:48,131 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:48,331 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,SelfDestructingSolverStorable85 [2024-04-05 07:08:48,331 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:48,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:48,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1180094859, now seen corresponding path program 1 times [2024-04-05 07:08:48,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:48,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698552853] [2024-04-05 07:08:48,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:48,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:48,566 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:48,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:48,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698552853] [2024-04-05 07:08:48,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698552853] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:48,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529847419] [2024-04-05 07:08:48,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:48,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:48,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:48,567 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) [2024-04-05 07:08:48,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2024-04-05 07:08:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:48,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:08:48,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:48,922 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:48,980 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:08:48,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529847419] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:48,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:48,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:08:48,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938481551] [2024-04-05 07:08:48,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:48,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:48,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:48,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:48,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:08:48,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:48,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:48,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:48,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:48,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:48,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:48,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:48,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:48,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:48,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:48,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:48,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:48,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:48,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:48,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:48,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:49,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:49,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:49,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:49,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:49,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:49,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:49,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:49,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:49,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:49,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:49,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:49,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:49,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:49,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Ended with exit code 0 [2024-04-05 07:08:49,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86,71 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:49,758 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:49,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:49,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1307635858, now seen corresponding path program 1 times [2024-04-05 07:08:49,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:49,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713804309] [2024-04-05 07:08:49,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:49,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:50,014 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 108 proven. 182 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:50,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:50,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713804309] [2024-04-05 07:08:50,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713804309] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:50,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762321480] [2024-04-05 07:08:50,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:50,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:50,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:50,016 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) [2024-04-05 07:08:50,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2024-04-05 07:08:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:50,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:08:50,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:50,343 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 108 proven. 182 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:50,344 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:50,741 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 108 proven. 182 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:08:50,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [762321480] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:50,742 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:50,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:08:50,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045101714] [2024-04-05 07:08:50,742 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:50,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:08:50,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:50,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:08:50,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:08:50,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:50,743 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:50,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.088235294117647) internal successors, (309), 34 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:50,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:50,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:50,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:50,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:50,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:51,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:51,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:51,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:51,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:51,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:51,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:51,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87,72 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:51,481 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:51,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:51,482 INFO L85 PathProgramCache]: Analyzing trace with hash 269514163, now seen corresponding path program 1 times [2024-04-05 07:08:51,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:51,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647983171] [2024-04-05 07:08:51,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:51,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:51,756 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:51,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:51,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647983171] [2024-04-05 07:08:51,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647983171] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:51,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [657276107] [2024-04-05 07:08:51,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:51,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:51,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:51,758 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) [2024-04-05 07:08:51,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Waiting until timeout for monitored process [2024-04-05 07:08:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:51,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:08:51,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:52,114 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:52,114 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:52,194 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:08:52,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [657276107] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:52,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:52,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:08:52,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853354675] [2024-04-05 07:08:52,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:52,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:52,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:52,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:52,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:08:52,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:52,196 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:52,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:52,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:52,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:52,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:52,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:52,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 07:08:52,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:52,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Ended with exit code 0 [2024-04-05 07:08:52,927 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,SelfDestructingSolverStorable88 [2024-04-05 07:08:52,927 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:52,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:52,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1700188069, now seen corresponding path program 1 times [2024-04-05 07:08:52,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:52,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267796877] [2024-04-05 07:08:52,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:52,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:53,214 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 61 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:53,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:53,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267796877] [2024-04-05 07:08:53,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267796877] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:53,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2094999110] [2024-04-05 07:08:53,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:53,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:53,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:53,216 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) [2024-04-05 07:08:53,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Waiting until timeout for monitored process [2024-04-05 07:08:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:53,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:08:53,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:53,583 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 61 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:53,584 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:54,074 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 61 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:54,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2094999110] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:54,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:54,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:08:54,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978523812] [2024-04-05 07:08:54,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:54,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:08:54,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:54,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:08:54,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:08:54,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:54,076 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:54,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 8.81578947368421) internal successors, (335), 38 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:54,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:54,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:54,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:54,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:54,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:54,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:08:54,994 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Ended with exit code 0 [2024-04-05 07:08:55,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89,74 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:55,189 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:55,189 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:55,189 INFO L85 PathProgramCache]: Analyzing trace with hash -96550196, now seen corresponding path program 1 times [2024-04-05 07:08:55,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:55,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171944653] [2024-04-05 07:08:55,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:55,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:55,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:55,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171944653] [2024-04-05 07:08:55,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171944653] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:55,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1927276018] [2024-04-05 07:08:55,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:55,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:55,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:55,489 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) [2024-04-05 07:08:55,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Waiting until timeout for monitored process [2024-04-05 07:08:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:55,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:08:55,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:55,882 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:08:55,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1927276018] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:55,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:55,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:08:55,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192061825] [2024-04-05 07:08:55,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:55,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:55,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:55,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:55,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:08:55,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:55,952 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:55,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:08:55,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:56,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:08:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:56,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Ended with exit code 0 [2024-04-05 07:08:56,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,75 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:56,297 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-05 07:08:56,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:56,297 INFO L85 PathProgramCache]: Analyzing trace with hash 677875844, now seen corresponding path program 1 times [2024-04-05 07:08:56,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:56,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465799222] [2024-04-05 07:08:56,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:56,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:56,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:08:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:08:56,380 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:08:56,380 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:08:56,380 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2024-04-05 07:08:56,380 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 11 remaining) [2024-04-05 07:08:56,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 11 remaining) [2024-04-05 07:08:56,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-04-05 07:08:56,382 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 07:08:56,382 WARN L233 ceAbstractionStarter]: 9 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:08:56,382 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 10 thread instances. [2024-04-05 07:08:56,412 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:08:56,414 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:08:56,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:08:56,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:56,417 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) [2024-04-05 07:08:56,418 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 [2024-04-05 07:08:56,420 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:08:56,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:56,420 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:08:56,420 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:08:56,420 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-04-05 07:08:56,431 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:08:56,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:56,432 INFO L85 PathProgramCache]: Analyzing trace with hash -708901526, now seen corresponding path program 1 times [2024-04-05 07:08:56,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:56,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631642549] [2024-04-05 07:08:56,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:56,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:08:56,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:56,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631642549] [2024-04-05 07:08:56,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631642549] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:56,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:56,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:08:56,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856885939] [2024-04-05 07:08:56,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:56,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:08:56,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:56,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:08:56,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:08:56,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:56,533 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:56,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:56,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:56,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:56,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-04-05 07:08:56,540 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:08:56,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:56,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1334149738, now seen corresponding path program 1 times [2024-04-05 07:08:56,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:56,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364561730] [2024-04-05 07:08:56,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:56,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:56,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:56,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:56,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364561730] [2024-04-05 07:08:56,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364561730] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:08:56,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:08:56,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:08:56,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491789667] [2024-04-05 07:08:56,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:56,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:56,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:56,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:56,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:08:56,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:56,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:56,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:56,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:56,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:56,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-04-05 07:08:56,685 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:08:56,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:56,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1462375958, now seen corresponding path program 1 times [2024-04-05 07:08:56,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:56,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944575674] [2024-04-05 07:08:56,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:56,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 108 proven. 5 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:08:56,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:56,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944575674] [2024-04-05 07:08:56,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944575674] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:56,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946770668] [2024-04-05 07:08:56,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:56,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:56,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:56,791 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) [2024-04-05 07:08:56,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Waiting until timeout for monitored process [2024-04-05 07:08:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:57,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:08:57,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 108 proven. 5 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:08:57,094 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:57,160 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 108 proven. 5 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:08:57,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946770668] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:57,161 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:57,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:08:57,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263713155] [2024-04-05 07:08:57,161 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:57,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:08:57,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:57,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:08:57,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:57,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:57,162 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:57,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 10.733333333333333) internal successors, (161), 15 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:57,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:57,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:08:57,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:57,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:57,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:57,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:57,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:57,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94,77 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:57,436 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:08:57,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:57,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1993534017, now seen corresponding path program 1 times [2024-04-05 07:08:57,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:57,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108997300] [2024-04-05 07:08:57,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:57,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:57,501 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:57,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:57,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108997300] [2024-04-05 07:08:57,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108997300] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:57,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084486872] [2024-04-05 07:08:57,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:57,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:57,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:57,503 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) [2024-04-05 07:08:57,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2024-04-05 07:08:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:57,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:08:57,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:57,754 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:57,754 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:57,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084486872] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:57,917 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:57,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:08:57,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799012125] [2024-04-05 07:08:57,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:57,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:08:57,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:57,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:08:57,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:08:57,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:57,918 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:57,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:57,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:57,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:57,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:08:57,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:58,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:58,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:58,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:58,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:58,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Forceful destruction successful, exit code 0 [2024-04-05 07:08:58,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95,78 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:58,324 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:08:58,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:58,324 INFO L85 PathProgramCache]: Analyzing trace with hash -552601225, now seen corresponding path program 1 times [2024-04-05 07:08:58,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:58,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463154855] [2024-04-05 07:08:58,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:58,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:58,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:58,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463154855] [2024-04-05 07:08:58,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463154855] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:58,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827072886] [2024-04-05 07:08:58,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:58,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:58,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:58,415 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) [2024-04-05 07:08:58,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2024-04-05 07:08:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:58,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:08:58,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:58,671 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:08:58,672 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:08:58,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827072886] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:58,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:08:58,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:08:58,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396979879] [2024-04-05 07:08:58,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:08:58,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:08:58,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:58,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:08:58,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:08:58,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:58,711 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:58,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:58,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:58,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:58,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:08:58,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:08:58,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:59,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:59,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:59,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:59,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:59,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:59,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Ended with exit code 0 [2024-04-05 07:08:59,330 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,SelfDestructingSolverStorable96 [2024-04-05 07:08:59,331 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:08:59,331 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:08:59,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1667511692, now seen corresponding path program 1 times [2024-04-05 07:08:59,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:08:59,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935753454] [2024-04-05 07:08:59,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:59,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:08:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 182 proven. 36 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:08:59,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:08:59,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935753454] [2024-04-05 07:08:59,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935753454] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:08:59,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948504162] [2024-04-05 07:08:59,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:08:59,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:08:59,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:08:59,474 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) [2024-04-05 07:08:59,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2024-04-05 07:08:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:08:59,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:08:59,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:08:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 182 proven. 36 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:08:59,779 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:08:59,914 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 182 proven. 36 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:08:59,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948504162] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:08:59,914 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:08:59,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:08:59,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479869160] [2024-04-05 07:08:59,914 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:08:59,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:08:59,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:08:59,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:08:59,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:08:59,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:08:59,915 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:08:59,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 11.833333333333334) internal successors, (213), 18 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:08:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:08:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:08:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:08:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:08:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:08:59,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:00,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:00,097 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Ended with exit code 0 [2024-04-05 07:09:00,291 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,SelfDestructingSolverStorable97 [2024-04-05 07:09:00,291 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:00,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:00,292 INFO L85 PathProgramCache]: Analyzing trace with hash -344808064, now seen corresponding path program 1 times [2024-04-05 07:09:00,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:00,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87280627] [2024-04-05 07:09:00,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:00,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:00,470 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:00,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:00,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87280627] [2024-04-05 07:09:00,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87280627] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:00,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33121976] [2024-04-05 07:09:00,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:00,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:00,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:00,472 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) [2024-04-05 07:09:00,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Waiting until timeout for monitored process [2024-04-05 07:09:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:00,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:09:00,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:00,764 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:00,806 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:09:00,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33121976] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:00,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:00,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:09:00,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20633098] [2024-04-05 07:09:00,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:00,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:00,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:00,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:00,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:09:00,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:00,807 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:00,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:00,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:00,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:00,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:00,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:00,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:00,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:00,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:01,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:01,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:01,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:01,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:01,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:01,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:01,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:01,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Ended with exit code 0 [2024-04-05 07:09:01,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,81 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:01,269 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:01,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:01,269 INFO L85 PathProgramCache]: Analyzing trace with hash 804777746, now seen corresponding path program 1 times [2024-04-05 07:09:01,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:01,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628722011] [2024-04-05 07:09:01,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:01,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 198 proven. 62 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:09:01,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:01,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628722011] [2024-04-05 07:09:01,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628722011] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:01,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701774959] [2024-04-05 07:09:01,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:01,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:01,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:01,422 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) [2024-04-05 07:09:01,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Waiting until timeout for monitored process [2024-04-05 07:09:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:01,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:09:01,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:01,721 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 198 proven. 62 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:09:01,721 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:01,848 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 198 proven. 62 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:09:01,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701774959] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:01,848 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:01,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:09:01,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214298282] [2024-04-05 07:09:01,849 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:01,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:09:01,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:01,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:09:01,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:09:01,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:01,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:01,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 10.863636363636363) internal successors, (239), 22 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:02,050 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:02,250 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,SelfDestructingSolverStorable99 [2024-04-05 07:09:02,251 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:02,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:02,251 INFO L85 PathProgramCache]: Analyzing trace with hash -2028605480, now seen corresponding path program 1 times [2024-04-05 07:09:02,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:02,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769104225] [2024-04-05 07:09:02,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:02,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:02,418 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:02,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:02,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769104225] [2024-04-05 07:09:02,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769104225] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:02,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754920731] [2024-04-05 07:09:02,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:02,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:02,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:02,421 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) [2024-04-05 07:09:02,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Waiting until timeout for monitored process [2024-04-05 07:09:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:02,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:09:02,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:02,714 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:09:02,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754920731] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:02,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:02,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:09:02,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205545058] [2024-04-05 07:09:02,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:02,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:02,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:02,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:02,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:09:02,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:02,760 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:02,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:02,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:02,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:02,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:02,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:02,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:02,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:02,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:02,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:02,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:03,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:03,292 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,SelfDestructingSolverStorable100 [2024-04-05 07:09:03,292 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:03,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:03,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1368758044, now seen corresponding path program 1 times [2024-04-05 07:09:03,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:03,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055416321] [2024-04-05 07:09:03,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:03,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:03,482 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 200 proven. 95 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:09:03,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:03,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055416321] [2024-04-05 07:09:03,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055416321] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:03,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971828918] [2024-04-05 07:09:03,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:03,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:03,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:03,484 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) [2024-04-05 07:09:03,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (84)] Waiting until timeout for monitored process [2024-04-05 07:09:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:03,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:09:03,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:03,788 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 200 proven. 95 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:09:03,789 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:04,012 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 200 proven. 95 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:09:04,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971828918] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:04,013 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:04,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:09:04,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772512518] [2024-04-05 07:09:04,013 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:04,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:09:04,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:04,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:09:04,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:09:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:04,016 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:04,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 10.192307692307692) internal successors, (265), 26 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:04,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:04,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:04,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:04,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:04,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:04,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:04,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:04,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:04,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:04,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:04,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (84)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:04,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 84 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2024-04-05 07:09:04,545 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:04,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:04,552 INFO L85 PathProgramCache]: Analyzing trace with hash -1137862399, now seen corresponding path program 1 times [2024-04-05 07:09:04,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:04,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825764934] [2024-04-05 07:09:04,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:04,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:04,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:04,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825764934] [2024-04-05 07:09:04,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825764934] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:04,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333370137] [2024-04-05 07:09:04,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:04,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:04,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:04,782 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) [2024-04-05 07:09:04,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Waiting until timeout for monitored process [2024-04-05 07:09:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:05,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:09:05,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:05,123 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:05,123 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:05,177 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:09:05,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333370137] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:05,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:05,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:09:05,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173645594] [2024-04-05 07:09:05,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:05,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:05,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:05,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:05,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:09:05,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:05,178 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:05,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:05,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:05,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:05,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:05,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:05,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:05,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:05,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:05,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 85 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2024-04-05 07:09:05,818 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:05,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:05,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1882840110, now seen corresponding path program 1 times [2024-04-05 07:09:05,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:05,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119537543] [2024-04-05 07:09:05,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:05,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 188 proven. 135 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:09:06,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:06,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119537543] [2024-04-05 07:09:06,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119537543] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:06,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230389706] [2024-04-05 07:09:06,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:06,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:06,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:06,070 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) [2024-04-05 07:09:06,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2024-04-05 07:09:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:06,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:09:06,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:06,483 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 188 proven. 135 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:09:06,484 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:06,818 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 188 proven. 135 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:09:06,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230389706] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:06,819 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:06,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:09:06,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61778430] [2024-04-05 07:09:06,819 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:06,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:09:06,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:06,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:09:06,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:09:06,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:06,820 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:06,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 9.7) internal successors, (291), 30 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:06,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:06,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:06,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:06,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:06,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:06,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:06,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:06,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:06,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:06,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:06,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:06,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:07,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:07,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Ended with exit code 0 [2024-04-05 07:09:07,481 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,SelfDestructingSolverStorable103 [2024-04-05 07:09:07,481 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:07,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:07,482 INFO L85 PathProgramCache]: Analyzing trace with hash 381886905, now seen corresponding path program 1 times [2024-04-05 07:09:07,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:07,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483075142] [2024-04-05 07:09:07,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:07,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:07,694 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:07,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:07,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483075142] [2024-04-05 07:09:07,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483075142] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:07,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1210927774] [2024-04-05 07:09:07,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:07,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:07,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:07,696 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) [2024-04-05 07:09:07,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (87)] Waiting until timeout for monitored process [2024-04-05 07:09:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:07,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:09:07,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:08,045 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:09:08,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1210927774] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:08,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:08,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:09:08,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90474645] [2024-04-05 07:09:08,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:08,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:08,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:08,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:08,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:09:08,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:08,096 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:08,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:08,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:08,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:08,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (87)] Ended with exit code 0 [2024-04-05 07:09:09,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,87 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:09,035 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:09,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:09,035 INFO L85 PathProgramCache]: Analyzing trace with hash 760042854, now seen corresponding path program 1 times [2024-04-05 07:09:09,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:09,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867783575] [2024-04-05 07:09:09,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:09,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:09,312 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 162 proven. 182 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:09:09,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:09,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867783575] [2024-04-05 07:09:09,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867783575] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:09,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1392477359] [2024-04-05 07:09:09,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:09,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:09,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:09,313 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) [2024-04-05 07:09:09,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Waiting until timeout for monitored process [2024-04-05 07:09:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:09,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:09:09,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 162 proven. 182 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:09:09,701 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:10,111 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 162 proven. 182 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:09:10,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1392477359] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:10,112 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:10,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:09:10,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175761373] [2024-04-05 07:09:10,112 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:10,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:09:10,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:10,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:09:10,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:09:10,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:10,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:10,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.323529411764707) internal successors, (317), 34 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:10,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:10,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:10,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:10,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:10,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:10,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:11,058 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,SelfDestructingSolverStorable105 [2024-04-05 07:09:11,058 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:11,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:11,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1675109186, now seen corresponding path program 1 times [2024-04-05 07:09:11,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:11,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440740712] [2024-04-05 07:09:11,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:11,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:11,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:11,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440740712] [2024-04-05 07:09:11,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440740712] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:11,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579515265] [2024-04-05 07:09:11,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:11,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:11,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:11,426 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) [2024-04-05 07:09:11,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (89)] Waiting until timeout for monitored process [2024-04-05 07:09:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:11,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:09:11,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:11,838 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:11,838 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:11,901 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:09:11,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579515265] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:11,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:11,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:09:11,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700557374] [2024-04-05 07:09:11,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:11,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:11,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:11,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:11,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:09:11,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:11,902 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:11,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:11,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:11,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:11,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:11,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:11,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:11,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:11,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:11,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:11,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:11,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:11,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:11,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:11,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:11,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:11,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:12,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (89)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:12,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106,89 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:12,916 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:12,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:12,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1772354502, now seen corresponding path program 1 times [2024-04-05 07:09:12,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:12,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446698067] [2024-04-05 07:09:12,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:12,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:13,224 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 122 proven. 236 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:09:13,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:13,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446698067] [2024-04-05 07:09:13,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446698067] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:13,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704221496] [2024-04-05 07:09:13,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:13,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:13,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:13,229 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) [2024-04-05 07:09:13,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (90)] Waiting until timeout for monitored process [2024-04-05 07:09:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:13,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:09:13,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:13,678 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 122 proven. 236 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:09:13,678 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:14,133 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 122 proven. 236 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:09:14,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704221496] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:14,133 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:14,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:09:14,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550246889] [2024-04-05 07:09:14,134 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:14,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:09:14,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:14,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:09:14,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:09:14,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:14,135 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:14,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 9.026315789473685) internal successors, (343), 38 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:14,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:14,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:14,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:14,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:14,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:14,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:14,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:15,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (90)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:15,210 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,SelfDestructingSolverStorable107 [2024-04-05 07:09:15,210 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:15,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:15,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1214565862, now seen corresponding path program 1 times [2024-04-05 07:09:15,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:15,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138462098] [2024-04-05 07:09:15,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:15,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:15,558 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:15,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:15,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138462098] [2024-04-05 07:09:15,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138462098] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:15,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264025743] [2024-04-05 07:09:15,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:15,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:15,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:15,560 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) [2024-04-05 07:09:15,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (91)] Waiting until timeout for monitored process [2024-04-05 07:09:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:15,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:09:15,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:15,982 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:15,982 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:16,048 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:09:16,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264025743] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:16,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:16,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:09:16,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808511422] [2024-04-05 07:09:16,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:16,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:16,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:16,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:16,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:09:16,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:16,050 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:16,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:16,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:16,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 07:09:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:16,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (91)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:17,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108,91 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:17,058 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:17,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:17,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1865358286, now seen corresponding path program 1 times [2024-04-05 07:09:17,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:17,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330226495] [2024-04-05 07:09:17,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:17,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:17,387 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 68 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:17,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:17,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330226495] [2024-04-05 07:09:17,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330226495] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:17,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5086671] [2024-04-05 07:09:17,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:17,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:17,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:17,389 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) [2024-04-05 07:09:17,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Waiting until timeout for monitored process [2024-04-05 07:09:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:17,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:09:17,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:17,818 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 68 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:17,818 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:18,401 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 68 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:18,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5086671] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:18,401 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:18,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:09:18,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994590776] [2024-04-05 07:09:18,401 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:18,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:09:18,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:18,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:09:18,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:09:18,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:18,403 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:18,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 8.785714285714286) internal successors, (369), 42 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:18,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:18,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:18,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:18,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:18,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:18,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:18,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-05 07:09:18,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:18,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 07:09:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:19,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:19,673 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,SelfDestructingSolverStorable109 [2024-04-05 07:09:19,673 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:19,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:19,674 INFO L85 PathProgramCache]: Analyzing trace with hash 203312195, now seen corresponding path program 1 times [2024-04-05 07:09:19,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:19,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72807406] [2024-04-05 07:09:19,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:19,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:20,072 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:20,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:20,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72807406] [2024-04-05 07:09:20,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72807406] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:20,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [652660896] [2024-04-05 07:09:20,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:20,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:20,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:20,073 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) [2024-04-05 07:09:20,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Waiting until timeout for monitored process [2024-04-05 07:09:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:20,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:09:20,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:20,504 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:20,504 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:20,569 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:09:20,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [652660896] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:20,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:20,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:09:20,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291186228] [2024-04-05 07:09:20,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:20,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:20,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:20,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:20,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:09:20,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:20,571 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:20,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:20,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:20,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:20,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:20,914 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,SelfDestructingSolverStorable110 [2024-04-05 07:09:20,915 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 9 more)] === [2024-04-05 07:09:20,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:20,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1900830742, now seen corresponding path program 1 times [2024-04-05 07:09:20,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:20,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090544598] [2024-04-05 07:09:20,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:20,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:09:20,932 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:09:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:09:20,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:09:20,961 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:09:20,961 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 12 remaining) [2024-04-05 07:09:20,961 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 12 remaining) [2024-04-05 07:09:20,961 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 12 remaining) [2024-04-05 07:09:20,961 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 12 remaining) [2024-04-05 07:09:20,961 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 12 remaining) [2024-04-05 07:09:20,962 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 12 remaining) [2024-04-05 07:09:20,962 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 12 remaining) [2024-04-05 07:09:20,962 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 12 remaining) [2024-04-05 07:09:20,962 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 12 remaining) [2024-04-05 07:09:20,962 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 12 remaining) [2024-04-05 07:09:20,962 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 12 remaining) [2024-04-05 07:09:20,962 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 12 remaining) [2024-04-05 07:09:20,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-04-05 07:09:20,963 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 07:09:20,963 WARN L233 ceAbstractionStarter]: 10 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:09:20,963 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 11 thread instances. [2024-04-05 07:09:20,983 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:09:20,984 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:09:20,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:09:20,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:20,987 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:09:20,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (94)] Waiting until timeout for monitored process [2024-04-05 07:09:20,990 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:09:20,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:20,990 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:09:20,990 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:09:20,990 INFO L358 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2024-04-05 07:09:21,005 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:21,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:21,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1904437274, now seen corresponding path program 1 times [2024-04-05 07:09:21,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:21,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878178571] [2024-04-05 07:09:21,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:21,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:21,111 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:09:21,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:21,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878178571] [2024-04-05 07:09:21,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878178571] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:09:21,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:09:21,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:09:21,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075949222] [2024-04-05 07:09:21,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:21,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:09:21,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:21,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:09:21,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:09:21,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:21,112 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:21,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:21,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:21,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:21,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-04-05 07:09:21,120 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:21,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:21,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1201524572, now seen corresponding path program 1 times [2024-04-05 07:09:21,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:21,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883995451] [2024-04-05 07:09:21,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:21,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:21,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:21,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:21,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883995451] [2024-04-05 07:09:21,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883995451] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:09:21,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:09:21,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:09:21,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149165260] [2024-04-05 07:09:21,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:21,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:21,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:21,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:21,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:09:21,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:21,154 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:21,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:21,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:21,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:21,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:21,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:09:21,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-04-05 07:09:21,265 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:21,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:21,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1869202692, now seen corresponding path program 1 times [2024-04-05 07:09:21,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:21,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223996385] [2024-04-05 07:09:21,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:21,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:21,392 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 120 proven. 5 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:09:21,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:21,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223996385] [2024-04-05 07:09:21,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223996385] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:21,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128425083] [2024-04-05 07:09:21,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:21,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:21,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:21,395 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) [2024-04-05 07:09:21,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Waiting until timeout for monitored process [2024-04-05 07:09:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:21,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:09:21,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 120 proven. 5 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:09:21,732 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 120 proven. 5 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:09:21,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128425083] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:21,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:21,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:09:21,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583018415] [2024-04-05 07:09:21,850 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:21,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:09:21,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:21,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:09:21,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:09:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:21,851 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:21,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.266666666666667) internal successors, (169), 15 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:21,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:21,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:09:21,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:21,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:21,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:21,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:09:21,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:22,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 95 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2024-04-05 07:09:22,156 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:22,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:22,156 INFO L85 PathProgramCache]: Analyzing trace with hash -684197827, now seen corresponding path program 1 times [2024-04-05 07:09:22,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:22,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698084343] [2024-04-05 07:09:22,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:22,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:22,223 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:22,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:22,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698084343] [2024-04-05 07:09:22,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698084343] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:22,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343218223] [2024-04-05 07:09:22,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:22,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:22,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:22,225 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) [2024-04-05 07:09:22,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (96)] Waiting until timeout for monitored process [2024-04-05 07:09:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:22,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:09:22,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:22,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:22,543 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:22,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343218223] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:22,681 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:22,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:09:22,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251666908] [2024-04-05 07:09:22,681 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:22,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:09:22,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:22,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:09:22,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:09:22,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:22,682 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:22,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:22,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:22,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:22,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:09:22,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:22,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:22,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:22,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:22,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:22,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (96)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:23,089 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,SelfDestructingSolverStorable115 [2024-04-05 07:09:23,089 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:23,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:23,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1406184581, now seen corresponding path program 1 times [2024-04-05 07:09:23,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:23,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485236222] [2024-04-05 07:09:23,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:23,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:23,199 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:23,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:23,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485236222] [2024-04-05 07:09:23,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485236222] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:23,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511272972] [2024-04-05 07:09:23,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:23,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:23,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:23,200 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) [2024-04-05 07:09:23,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (97)] Waiting until timeout for monitored process [2024-04-05 07:09:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:23,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:09:23,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:23,513 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:23,551 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:09:23,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511272972] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:23,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:23,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:09:23,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892511360] [2024-04-05 07:09:23,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:23,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:23,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:23,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:23,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:09:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:23,552 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:23,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:23,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:23,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:23,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:23,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:23,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:24,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (97)] Ended with exit code 0 [2024-04-05 07:09:24,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116,97 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:24,273 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:24,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:24,273 INFO L85 PathProgramCache]: Analyzing trace with hash 65385826, now seen corresponding path program 1 times [2024-04-05 07:09:24,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:24,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363512440] [2024-04-05 07:09:24,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:24,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:24,423 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 208 proven. 36 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:09:24,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:24,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363512440] [2024-04-05 07:09:24,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363512440] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:24,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [742726398] [2024-04-05 07:09:24,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:24,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:24,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:24,425 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) [2024-04-05 07:09:24,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Waiting until timeout for monitored process [2024-04-05 07:09:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:24,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:09:24,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 208 proven. 36 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:09:24,775 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 208 proven. 36 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:09:24,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [742726398] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:24,913 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:24,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:09:24,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448477496] [2024-04-05 07:09:24,914 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:24,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:09:24,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:24,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:09:24,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:09:24,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:24,915 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:24,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 12.277777777777779) internal successors, (221), 18 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:25,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Ended with exit code 0 [2024-04-05 07:09:25,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117,98 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:25,298 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:25,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:25,298 INFO L85 PathProgramCache]: Analyzing trace with hash -342615298, now seen corresponding path program 1 times [2024-04-05 07:09:25,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:25,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376442577] [2024-04-05 07:09:25,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:25,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:25,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:25,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376442577] [2024-04-05 07:09:25,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376442577] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:25,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723860597] [2024-04-05 07:09:25,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:25,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:25,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:25,418 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) [2024-04-05 07:09:25,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (99)] Waiting until timeout for monitored process [2024-04-05 07:09:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:25,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:09:25,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:25,787 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:25,829 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:09:25,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723860597] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:25,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:25,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:09:25,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559834810] [2024-04-05 07:09:25,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:25,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:25,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:25,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:25,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:09:25,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:25,831 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:25,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:25,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:25,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:25,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:25,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:25,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:25,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:25,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:26,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (99)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:26,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118,99 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:26,353 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:26,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:26,353 INFO L85 PathProgramCache]: Analyzing trace with hash 520695612, now seen corresponding path program 1 times [2024-04-05 07:09:26,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:26,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917882238] [2024-04-05 07:09:26,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:26,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:26,555 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 231 proven. 62 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:09:26,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:26,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917882238] [2024-04-05 07:09:26,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917882238] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:26,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [39236415] [2024-04-05 07:09:26,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:26,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:26,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:26,557 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) [2024-04-05 07:09:26,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (100)] Waiting until timeout for monitored process [2024-04-05 07:09:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:26,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:09:26,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:26,928 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 231 proven. 62 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:09:26,928 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:27,122 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 231 proven. 62 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:09:27,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [39236415] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:27,122 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:27,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:09:27,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676381589] [2024-04-05 07:09:27,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:27,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:09:27,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:27,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:09:27,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:09:27,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:27,124 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:27,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 11.227272727272727) internal successors, (247), 22 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:27,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:27,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:27,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:27,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:27,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:27,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:27,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:27,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:27,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (100)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:27,589 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,SelfDestructingSolverStorable119 [2024-04-05 07:09:27,589 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:27,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:27,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1489584218, now seen corresponding path program 1 times [2024-04-05 07:09:27,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:27,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208837572] [2024-04-05 07:09:27,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:27,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:27,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:27,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208837572] [2024-04-05 07:09:27,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208837572] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:27,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [200256759] [2024-04-05 07:09:27,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:27,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:27,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:27,748 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:09:27,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (101)] Waiting until timeout for monitored process [2024-04-05 07:09:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:28,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:09:28,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:28,096 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:28,156 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:09:28,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [200256759] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:28,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:28,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:09:28,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688301872] [2024-04-05 07:09:28,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:28,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:28,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:28,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:28,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:09:28,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:28,157 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:28,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:28,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:28,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:28,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:28,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:28,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:28,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:28,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:28,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:28,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:28,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:28,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:28,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (101)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:28,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,101 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:28,821 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:28,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:28,822 INFO L85 PathProgramCache]: Analyzing trace with hash -2119103824, now seen corresponding path program 1 times [2024-04-05 07:09:28,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:28,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060106546] [2024-04-05 07:09:28,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:28,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:29,070 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 240 proven. 95 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:09:29,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:29,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060106546] [2024-04-05 07:09:29,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060106546] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:29,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140763104] [2024-04-05 07:09:29,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:29,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:29,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:29,072 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) [2024-04-05 07:09:29,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (102)] Waiting until timeout for monitored process [2024-04-05 07:09:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:29,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:09:29,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:29,461 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 240 proven. 95 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:09:29,461 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:29,683 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 240 proven. 95 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:09:29,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140763104] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:29,683 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:29,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:09:29,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017304864] [2024-04-05 07:09:29,683 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:29,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:09:29,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:29,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:09:29,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:09:29,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:29,685 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:29,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 10.5) internal successors, (273), 26 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:29,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:29,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:29,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:29,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:30,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:30,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:30,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:30,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:30,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:30,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:30,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (102)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:30,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121,102 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:30,247 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:30,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:30,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1397715903, now seen corresponding path program 1 times [2024-04-05 07:09:30,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:30,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806066535] [2024-04-05 07:09:30,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:30,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:30,447 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:30,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:30,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806066535] [2024-04-05 07:09:30,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806066535] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:30,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765454330] [2024-04-05 07:09:30,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:30,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:30,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:30,450 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) [2024-04-05 07:09:30,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (103)] Waiting until timeout for monitored process [2024-04-05 07:09:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:30,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:09:30,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:30,805 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:30,850 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:09:30,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1765454330] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:30,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:30,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:09:30,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724589892] [2024-04-05 07:09:30,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:30,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:30,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:30,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:30,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:09:30,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:30,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:30,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:30,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:31,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:31,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (103)] Ended with exit code 0 [2024-04-05 07:09:31,548 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,SelfDestructingSolverStorable122 [2024-04-05 07:09:31,548 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:31,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:31,549 INFO L85 PathProgramCache]: Analyzing trace with hash 619212470, now seen corresponding path program 1 times [2024-04-05 07:09:31,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:31,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123075572] [2024-04-05 07:09:31,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:31,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:31,826 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 235 proven. 135 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:09:31,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:31,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123075572] [2024-04-05 07:09:31,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123075572] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:31,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89291480] [2024-04-05 07:09:31,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:31,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:31,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:31,829 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) [2024-04-05 07:09:31,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Waiting until timeout for monitored process [2024-04-05 07:09:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:32,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:09:32,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:32,244 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 235 proven. 135 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:09:32,244 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 235 proven. 135 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:09:32,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89291480] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:32,575 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:32,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:09:32,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389710183] [2024-04-05 07:09:32,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:32,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:09:32,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:32,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:09:32,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:09:32,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:32,576 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:32,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 9.966666666666667) internal successors, (299), 30 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:32,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:32,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:32,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:32,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:33,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:33,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 104 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2024-04-05 07:09:33,324 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:33,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:33,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1846841529, now seen corresponding path program 1 times [2024-04-05 07:09:33,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:33,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266634965] [2024-04-05 07:09:33,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:33,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:33,551 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:33,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:33,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266634965] [2024-04-05 07:09:33,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266634965] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:33,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124332452] [2024-04-05 07:09:33,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:33,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:33,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:33,553 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) [2024-04-05 07:09:33,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (105)] Waiting until timeout for monitored process [2024-04-05 07:09:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:33,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:09:33,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:33,950 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:34,005 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:09:34,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124332452] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:34,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:34,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:09:34,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055970740] [2024-04-05 07:09:34,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:34,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:34,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:34,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:34,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:09:34,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:34,006 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:34,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:34,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:34,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:34,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (105)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:34,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 105 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124 [2024-04-05 07:09:34,938 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:34,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:34,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1385202788, now seen corresponding path program 1 times [2024-04-05 07:09:34,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:34,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238062900] [2024-04-05 07:09:34,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:34,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 216 proven. 182 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:09:35,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:35,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238062900] [2024-04-05 07:09:35,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238062900] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:35,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776190330] [2024-04-05 07:09:35,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:35,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:35,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:35,228 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) [2024-04-05 07:09:35,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (106)] Waiting until timeout for monitored process [2024-04-05 07:09:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:35,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:09:35,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:35,723 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 216 proven. 182 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:09:35,723 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:36,149 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 216 proven. 182 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:09:36,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776190330] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:36,149 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:36,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:09:36,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118880083] [2024-04-05 07:09:36,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:36,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:09:36,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:36,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:09:36,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:09:36,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:36,150 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:36,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.558823529411764) internal successors, (325), 34 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:36,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:36,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:36,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:36,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:36,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:36,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (106)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:37,041 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,SelfDestructingSolverStorable125 [2024-04-05 07:09:37,041 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:37,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:37,042 INFO L85 PathProgramCache]: Analyzing trace with hash -24813376, now seen corresponding path program 1 times [2024-04-05 07:09:37,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:37,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454117167] [2024-04-05 07:09:37,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:37,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:37,349 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:37,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:37,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454117167] [2024-04-05 07:09:37,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454117167] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:37,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532813351] [2024-04-05 07:09:37,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:37,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:37,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:37,350 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) [2024-04-05 07:09:37,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Waiting until timeout for monitored process [2024-04-05 07:09:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:37,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:09:37,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:37,746 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:37,746 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:37,796 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:09:37,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532813351] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:37,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:37,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:09:37,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697298120] [2024-04-05 07:09:37,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:37,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:37,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:37,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:37,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:09:37,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:37,797 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:37,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:37,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:37,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:39,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:39,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,107 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:39,583 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:39,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:39,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1893157242, now seen corresponding path program 1 times [2024-04-05 07:09:39,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:39,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66540151] [2024-04-05 07:09:39,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:39,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:39,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 183 proven. 236 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:09:39,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:39,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66540151] [2024-04-05 07:09:39,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66540151] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:39,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727932302] [2024-04-05 07:09:39,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:39,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:39,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:39,895 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) [2024-04-05 07:09:39,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Waiting until timeout for monitored process [2024-04-05 07:09:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:40,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:09:40,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 183 proven. 236 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:09:40,363 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:40,866 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 183 proven. 236 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:09:40,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [727932302] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:40,866 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:40,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:09:40,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997192031] [2024-04-05 07:09:40,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:40,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:09:40,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:40,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:09:40,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:09:40,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:40,867 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:40,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 9.236842105263158) internal successors, (351), 38 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:40,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:40,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:41,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:41,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:41,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:41,938 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,SelfDestructingSolverStorable127 [2024-04-05 07:09:41,939 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:41,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:41,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1965571752, now seen corresponding path program 1 times [2024-04-05 07:09:41,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:41,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198553669] [2024-04-05 07:09:41,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:41,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:42,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:42,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198553669] [2024-04-05 07:09:42,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198553669] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:42,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215159560] [2024-04-05 07:09:42,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:42,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:42,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:42,271 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) [2024-04-05 07:09:42,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Waiting until timeout for monitored process [2024-04-05 07:09:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:42,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:09:42,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:42,702 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:42,702 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:42,752 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:09:42,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1215159560] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:42,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:42,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:09:42,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111174793] [2024-04-05 07:09:42,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:42,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:42,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:42,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:42,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:09:42,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:42,754 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:42,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:45,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:45,257 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,SelfDestructingSolverStorable128 [2024-04-05 07:09:45,257 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:45,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:45,258 INFO L85 PathProgramCache]: Analyzing trace with hash -826377084, now seen corresponding path program 1 times [2024-04-05 07:09:45,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:45,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929698983] [2024-04-05 07:09:45,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:45,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 136 proven. 297 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:09:45,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:45,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929698983] [2024-04-05 07:09:45,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929698983] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:45,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112150956] [2024-04-05 07:09:45,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:45,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:45,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:45,616 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) [2024-04-05 07:09:45,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Waiting until timeout for monitored process [2024-04-05 07:09:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:45,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:09:45,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 136 proven. 297 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:09:46,110 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:46,692 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 136 proven. 297 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:09:46,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112150956] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:46,693 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:46,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:09:46,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625715777] [2024-04-05 07:09:46,693 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:46,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:09:46,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:46,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:09:46,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:09:46,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:46,694 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:46,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 8.976190476190476) internal successors, (377), 42 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:46,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:46,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:46,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:46,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:46,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:46,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:46,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:46,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:47,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:47,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:47,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:47,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:47,657 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,SelfDestructingSolverStorable129 [2024-04-05 07:09:47,657 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:47,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:47,658 INFO L85 PathProgramCache]: Analyzing trace with hash 61998401, now seen corresponding path program 1 times [2024-04-05 07:09:47,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:47,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858817430] [2024-04-05 07:09:47,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:47,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:47,969 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:47,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:47,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858817430] [2024-04-05 07:09:47,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858817430] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:47,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785610340] [2024-04-05 07:09:47,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:47,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:47,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:47,970 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) [2024-04-05 07:09:47,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (111)] Waiting until timeout for monitored process [2024-04-05 07:09:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:48,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:09:48,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:48,404 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:48,457 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:09:48,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [785610340] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:48,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:48,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:09:48,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117433654] [2024-04-05 07:09:48,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:48,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:48,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:48,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:48,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:09:48,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:48,458 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:48,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:48,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:48,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:49,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 07:09:49,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:49,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (111)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:49,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,111 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:49,496 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:49,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:49,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1808802278, now seen corresponding path program 1 times [2024-04-05 07:09:49,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:49,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502089905] [2024-04-05 07:09:49,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:49,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:49,942 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 75 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:49,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:49,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502089905] [2024-04-05 07:09:49,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502089905] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:49,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2087892971] [2024-04-05 07:09:49,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:49,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:49,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:49,944 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) [2024-04-05 07:09:49,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Waiting until timeout for monitored process [2024-04-05 07:09:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:50,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 43 conjunts are in the unsatisfiable core [2024-04-05 07:09:50,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:50,439 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 75 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:50,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:51,066 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 75 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:51,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2087892971] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:51,066 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:51,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2024-04-05 07:09:51,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464711369] [2024-04-05 07:09:51,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:51,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-05 07:09:51,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:51,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-05 07:09:51,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2024-04-05 07:09:51,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:51,068 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:51,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 8.76086956521739) internal successors, (403), 46 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:51,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:51,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:52,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 07:09:52,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:52,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:09:52,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:52,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,112 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:52,627 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:52,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:52,627 INFO L85 PathProgramCache]: Analyzing trace with hash -38589047, now seen corresponding path program 1 times [2024-04-05 07:09:52,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:52,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348959880] [2024-04-05 07:09:52,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:52,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:53,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:53,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348959880] [2024-04-05 07:09:53,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348959880] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:53,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1066683461] [2024-04-05 07:09:53,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:53,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:53,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:53,028 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) [2024-04-05 07:09:53,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Waiting until timeout for monitored process [2024-04-05 07:09:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:53,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 07:09:53,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:53,449 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:53,505 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-04-05 07:09:53,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1066683461] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:53,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:53,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25, 24] total 30 [2024-04-05 07:09:53,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966121751] [2024-04-05 07:09:53,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:53,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:53,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:53,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:53,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-04-05 07:09:53,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:53,507 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:53,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.0) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:53,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 07:09:53,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:09:53,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:09:53,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 07:09:53,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:53,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:09:53,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:53,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:53,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 113 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable132 [2024-04-05 07:09:53,838 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 10 more)] === [2024-04-05 07:09:53,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:53,838 INFO L85 PathProgramCache]: Analyzing trace with hash 163042864, now seen corresponding path program 1 times [2024-04-05 07:09:53,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:53,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271581525] [2024-04-05 07:09:53,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:53,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:09:53,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:09:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:09:53,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:09:53,916 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 13 remaining) [2024-04-05 07:09:53,917 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 13 remaining) [2024-04-05 07:09:53,918 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 13 remaining) [2024-04-05 07:09:53,918 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 13 remaining) [2024-04-05 07:09:53,918 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 13 remaining) [2024-04-05 07:09:53,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2024-04-05 07:09:53,919 INFO L445 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] [2024-04-05 07:09:53,920 WARN L233 ceAbstractionStarter]: 11 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:09:53,921 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 12 thread instances. [2024-04-05 07:09:53,945 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:09:53,947 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:09:53,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:09:53,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:53,948 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:09:53,961 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:09:53,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:53,961 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:09:53,962 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:09:53,962 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2024-04-05 07:09:53,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (114)] Waiting until timeout for monitored process [2024-04-05 07:09:53,980 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:09:53,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:53,980 INFO L85 PathProgramCache]: Analyzing trace with hash -2130080999, now seen corresponding path program 1 times [2024-04-05 07:09:53,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:53,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208627927] [2024-04-05 07:09:53,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:53,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:09:54,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:54,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208627927] [2024-04-05 07:09:54,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208627927] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:09:54,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:09:54,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:09:54,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284440265] [2024-04-05 07:09:54,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:54,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:09:54,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:54,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:09:54,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:09:54,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:54,082 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:54,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:54,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:54,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:54,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2024-04-05 07:09:54,089 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:09:54,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:54,089 INFO L85 PathProgramCache]: Analyzing trace with hash 864410418, now seen corresponding path program 1 times [2024-04-05 07:09:54,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:54,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163364378] [2024-04-05 07:09:54,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:54,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:54,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:54,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163364378] [2024-04-05 07:09:54,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163364378] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:09:54,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:09:54,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:09:54,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526822188] [2024-04-05 07:09:54,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:54,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:54,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:54,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:54,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:09:54,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:54,120 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:54,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:54,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:54,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:54,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:54,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:09:54,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2024-04-05 07:09:54,224 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:09:54,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:54,224 INFO L85 PathProgramCache]: Analyzing trace with hash 72638654, now seen corresponding path program 1 times [2024-04-05 07:09:54,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:54,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052613517] [2024-04-05 07:09:54,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:54,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 132 proven. 5 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:09:54,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:54,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052613517] [2024-04-05 07:09:54,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052613517] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:54,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [805083800] [2024-04-05 07:09:54,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:54,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:54,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:54,349 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) [2024-04-05 07:09:54,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (115)] Waiting until timeout for monitored process [2024-04-05 07:09:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:54,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:09:54,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 132 proven. 5 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:09:54,767 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:54,837 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 132 proven. 5 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:09:54,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [805083800] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:54,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:54,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:09:54,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914953743] [2024-04-05 07:09:54,837 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:54,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:09:54,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:54,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:09:54,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:09:54,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:54,838 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:54,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.8) internal successors, (177), 15 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:09:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:54,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:54,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:54,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:09:54,929 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (115)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:55,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 115 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable136 [2024-04-05 07:09:55,130 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:09:55,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:55,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1454092298, now seen corresponding path program 1 times [2024-04-05 07:09:55,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:55,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370641321] [2024-04-05 07:09:55,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:55,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:55,202 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:55,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:55,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370641321] [2024-04-05 07:09:55,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370641321] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:55,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2055057174] [2024-04-05 07:09:55,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:55,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:55,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:55,204 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) [2024-04-05 07:09:55,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (116)] Waiting until timeout for monitored process [2024-04-05 07:09:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:55,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:09:55,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:55,550 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:55,663 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:55,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2055057174] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:55,664 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:55,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:09:55,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605897816] [2024-04-05 07:09:55,664 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:55,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:09:55,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:55,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:09:55,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:09:55,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:55,665 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:55,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:55,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:55,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:55,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:09:55,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:55,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:55,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:55,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:55,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:55,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (116)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:56,034 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,SelfDestructingSolverStorable137 [2024-04-05 07:09:56,035 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:09:56,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:56,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1971457843, now seen corresponding path program 1 times [2024-04-05 07:09:56,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:56,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143343308] [2024-04-05 07:09:56,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:56,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:56,120 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:56,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:56,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143343308] [2024-04-05 07:09:56,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143343308] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:56,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001327783] [2024-04-05 07:09:56,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:56,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:56,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:56,125 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) [2024-04-05 07:09:56,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (117)] Waiting until timeout for monitored process [2024-04-05 07:09:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:56,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:09:56,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:56,488 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:56,488 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:09:56,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001327783] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:56,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:56,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:09:56,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106537050] [2024-04-05 07:09:56,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:56,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:56,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:56,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:56,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:09:56,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:56,525 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:56,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:56,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:56,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:56,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:56,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:56,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:56,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:56,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (117)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:57,122 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,SelfDestructingSolverStorable138 [2024-04-05 07:09:57,122 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:09:57,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:57,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1426602408, now seen corresponding path program 1 times [2024-04-05 07:09:57,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:57,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63575005] [2024-04-05 07:09:57,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:57,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 234 proven. 36 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:09:57,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:57,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63575005] [2024-04-05 07:09:57,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63575005] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:57,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1587913058] [2024-04-05 07:09:57,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:57,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:57,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:57,278 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) [2024-04-05 07:09:57,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (118)] Waiting until timeout for monitored process [2024-04-05 07:09:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:57,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:09:57,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 234 proven. 36 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:09:57,669 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:57,764 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 234 proven. 36 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:09:57,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1587913058] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:57,764 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:57,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:09:57,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247358416] [2024-04-05 07:09:57,764 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:57,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:09:57,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:57,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:09:57,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:09:57,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:57,773 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:57,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 12.722222222222221) internal successors, (229), 18 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:57,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:57,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:57,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:57,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:57,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:57,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:57,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:57,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:57,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:57,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:57,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:57,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:57,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (118)] Ended with exit code 0 [2024-04-05 07:09:58,098 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,SelfDestructingSolverStorable139 [2024-04-05 07:09:58,098 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:09:58,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:58,099 INFO L85 PathProgramCache]: Analyzing trace with hash -352758037, now seen corresponding path program 1 times [2024-04-05 07:09:58,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:58,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333048155] [2024-04-05 07:09:58,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:58,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:58,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:58,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333048155] [2024-04-05 07:09:58,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333048155] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:58,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1483151789] [2024-04-05 07:09:58,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:58,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:58,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:58,215 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) [2024-04-05 07:09:58,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (119)] Waiting until timeout for monitored process [2024-04-05 07:09:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:58,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:09:58,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:09:58,611 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:58,641 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:09:58,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1483151789] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:58,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:09:58,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:09:58,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221056958] [2024-04-05 07:09:58,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:09:58,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:09:58,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:58,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:09:58,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:09:58,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:58,642 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:58,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:58,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:09:58,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:58,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (119)] Forceful destruction successful, exit code 0 [2024-04-05 07:09:59,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140,119 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:59,090 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:09:59,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:09:59,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1742639655, now seen corresponding path program 1 times [2024-04-05 07:09:59,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:09:59,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881691157] [2024-04-05 07:09:59,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:59,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:09:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 264 proven. 62 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:09:59,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:09:59,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881691157] [2024-04-05 07:09:59,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881691157] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:09:59,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [218277099] [2024-04-05 07:09:59,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:09:59,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:09:59,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:09:59,267 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) [2024-04-05 07:09:59,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (120)] Waiting until timeout for monitored process [2024-04-05 07:09:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:09:59,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:09:59,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:09:59,692 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 264 proven. 62 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:09:59,692 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:09:59,856 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 264 proven. 62 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:09:59,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [218277099] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:09:59,857 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:09:59,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:09:59,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481679387] [2024-04-05 07:09:59,857 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:09:59,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:09:59,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:09:59,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:09:59,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:09:59,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:09:59,858 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:09:59,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 11.590909090909092) internal successors, (255), 22 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:09:59,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:09:59,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:09:59,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:09:59,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:09:59,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:59,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:09:59,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:09:59,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:00,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:00,148 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (120)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:00,343 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,SelfDestructingSolverStorable141 [2024-04-05 07:10:00,343 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:00,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:00,343 INFO L85 PathProgramCache]: Analyzing trace with hash 488795380, now seen corresponding path program 1 times [2024-04-05 07:10:00,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:00,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636122307] [2024-04-05 07:10:00,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:00,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:00,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:00,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636122307] [2024-04-05 07:10:00,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636122307] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:00,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [650184492] [2024-04-05 07:10:00,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:00,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:00,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:00,490 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) [2024-04-05 07:10:00,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (121)] Waiting until timeout for monitored process [2024-04-05 07:10:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:00,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:10:00,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:00,849 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:00,849 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:10:00,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [650184492] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:00,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:00,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:10:00,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282222403] [2024-04-05 07:10:00,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:00,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:00,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:00,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:00,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:10:00,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:00,917 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:00,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:00,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:01,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:01,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (121)] Ended with exit code 0 [2024-04-05 07:10:01,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142,121 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:01,610 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:01,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:01,610 INFO L85 PathProgramCache]: Analyzing trace with hash 2069543632, now seen corresponding path program 1 times [2024-04-05 07:10:01,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:01,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847008484] [2024-04-05 07:10:01,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:01,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 280 proven. 95 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:10:01,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:01,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847008484] [2024-04-05 07:10:01,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847008484] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:01,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537548307] [2024-04-05 07:10:01,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:01,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:01,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:01,802 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) [2024-04-05 07:10:01,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Waiting until timeout for monitored process [2024-04-05 07:10:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:02,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:10:02,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:02,230 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 280 proven. 95 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:10:02,230 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:02,417 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 280 proven. 95 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:10:02,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [537548307] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:02,418 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:02,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:10:02,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594342342] [2024-04-05 07:10:02,418 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:02,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:10:02,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:02,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:10:02,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:10:02,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:02,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:02,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 10.807692307692308) internal successors, (281), 26 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:02,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:02,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:02,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:02,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:02,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:02,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:02,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:02,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143,122 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:02,916 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:02,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:02,917 INFO L85 PathProgramCache]: Analyzing trace with hash -272063348, now seen corresponding path program 1 times [2024-04-05 07:10:02,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:02,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070179327] [2024-04-05 07:10:02,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:02,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:03,119 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:03,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:03,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070179327] [2024-04-05 07:10:03,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070179327] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:03,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [717904766] [2024-04-05 07:10:03,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:03,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:03,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:03,121 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) [2024-04-05 07:10:03,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (123)] Waiting until timeout for monitored process [2024-04-05 07:10:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:03,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:10:03,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:03,571 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:03,571 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:10:03,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [717904766] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:03,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:03,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:10:03,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575575176] [2024-04-05 07:10:03,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:03,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:03,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:03,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:03,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:10:03,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:03,621 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:03,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:03,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:04,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:04,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (123)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:04,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 123 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable144 [2024-04-05 07:10:04,388 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:04,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:04,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1597234247, now seen corresponding path program 1 times [2024-04-05 07:10:04,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:04,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790405949] [2024-04-05 07:10:04,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:04,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 282 proven. 135 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:10:04,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:04,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790405949] [2024-04-05 07:10:04,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790405949] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:04,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125113109] [2024-04-05 07:10:04,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:04,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:04,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:04,627 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) [2024-04-05 07:10:04,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (124)] Waiting until timeout for monitored process [2024-04-05 07:10:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:05,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:10:05,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 282 proven. 135 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:10:05,121 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:05,373 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 282 proven. 135 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:10:05,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125113109] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:05,374 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:05,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:10:05,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097804700] [2024-04-05 07:10:05,374 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:05,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:10:05,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:05,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:10:05,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:10:05,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:05,376 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:05,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 10.233333333333333) internal successors, (307), 30 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:05,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (124)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:05,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145,124 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:05,972 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:05,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:05,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1419584715, now seen corresponding path program 1 times [2024-04-05 07:10:05,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:05,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221359055] [2024-04-05 07:10:05,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:05,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:06,242 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:06,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:06,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221359055] [2024-04-05 07:10:06,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221359055] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:06,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1521530544] [2024-04-05 07:10:06,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:06,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:06,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:06,244 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) [2024-04-05 07:10:06,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (125)] Waiting until timeout for monitored process [2024-04-05 07:10:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:06,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:10:06,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:06,701 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:06,701 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:06,756 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:10:06,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1521530544] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:06,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:06,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:10:06,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451598827] [2024-04-05 07:10:06,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:06,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:06,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:06,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:06,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:10:06,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:06,757 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:06,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:06,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:06,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:06,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:06,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:06,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:06,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:06,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:06,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:06,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:06,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:06,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:06,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:06,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:07,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:07,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (125)] Ended with exit code 0 [2024-04-05 07:10:07,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 125 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable146 [2024-04-05 07:10:07,732 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:07,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:07,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1314499116, now seen corresponding path program 1 times [2024-04-05 07:10:07,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:07,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855415592] [2024-04-05 07:10:07,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:07,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 270 proven. 182 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:10:08,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:08,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855415592] [2024-04-05 07:10:08,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855415592] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:08,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294816373] [2024-04-05 07:10:08,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:08,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:08,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:08,006 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) [2024-04-05 07:10:08,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (126)] Waiting until timeout for monitored process [2024-04-05 07:10:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:08,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:10:08,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:08,513 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 270 proven. 182 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:10:08,513 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 270 proven. 182 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:10:08,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294816373] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:08,816 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:08,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:10:08,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357946904] [2024-04-05 07:10:08,816 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:08,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:10:08,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:08,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:10:08,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:10:08,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:08,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:08,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.794117647058824) internal successors, (333), 34 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:08,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:08,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:08,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:09,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:09,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:09,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:09,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:09,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:09,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:09,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:09,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (126)] Ended with exit code 0 [2024-04-05 07:10:09,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 126 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable147 [2024-04-05 07:10:09,486 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:09,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:09,487 INFO L85 PathProgramCache]: Analyzing trace with hash 554578861, now seen corresponding path program 1 times [2024-04-05 07:10:09,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:09,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624322130] [2024-04-05 07:10:09,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:09,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:09,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:09,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624322130] [2024-04-05 07:10:09,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624322130] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:09,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791559006] [2024-04-05 07:10:09,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:09,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:09,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:09,777 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) [2024-04-05 07:10:09,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (127)] Waiting until timeout for monitored process [2024-04-05 07:10:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:10,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:10:10,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:10,282 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:10,282 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:10,345 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:10:10,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791559006] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:10,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:10,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:10:10,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068363119] [2024-04-05 07:10:10,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:10,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:10,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:10,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:10,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:10:10,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:10,347 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:10,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:10,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:11,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:11,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:11,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:11,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:11,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (127)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:12,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148,127 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:12,005 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:12,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:12,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1674512747, now seen corresponding path program 1 times [2024-04-05 07:10:12,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:12,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324969771] [2024-04-05 07:10:12,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:12,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 244 proven. 236 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:10:12,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:12,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324969771] [2024-04-05 07:10:12,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324969771] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:12,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1246300425] [2024-04-05 07:10:12,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:12,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:12,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:12,367 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) [2024-04-05 07:10:12,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Waiting until timeout for monitored process [2024-04-05 07:10:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:12,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:10:12,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 244 proven. 236 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:10:12,875 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 244 proven. 236 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:10:13,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1246300425] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:13,326 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:13,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:10:13,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645934202] [2024-04-05 07:10:13,327 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:13,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:10:13,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:13,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:10:13,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:10:13,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:13,328 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:13,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 9.447368421052632) internal successors, (359), 38 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:13,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:13,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:14,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:14,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:14,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149,128 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:14,321 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:14,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:14,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1184763466, now seen corresponding path program 1 times [2024-04-05 07:10:14,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:14,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343446101] [2024-04-05 07:10:14,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:14,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:14,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:14,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343446101] [2024-04-05 07:10:14,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343446101] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:14,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1441321857] [2024-04-05 07:10:14,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:14,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:14,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:14,681 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) [2024-04-05 07:10:14,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (129)] Waiting until timeout for monitored process [2024-04-05 07:10:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:15,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:10:15,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:15,180 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:15,180 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:15,241 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:10:15,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1441321857] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:15,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:15,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:10:15,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854387214] [2024-04-05 07:10:15,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:15,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:15,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:15,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:15,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:10:15,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:15,242 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:15,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:15,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:15,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:15,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:15,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:15,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:15,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:15,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:17,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:17,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:17,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:17,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:17,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:17,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:17,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:17,402 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (129)] Ended with exit code 0 [2024-04-05 07:10:17,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150,129 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:17,602 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:17,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:17,602 INFO L85 PathProgramCache]: Analyzing trace with hash 699120462, now seen corresponding path program 1 times [2024-04-05 07:10:17,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:17,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730646836] [2024-04-05 07:10:17,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:17,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:17,978 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 204 proven. 297 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:10:17,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:17,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730646836] [2024-04-05 07:10:17,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730646836] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:17,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991324010] [2024-04-05 07:10:17,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:17,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:17,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:17,980 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) [2024-04-05 07:10:17,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (130)] Waiting until timeout for monitored process [2024-04-05 07:10:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:18,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:10:18,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:18,502 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 204 proven. 297 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:10:18,502 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:19,092 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 204 proven. 297 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:10:19,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1991324010] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:19,092 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:19,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:10:19,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133840920] [2024-04-05 07:10:19,093 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:19,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:10:19,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:19,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:10:19,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:10:19,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:19,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:19,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 9.166666666666666) internal successors, (385), 42 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:19,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:19,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:20,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:20,069 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (130)] Ended with exit code 0 [2024-04-05 07:10:20,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151,130 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:20,269 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:20,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:20,270 INFO L85 PathProgramCache]: Analyzing trace with hash 410985870, now seen corresponding path program 1 times [2024-04-05 07:10:20,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:20,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420599771] [2024-04-05 07:10:20,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:20,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:20,664 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:20,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:20,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420599771] [2024-04-05 07:10:20,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420599771] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:20,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469933975] [2024-04-05 07:10:20,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:20,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:20,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:20,666 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:10:20,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (131)] Waiting until timeout for monitored process [2024-04-05 07:10:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:21,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:10:21,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:21,207 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:10:21,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1469933975] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:21,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:21,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:10:21,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969260008] [2024-04-05 07:10:21,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:21,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:21,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:21,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:21,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:10:21,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:21,275 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:21,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:21,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:24,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:24,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (131)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:24,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152,131 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:24,925 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:24,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:24,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1906495727, now seen corresponding path program 1 times [2024-04-05 07:10:24,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:24,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628884714] [2024-04-05 07:10:24,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:24,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:25,383 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 150 proven. 365 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:10:25,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:25,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628884714] [2024-04-05 07:10:25,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628884714] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:25,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194514738] [2024-04-05 07:10:25,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:25,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:25,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:25,384 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) [2024-04-05 07:10:25,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (132)] Waiting until timeout for monitored process [2024-04-05 07:10:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:25,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 43 conjunts are in the unsatisfiable core [2024-04-05 07:10:25,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 150 proven. 365 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:10:25,976 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 150 proven. 365 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:10:26,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194514738] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:26,729 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:26,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2024-04-05 07:10:26,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604827852] [2024-04-05 07:10:26,729 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:26,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-05 07:10:26,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:26,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-05 07:10:26,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2024-04-05 07:10:26,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:26,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:26,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 8.934782608695652) internal successors, (411), 46 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) [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:26,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:28,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:28,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:28,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (132)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:28,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153,132 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:28,240 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:28,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:28,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1515482249, now seen corresponding path program 1 times [2024-04-05 07:10:28,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:28,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827786266] [2024-04-05 07:10:28,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:28,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:28,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:28,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827786266] [2024-04-05 07:10:28,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827786266] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:28,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101504420] [2024-04-05 07:10:28,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:28,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:28,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:28,726 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) [2024-04-05 07:10:28,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (133)] Waiting until timeout for monitored process [2024-04-05 07:10:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:29,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 07:10:29,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:29,338 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-04-05 07:10:29,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101504420] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:29,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:29,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25, 24] total 30 [2024-04-05 07:10:29,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320849109] [2024-04-05 07:10:29,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:29,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:29,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:29,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:29,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-04-05 07:10:29,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:29,420 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:29,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.0) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:29,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:29,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:29,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 07:10:31,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:31,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (133)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:32,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154,133 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:32,123 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:32,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:32,124 INFO L85 PathProgramCache]: Analyzing trace with hash -216415248, now seen corresponding path program 1 times [2024-04-05 07:10:32,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:32,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359135975] [2024-04-05 07:10:32,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:32,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:32,613 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 82 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:32,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:32,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359135975] [2024-04-05 07:10:32,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359135975] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:32,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657764429] [2024-04-05 07:10:32,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:32,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:32,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:32,614 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) [2024-04-05 07:10:32,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (134)] Waiting until timeout for monitored process [2024-04-05 07:10:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:33,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 47 conjunts are in the unsatisfiable core [2024-04-05 07:10:33,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 82 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:33,213 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 82 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:34,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1657764429] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:34,045 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:34,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2024-04-05 07:10:34,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344619298] [2024-04-05 07:10:34,045 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:34,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-05 07:10:34,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:34,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-05 07:10:34,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=2158, Unknown=0, NotChecked=0, Total=2450 [2024-04-05 07:10:34,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:34,046 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:34,047 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 8.74) internal successors, (437), 50 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 07:10:34,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:34,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:10:35,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (134)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:35,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 134 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2024-04-05 07:10:35,815 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:35,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:35,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1233865967, now seen corresponding path program 1 times [2024-04-05 07:10:35,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:35,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837902517] [2024-04-05 07:10:35,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:35,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:36,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:36,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837902517] [2024-04-05 07:10:36,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837902517] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:36,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4281352] [2024-04-05 07:10:36,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:36,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:36,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:36,343 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) [2024-04-05 07:10:36,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (135)] Waiting until timeout for monitored process [2024-04-05 07:10:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:36,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-05 07:10:36,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:36,943 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:36,944 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-04-05 07:10:37,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [4281352] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:37,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:37,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [27, 26] total 32 [2024-04-05 07:10:37,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075555019] [2024-04-05 07:10:37,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:37,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:37,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:37,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:37,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2024-04-05 07:10:37,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:37,027 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:37,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 36.75) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:37,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:37,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:37,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:37,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:37,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:10:37,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:37,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:37,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:37,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:37,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:10:37,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:37,257 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (135)] Ended with exit code 0 [2024-04-05 07:10:37,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 135 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable156 [2024-04-05 07:10:37,451 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2024-04-05 07:10:37,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:37,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1790034907, now seen corresponding path program 1 times [2024-04-05 07:10:37,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:37,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811093925] [2024-04-05 07:10:37,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:37,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:10:37,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:10:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:10:37,525 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:10:37,525 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 14 remaining) [2024-04-05 07:10:37,526 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 14 remaining) [2024-04-05 07:10:37,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2024-04-05 07:10:37,529 INFO L445 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] [2024-04-05 07:10:37,529 WARN L233 ceAbstractionStarter]: 12 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:10:37,529 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 13 thread instances. [2024-04-05 07:10:37,555 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:10:37,557 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:10:37,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:10:37,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:37,558 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:10:37,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (136)] Waiting until timeout for monitored process [2024-04-05 07:10:37,562 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:10:37,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:37,563 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:10:37,563 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:10:37,563 INFO L358 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2024-04-05 07:10:37,579 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:37,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:37,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1819180409, now seen corresponding path program 1 times [2024-04-05 07:10:37,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:37,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149805782] [2024-04-05 07:10:37,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:37,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:10:37,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:37,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149805782] [2024-04-05 07:10:37,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149805782] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:10:37,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:10:37,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:10:37,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903516970] [2024-04-05 07:10:37,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:37,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:10:37,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:37,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:10:37,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:10:37,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:37,690 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:37,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:37,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:37,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:37,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2024-04-05 07:10:37,698 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:37,698 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:37,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1938284864, now seen corresponding path program 1 times [2024-04-05 07:10:37,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:37,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025092416] [2024-04-05 07:10:37,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:37,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:37,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:37,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025092416] [2024-04-05 07:10:37,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025092416] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:10:37,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:10:37,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:10:37,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621046044] [2024-04-05 07:10:37,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:37,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:37,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:37,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:37,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:10:37,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:37,732 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:37,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:37,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:37,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:37,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:10:37,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2024-04-05 07:10:37,872 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:37,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:37,873 INFO L85 PathProgramCache]: Analyzing trace with hash 967740608, now seen corresponding path program 1 times [2024-04-05 07:10:37,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:37,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570247937] [2024-04-05 07:10:37,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:37,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:37,997 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 144 proven. 5 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:10:37,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:37,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570247937] [2024-04-05 07:10:37,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570247937] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:37,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384066027] [2024-04-05 07:10:37,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:37,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:37,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:38,000 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) [2024-04-05 07:10:38,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (137)] Waiting until timeout for monitored process [2024-04-05 07:10:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:38,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:10:38,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 144 proven. 5 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:10:38,484 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:38,563 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 144 proven. 5 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:10:38,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384066027] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:38,563 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:38,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:10:38,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83496272] [2024-04-05 07:10:38,563 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:38,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:10:38,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:38,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:10:38,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:10:38,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:38,564 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:38,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.333333333333334) internal successors, (185), 15 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:38,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:38,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:10:38,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:38,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:38,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:38,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:10:38,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (137)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:38,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160,137 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:38,846 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:38,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:38,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1960731098, now seen corresponding path program 1 times [2024-04-05 07:10:38,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:38,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798071597] [2024-04-05 07:10:38,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:38,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:38,914 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:38,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:38,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798071597] [2024-04-05 07:10:38,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798071597] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:38,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410452739] [2024-04-05 07:10:38,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:38,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:38,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:38,916 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) [2024-04-05 07:10:38,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (138)] Waiting until timeout for monitored process [2024-04-05 07:10:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:39,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:10:39,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:39,338 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:39,338 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:39,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [410452739] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:39,477 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:39,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:10:39,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236167384] [2024-04-05 07:10:39,477 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:39,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:10:39,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:39,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:10:39,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:10:39,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:39,478 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:39,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:39,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:39,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:39,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:10:39,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:39,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:39,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:39,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:10:39,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:39,692 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (138)] Ended with exit code 0 [2024-04-05 07:10:39,886 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,SelfDestructingSolverStorable161 [2024-04-05 07:10:39,887 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:39,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:39,887 INFO L85 PathProgramCache]: Analyzing trace with hash 2121340161, now seen corresponding path program 1 times [2024-04-05 07:10:39,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:39,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102302189] [2024-04-05 07:10:39,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:39,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:39,976 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:39,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:39,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102302189] [2024-04-05 07:10:39,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102302189] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:39,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567261990] [2024-04-05 07:10:39,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:39,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:39,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:39,978 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) [2024-04-05 07:10:39,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (139)] Waiting until timeout for monitored process [2024-04-05 07:10:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:40,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:10:40,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:40,405 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:40,405 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:10:40,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [567261990] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:40,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:40,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:10:40,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348828767] [2024-04-05 07:10:40,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:40,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:40,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:40,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:40,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:10:40,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:40,442 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:40,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:40,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:40,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:40,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:10:40,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:40,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:40,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:40,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:40,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:40,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:40,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:40,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (139)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:41,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,139 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:41,155 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:41,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:41,155 INFO L85 PathProgramCache]: Analyzing trace with hash -369883198, now seen corresponding path program 1 times [2024-04-05 07:10:41,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:41,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136750763] [2024-04-05 07:10:41,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:41,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:41,338 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 260 proven. 36 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:10:41,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:41,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136750763] [2024-04-05 07:10:41,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136750763] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:41,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482676378] [2024-04-05 07:10:41,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:41,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:41,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:41,339 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) [2024-04-05 07:10:41,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (140)] Waiting until timeout for monitored process [2024-04-05 07:10:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:41,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:10:41,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 260 proven. 36 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:10:41,808 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:41,943 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 260 proven. 36 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:10:41,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1482676378] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:41,943 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:41,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:10:41,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961545455] [2024-04-05 07:10:41,944 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:41,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:10:41,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:41,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:10:41,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:10:41,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:41,945 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:41,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 13.166666666666666) internal successors, (237), 18 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:41,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:42,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:42,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:42,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:42,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:42,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:42,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:10:42,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (140)] Ended with exit code 0 [2024-04-05 07:10:42,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163,140 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:42,353 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:42,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:42,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1931341511, now seen corresponding path program 1 times [2024-04-05 07:10:42,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:42,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312709478] [2024-04-05 07:10:42,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:42,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:42,480 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:42,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:42,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312709478] [2024-04-05 07:10:42,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312709478] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:42,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1624007241] [2024-04-05 07:10:42,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:42,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:42,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:42,482 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) [2024-04-05 07:10:42,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Waiting until timeout for monitored process [2024-04-05 07:10:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:42,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:10:42,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:42,926 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:42,966 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:10:42,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1624007241] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:42,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:42,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:10:42,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795111133] [2024-04-05 07:10:42,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:42,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:42,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:42,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:42,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:10:42,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:42,967 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:42,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:42,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:42,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:42,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:42,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:42,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:42,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:10:42,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:43,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:43,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:43,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:43,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:43,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:43,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:43,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:43,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:43,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164,141 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:43,560 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:43,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:43,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1798072135, now seen corresponding path program 1 times [2024-04-05 07:10:43,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:43,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557569214] [2024-04-05 07:10:43,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:43,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 297 proven. 62 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:10:43,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:43,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557569214] [2024-04-05 07:10:43,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557569214] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:43,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155500219] [2024-04-05 07:10:43,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:43,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:43,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:43,752 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) [2024-04-05 07:10:43,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Waiting until timeout for monitored process [2024-04-05 07:10:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:44,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:10:44,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:44,240 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 297 proven. 62 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:10:44,240 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:44,410 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 297 proven. 62 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:10:44,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155500219] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:44,410 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:44,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:10:44,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110249678] [2024-04-05 07:10:44,411 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:44,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:10:44,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:44,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:10:44,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:10:44,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:44,412 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:44,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 11.954545454545455) internal successors, (263), 22 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:44,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:44,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:44,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:44,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:44,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:44,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:44,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:44,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:44,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Ended with exit code 0 [2024-04-05 07:10:44,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165,142 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:44,867 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:44,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:44,867 INFO L85 PathProgramCache]: Analyzing trace with hash 28952386, now seen corresponding path program 1 times [2024-04-05 07:10:44,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:44,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685075907] [2024-04-05 07:10:44,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:44,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:45,022 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:45,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:45,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685075907] [2024-04-05 07:10:45,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685075907] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:45,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718291288] [2024-04-05 07:10:45,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:45,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:45,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:45,024 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) [2024-04-05 07:10:45,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Waiting until timeout for monitored process [2024-04-05 07:10:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:45,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:10:45,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:45,511 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:45,558 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:10:45,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718291288] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:45,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:45,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:10:45,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684435004] [2024-04-05 07:10:45,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:45,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:45,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:45,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:45,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:10:45,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:45,559 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:45,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:45,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:45,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:45,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Ended with exit code 0 [2024-04-05 07:10:46,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166,143 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:46,182 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:46,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:46,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1500378776, now seen corresponding path program 1 times [2024-04-05 07:10:46,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:46,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522085313] [2024-04-05 07:10:46,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:46,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:46,395 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 320 proven. 95 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:10:46,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:46,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522085313] [2024-04-05 07:10:46,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522085313] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:46,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [363847099] [2024-04-05 07:10:46,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:46,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:46,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:46,397 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) [2024-04-05 07:10:46,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (144)] Waiting until timeout for monitored process [2024-04-05 07:10:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:46,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:10:46,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:46,896 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 320 proven. 95 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:10:46,896 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:47,150 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 320 proven. 95 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:10:47,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [363847099] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:47,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:47,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:10:47,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048741749] [2024-04-05 07:10:47,151 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:47,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:10:47,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:47,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:10:47,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:10:47,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:47,151 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:47,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.115384615384615) internal successors, (289), 26 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:47,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:47,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:47,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:47,453 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (144)] Ended with exit code 0 [2024-04-05 07:10:47,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 144 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable167 [2024-04-05 07:10:47,653 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:47,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:47,653 INFO L85 PathProgramCache]: Analyzing trace with hash 2006616040, now seen corresponding path program 1 times [2024-04-05 07:10:47,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:47,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722184613] [2024-04-05 07:10:47,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:47,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:47,844 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:47,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:47,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722184613] [2024-04-05 07:10:47,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722184613] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:47,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104635839] [2024-04-05 07:10:47,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:47,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:47,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:47,858 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) [2024-04-05 07:10:47,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (145)] Waiting until timeout for monitored process [2024-04-05 07:10:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:48,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:10:48,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:48,378 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:48,378 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:48,431 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:10:48,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2104635839] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:48,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:48,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:10:48,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649042325] [2024-04-05 07:10:48,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:48,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:48,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:48,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:48,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:10:48,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:48,432 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:48,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:48,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:49,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:49,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:49,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:49,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:49,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (145)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:49,207 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,SelfDestructingSolverStorable168 [2024-04-05 07:10:49,207 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:49,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:49,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1258109267, now seen corresponding path program 1 times [2024-04-05 07:10:49,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:49,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258424996] [2024-04-05 07:10:49,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:49,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:49,456 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 329 proven. 135 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:10:49,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:49,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258424996] [2024-04-05 07:10:49,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258424996] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:49,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182958224] [2024-04-05 07:10:49,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:49,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:49,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:49,458 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) [2024-04-05 07:10:49,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (146)] Waiting until timeout for monitored process [2024-04-05 07:10:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:49,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:10:49,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:49,976 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 329 proven. 135 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:10:49,976 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 329 proven. 135 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:10:50,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1182958224] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:50,198 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:50,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:10:50,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270587789] [2024-04-05 07:10:50,198 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:50,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:10:50,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:50,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:10:50,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:10:50,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:50,199 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:50,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 10.5) internal successors, (315), 30 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:50,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:50,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:50,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:50,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:50,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:50,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:50,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (146)] Ended with exit code 0 [2024-04-05 07:10:50,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 146 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable169 [2024-04-05 07:10:50,757 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:50,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:50,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1703269699, now seen corresponding path program 1 times [2024-04-05 07:10:50,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:50,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328245129] [2024-04-05 07:10:50,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:50,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:50,986 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:50,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:50,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328245129] [2024-04-05 07:10:50,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328245129] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:50,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557964711] [2024-04-05 07:10:50,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:50,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:50,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:50,987 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) [2024-04-05 07:10:50,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (147)] Waiting until timeout for monitored process [2024-04-05 07:10:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:51,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:10:51,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:51,498 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:51,551 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:10:51,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [557964711] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:51,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:51,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:10:51,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938192280] [2024-04-05 07:10:51,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:51,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:51,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:51,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:51,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:10:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:51,552 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:51,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:51,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:52,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:52,458 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (147)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:52,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170,147 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:52,653 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:52,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:52,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1273559306, now seen corresponding path program 1 times [2024-04-05 07:10:52,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:52,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436299893] [2024-04-05 07:10:52,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:52,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 324 proven. 182 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:10:52,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:52,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436299893] [2024-04-05 07:10:52,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436299893] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:52,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82314256] [2024-04-05 07:10:52,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:52,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:52,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:52,954 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) [2024-04-05 07:10:52,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (148)] Waiting until timeout for monitored process [2024-04-05 07:10:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:53,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:10:53,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 324 proven. 182 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:10:53,522 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:53,836 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 324 proven. 182 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:10:53,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [82314256] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:53,836 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:53,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:10:53,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407014226] [2024-04-05 07:10:53,837 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:53,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:10:53,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:53,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:10:53,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:10:53,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:53,838 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:53,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 10.029411764705882) internal successors, (341), 34 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:53,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:54,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:54,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:54,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (148)] Forceful destruction successful, exit code 0 [2024-04-05 07:10:54,524 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,SelfDestructingSolverStorable171 [2024-04-05 07:10:54,525 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:54,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:54,525 INFO L85 PathProgramCache]: Analyzing trace with hash -426554615, now seen corresponding path program 1 times [2024-04-05 07:10:54,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:54,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034696194] [2024-04-05 07:10:54,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:54,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:54,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:54,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034696194] [2024-04-05 07:10:54,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034696194] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:54,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260171720] [2024-04-05 07:10:54,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:54,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:54,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:54,820 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) [2024-04-05 07:10:54,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (149)] Waiting until timeout for monitored process [2024-04-05 07:10:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:55,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:10:55,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:55,367 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:55,432 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:10:55,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260171720] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:55,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:10:55,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:10:55,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055593556] [2024-04-05 07:10:55,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:10:55,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:10:55,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:55,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:10:55,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:10:55,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:55,434 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:55,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:55,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:56,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (149)] Ended with exit code 0 [2024-04-05 07:10:56,941 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,SelfDestructingSolverStorable172 [2024-04-05 07:10:56,941 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:56,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:56,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1492983555, now seen corresponding path program 1 times [2024-04-05 07:10:56,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:56,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254023463] [2024-04-05 07:10:56,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:56,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 305 proven. 236 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:10:57,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:57,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254023463] [2024-04-05 07:10:57,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254023463] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:57,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166207500] [2024-04-05 07:10:57,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:57,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:57,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:57,284 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) [2024-04-05 07:10:57,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (150)] Waiting until timeout for monitored process [2024-04-05 07:10:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:57,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:10:57,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:10:57,852 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 305 proven. 236 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:10:57,852 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:10:58,372 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 305 proven. 236 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:10:58,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1166207500] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:10:58,372 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:10:58,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:10:58,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745640403] [2024-04-05 07:10:58,372 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:10:58,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:10:58,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:10:58,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:10:58,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:10:58,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:58,373 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:10:58,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 9.657894736842104) internal successors, (367), 38 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:59,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:10:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:10:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:10:59,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (150)] Ended with exit code 0 [2024-04-05 07:10:59,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173,150 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:59,446 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:10:59,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:10:59,446 INFO L85 PathProgramCache]: Analyzing trace with hash 118872644, now seen corresponding path program 1 times [2024-04-05 07:10:59,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:10:59,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859607394] [2024-04-05 07:10:59,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:59,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:10:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:10:59,847 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:10:59,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:10:59,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859607394] [2024-04-05 07:10:59,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859607394] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:10:59,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [156762343] [2024-04-05 07:10:59,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:10:59,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:10:59,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:10:59,849 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) [2024-04-05 07:10:59,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (151)] Waiting until timeout for monitored process [2024-04-05 07:11:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:00,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:11:00,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:00,418 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:00,476 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:11:00,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [156762343] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:00,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:00,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:11:00,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961780127] [2024-04-05 07:11:00,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:00,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:00,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:00,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:00,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:11:00,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:00,477 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:00,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:00,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:00,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:02,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (151)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:02,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174,151 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:02,359 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:02,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:02,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1147265668, now seen corresponding path program 1 times [2024-04-05 07:11:02,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:02,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501119032] [2024-04-05 07:11:02,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:02,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 272 proven. 297 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:11:02,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:02,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501119032] [2024-04-05 07:11:02,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501119032] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:02,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813387281] [2024-04-05 07:11:02,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:02,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:02,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:02,753 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) [2024-04-05 07:11:02,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (152)] Waiting until timeout for monitored process [2024-04-05 07:11:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:03,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:11:03,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 272 proven. 297 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:11:03,368 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 272 proven. 297 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:11:03,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1813387281] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:03,894 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:03,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:11:03,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780669792] [2024-04-05 07:11:03,894 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:03,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:11:03,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:03,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:11:03,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:11:03,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:03,895 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:03,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 9.357142857142858) internal successors, (393), 42 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:03,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:03,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:03,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:04,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:04,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (152)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:05,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175,152 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:05,105 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:05,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:05,105 INFO L85 PathProgramCache]: Analyzing trace with hash -2016326742, now seen corresponding path program 1 times [2024-04-05 07:11:05,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:05,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489874217] [2024-04-05 07:11:05,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:05,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:05,494 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:05,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:05,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489874217] [2024-04-05 07:11:05,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489874217] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:05,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96669241] [2024-04-05 07:11:05,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:05,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:05,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:05,495 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) [2024-04-05 07:11:05,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (153)] Waiting until timeout for monitored process [2024-04-05 07:11:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:05,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:11:05,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:06,100 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:06,100 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:11:06,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [96669241] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:06,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:06,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:11:06,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088613803] [2024-04-05 07:11:06,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:06,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:06,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:06,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:06,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:11:06,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:06,168 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:06,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:06,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:08,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:08,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:08,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:08,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:08,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:08,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (153)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:09,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176,153 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:09,089 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:09,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:09,089 INFO L85 PathProgramCache]: Analyzing trace with hash -431376009, now seen corresponding path program 1 times [2024-04-05 07:11:09,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:09,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569620682] [2024-04-05 07:11:09,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:09,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 225 proven. 365 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:11:09,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:09,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569620682] [2024-04-05 07:11:09,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569620682] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:09,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382852938] [2024-04-05 07:11:09,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:09,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:09,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:09,475 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) [2024-04-05 07:11:09,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (154)] Waiting until timeout for monitored process [2024-04-05 07:11:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:09,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 43 conjunts are in the unsatisfiable core [2024-04-05 07:11:09,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:10,117 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 225 proven. 365 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:11:10,117 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 225 proven. 365 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:11:10,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382852938] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:10,827 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:10,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2024-04-05 07:11:10,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580881442] [2024-04-05 07:11:10,827 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:10,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-05 07:11:10,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:10,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-05 07:11:10,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2024-04-05 07:11:10,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:10,828 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:10,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 9.108695652173912) internal successors, (419), 46 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:10,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:10,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:12,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:12,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:12,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:12,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:12,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:12,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:12,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:12,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (154)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:12,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 154 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable177 [2024-04-05 07:11:12,387 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:12,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:12,387 INFO L85 PathProgramCache]: Analyzing trace with hash -453393083, now seen corresponding path program 1 times [2024-04-05 07:11:12,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:12,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945696579] [2024-04-05 07:11:12,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:12,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:12,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:12,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945696579] [2024-04-05 07:11:12,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945696579] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:12,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904247376] [2024-04-05 07:11:12,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:12,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:12,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:12,826 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) [2024-04-05 07:11:12,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (155)] Waiting until timeout for monitored process [2024-04-05 07:11:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:13,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 07:11:13,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:13,393 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:13,394 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:13,452 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-04-05 07:11:13,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904247376] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:13,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:13,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25, 24] total 30 [2024-04-05 07:11:13,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606260275] [2024-04-05 07:11:13,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:13,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:13,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:13,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:13,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-04-05 07:11:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:13,454 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:13,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.0) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:13,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:13,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:13,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:18,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:18,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:18,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (155)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:19,026 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,SelfDestructingSolverStorable178 [2024-04-05 07:11:19,027 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:19,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:19,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1835143958, now seen corresponding path program 1 times [2024-04-05 07:11:19,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:19,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222764724] [2024-04-05 07:11:19,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:19,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:19,585 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 164 proven. 440 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:11:19,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:19,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222764724] [2024-04-05 07:11:19,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222764724] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:19,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840378482] [2024-04-05 07:11:19,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:19,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:19,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:19,587 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) [2024-04-05 07:11:19,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (156)] Waiting until timeout for monitored process [2024-04-05 07:11:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:20,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 47 conjunts are in the unsatisfiable core [2024-04-05 07:11:20,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:20,197 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 164 proven. 440 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:11:20,197 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:21,019 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 164 proven. 440 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:11:21,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840378482] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:21,019 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:21,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2024-04-05 07:11:21,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822922439] [2024-04-05 07:11:21,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:21,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-05 07:11:21,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:21,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-05 07:11:21,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=2158, Unknown=0, NotChecked=0, Total=2450 [2024-04-05 07:11:21,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:21,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:21,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 8.9) internal successors, (445), 50 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:21,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:21,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:21,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:21,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:21,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:21,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:21,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:22,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:22,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:22,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (156)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:22,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179,156 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:22,402 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:22,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:22,402 INFO L85 PathProgramCache]: Analyzing trace with hash -124990517, now seen corresponding path program 1 times [2024-04-05 07:11:22,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:22,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648541354] [2024-04-05 07:11:22,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:22,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:22,992 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:22,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:22,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648541354] [2024-04-05 07:11:22,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648541354] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:22,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292751905] [2024-04-05 07:11:22,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:22,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:22,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:22,993 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) [2024-04-05 07:11:22,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (157)] Waiting until timeout for monitored process [2024-04-05 07:11:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:23,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-05 07:11:23,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:23,636 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-04-05 07:11:23,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292751905] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:23,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:23,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [27, 26] total 32 [2024-04-05 07:11:23,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776301985] [2024-04-05 07:11:23,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:23,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:23,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:23,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:23,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2024-04-05 07:11:23,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:23,731 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:23,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 36.75) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:23,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:23,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:23,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:26,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-05 07:11:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:26,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (157)] Ended with exit code 0 [2024-04-05 07:11:26,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180,157 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:26,626 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:26,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:26,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1962843511, now seen corresponding path program 1 times [2024-04-05 07:11:26,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:26,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353280329] [2024-04-05 07:11:26,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:26,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:27,145 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 89 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:27,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:27,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353280329] [2024-04-05 07:11:27,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353280329] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:27,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1646053210] [2024-04-05 07:11:27,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:27,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:27,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:27,147 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) [2024-04-05 07:11:27,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (158)] Waiting until timeout for monitored process [2024-04-05 07:11:27,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:27,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 51 conjunts are in the unsatisfiable core [2024-04-05 07:11:27,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 89 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:27,870 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 89 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:28,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1646053210] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:28,839 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:28,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 54 [2024-04-05 07:11:28,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268229135] [2024-04-05 07:11:28,839 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:28,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-04-05 07:11:28,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:28,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-05 07:11:28,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=2533, Unknown=0, NotChecked=0, Total=2862 [2024-04-05 07:11:28,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:28,841 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:28,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 8.722222222222221) internal successors, (471), 54 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:28,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:28,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:28,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-05 07:11:28,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:28,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:30,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:30,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:30,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:30,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:11:30,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (158)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:30,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181,158 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:30,310 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:30,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:30,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1111137722, now seen corresponding path program 1 times [2024-04-05 07:11:30,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:30,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027185588] [2024-04-05 07:11:30,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:30,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:30,876 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:30,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:30,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027185588] [2024-04-05 07:11:30,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027185588] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:30,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195262754] [2024-04-05 07:11:30,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:30,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:30,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:30,877 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) [2024-04-05 07:11:30,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (159)] Waiting until timeout for monitored process [2024-04-05 07:11:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:31,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-05 07:11:31,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:31,553 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:31,553 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:31,622 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-04-05 07:11:31,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195262754] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:31,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:31,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [29, 28] total 34 [2024-04-05 07:11:31,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466092178] [2024-04-05 07:11:31,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:31,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:31,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:31,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:31,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2024-04-05 07:11:31,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:31,624 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:31,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:31,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:11:31,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:31,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:31,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:11:31,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:31,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (159)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:31,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182,159 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:31,992 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 12 more)] === [2024-04-05 07:11:31,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:31,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1900421080, now seen corresponding path program 1 times [2024-04-05 07:11:31,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:31,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355460178] [2024-04-05 07:11:31,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:31,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:11:32,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:11:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:11:32,098 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:11:32,098 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:11:32,098 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (14 of 15 remaining) [2024-04-05 07:11:32,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (13 of 15 remaining) [2024-04-05 07:11:32,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 15 remaining) [2024-04-05 07:11:32,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 15 remaining) [2024-04-05 07:11:32,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 15 remaining) [2024-04-05 07:11:32,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 15 remaining) [2024-04-05 07:11:32,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 15 remaining) [2024-04-05 07:11:32,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 15 remaining) [2024-04-05 07:11:32,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 15 remaining) [2024-04-05 07:11:32,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 15 remaining) [2024-04-05 07:11:32,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 15 remaining) [2024-04-05 07:11:32,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 15 remaining) [2024-04-05 07:11:32,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 15 remaining) [2024-04-05 07:11:32,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 15 remaining) [2024-04-05 07:11:32,099 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 15 remaining) [2024-04-05 07:11:32,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2024-04-05 07:11:32,102 INFO L445 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] [2024-04-05 07:11:32,102 WARN L233 ceAbstractionStarter]: 13 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:11:32,102 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 14 thread instances. [2024-04-05 07:11:32,130 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:11:32,131 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:11:32,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:11:32,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:32,132 INFO L229 MonitoredProcess]: Starting monitored process 160 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:11:32,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (160)] Waiting until timeout for monitored process [2024-04-05 07:11:32,135 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:11:32,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:32,135 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:11:32,136 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:11:32,136 INFO L358 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-04-05 07:11:32,167 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:32,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:32,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1664532228, now seen corresponding path program 1 times [2024-04-05 07:11:32,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:32,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821146990] [2024-04-05 07:11:32,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:32,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:11:32,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:32,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821146990] [2024-04-05 07:11:32,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821146990] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:11:32,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:11:32,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:11:32,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214057534] [2024-04-05 07:11:32,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:32,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:11:32,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:32,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:11:32,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:11:32,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:32,288 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:32,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:32,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:32,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:32,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2024-04-05 07:11:32,296 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:32,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:32,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1137992242, now seen corresponding path program 1 times [2024-04-05 07:11:32,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:32,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376901694] [2024-04-05 07:11:32,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:32,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:32,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:32,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376901694] [2024-04-05 07:11:32,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376901694] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:11:32,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:11:32,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:11:32,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606395539] [2024-04-05 07:11:32,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:32,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:32,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:32,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:32,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:11:32,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:32,331 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:32,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:32,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:32,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:32,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:32,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:11:32,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2024-04-05 07:11:32,469 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:32,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:32,469 INFO L85 PathProgramCache]: Analyzing trace with hash -439879776, now seen corresponding path program 1 times [2024-04-05 07:11:32,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:32,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969928043] [2024-04-05 07:11:32,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:32,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:32,602 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:11:32,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:32,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969928043] [2024-04-05 07:11:32,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969928043] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:32,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628005566] [2024-04-05 07:11:32,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:32,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:32,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:32,605 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) [2024-04-05 07:11:32,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (161)] Waiting until timeout for monitored process [2024-04-05 07:11:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:32,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:11:32,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:33,034 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:11:33,035 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:33,115 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:11:33,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1628005566] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:33,116 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:33,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:11:33,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936194706] [2024-04-05 07:11:33,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:33,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:11:33,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:33,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:11:33,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:11:33,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:33,117 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:33,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.866666666666667) internal successors, (193), 15 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:33,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:33,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:11:33,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:33,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:33,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:33,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:11:33,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (161)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:33,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186,161 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:33,414 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:33,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:33,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1900529455, now seen corresponding path program 1 times [2024-04-05 07:11:33,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:33,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948720192] [2024-04-05 07:11:33,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:33,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:33,511 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:33,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:33,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948720192] [2024-04-05 07:11:33,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948720192] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:33,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89068928] [2024-04-05 07:11:33,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:33,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:33,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:33,513 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) [2024-04-05 07:11:33,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Waiting until timeout for monitored process [2024-04-05 07:11:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:33,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:11:33,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:34,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:34,024 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:34,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89068928] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:34,158 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:34,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:11:34,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222014678] [2024-04-05 07:11:34,158 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:34,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:11:34,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:34,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:11:34,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:11:34,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:34,159 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:34,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:34,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:34,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:34,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:11:34,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:34,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:34,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:34,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:11:34,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:34,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:34,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187,162 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:34,527 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:34,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:34,528 INFO L85 PathProgramCache]: Analyzing trace with hash 237655983, now seen corresponding path program 1 times [2024-04-05 07:11:34,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:34,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752382749] [2024-04-05 07:11:34,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:34,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:34,617 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:34,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:34,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752382749] [2024-04-05 07:11:34,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752382749] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:34,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851169907] [2024-04-05 07:11:34,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:34,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:34,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:34,619 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) [2024-04-05 07:11:34,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (163)] Waiting until timeout for monitored process [2024-04-05 07:11:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:35,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:11:35,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:35,111 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:35,144 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:11:35,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851169907] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:35,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:35,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:11:35,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348705188] [2024-04-05 07:11:35,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:35,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:35,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:35,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:35,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:11:35,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:35,146 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:35,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:35,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:35,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:35,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:11:35,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:35,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:35,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:35,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:35,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:35,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:35,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:35,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (163)] Ended with exit code 0 [2024-04-05 07:11:35,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 163 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable188 [2024-04-05 07:11:35,835 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:35,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:35,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1496453638, now seen corresponding path program 1 times [2024-04-05 07:11:35,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:35,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345370018] [2024-04-05 07:11:35,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:35,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:36,026 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 286 proven. 36 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:11:36,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:36,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345370018] [2024-04-05 07:11:36,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345370018] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:36,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21812020] [2024-04-05 07:11:36,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:36,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:36,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:36,028 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) [2024-04-05 07:11:36,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (164)] Waiting until timeout for monitored process [2024-04-05 07:11:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:36,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:11:36,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:36,607 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 286 proven. 36 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:11:36,607 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:36,732 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 286 proven. 36 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:11:36,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21812020] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:36,732 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:36,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:11:36,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945577002] [2024-04-05 07:11:36,732 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:36,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:11:36,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:36,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:11:36,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:11:36,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:36,733 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:36,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 13.61111111111111) internal successors, (245), 18 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:36,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:36,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:36,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:36,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:36,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:36,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:36,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:36,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:36,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:36,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:36,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:36,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:11:36,941 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (164)] Ended with exit code 0 [2024-04-05 07:11:37,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 164 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable189 [2024-04-05 07:11:37,135 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:37,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:37,135 INFO L85 PathProgramCache]: Analyzing trace with hash -746257326, now seen corresponding path program 1 times [2024-04-05 07:11:37,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:37,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276445497] [2024-04-05 07:11:37,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:37,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:37,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:37,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276445497] [2024-04-05 07:11:37,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276445497] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:37,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1457227380] [2024-04-05 07:11:37,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:37,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:37,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:37,255 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) [2024-04-05 07:11:37,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (165)] Waiting until timeout for monitored process [2024-04-05 07:11:37,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:37,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:11:37,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:37,772 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:37,772 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:37,804 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:11:37,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1457227380] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:37,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:37,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:11:37,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854235561] [2024-04-05 07:11:37,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:37,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:37,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:37,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:37,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:11:37,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:37,805 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:37,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:11:37,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:38,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:38,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:38,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:38,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:38,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:38,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:38,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:38,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (165)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:38,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 165 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable190 [2024-04-05 07:11:38,346 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:38,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:38,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1695591238, now seen corresponding path program 1 times [2024-04-05 07:11:38,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:38,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973118614] [2024-04-05 07:11:38,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:38,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 330 proven. 62 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:11:38,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:38,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973118614] [2024-04-05 07:11:38,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973118614] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:38,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134759195] [2024-04-05 07:11:38,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:38,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:38,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:38,539 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) [2024-04-05 07:11:38,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (166)] Waiting until timeout for monitored process [2024-04-05 07:11:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:39,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:11:39,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 330 proven. 62 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:11:39,154 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:39,319 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 330 proven. 62 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:11:39,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134759195] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:39,320 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:39,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:11:39,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463864314] [2024-04-05 07:11:39,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:39,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:11:39,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:39,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:11:39,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:11:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:39,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:39,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 12.318181818181818) internal successors, (271), 22 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:39,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:39,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:39,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:39,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:39,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:39,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:39,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:39,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:39,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:39,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:39,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:39,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:39,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:39,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:39,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:39,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:39,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (166)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:39,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191,166 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:39,740 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:39,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:39,740 INFO L85 PathProgramCache]: Analyzing trace with hash 838938576, now seen corresponding path program 1 times [2024-04-05 07:11:39,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:39,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387722179] [2024-04-05 07:11:39,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:39,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:39,872 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:39,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:39,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387722179] [2024-04-05 07:11:39,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387722179] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:39,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [584903707] [2024-04-05 07:11:39,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:39,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:39,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:39,873 INFO L229 MonitoredProcess]: Starting monitored process 167 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:11:39,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (167)] Waiting until timeout for monitored process [2024-04-05 07:11:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:40,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:11:40,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:40,412 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:40,412 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:40,457 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:11:40,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [584903707] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:40,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:40,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:11:40,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734101346] [2024-04-05 07:11:40,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:40,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:40,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:40,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:40,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:11:40,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:40,458 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:40,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:40,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:40,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (167)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:41,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 167 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable192 [2024-04-05 07:11:41,177 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:41,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:41,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1747118528, now seen corresponding path program 1 times [2024-04-05 07:11:41,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:41,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723035585] [2024-04-05 07:11:41,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:41,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 360 proven. 95 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:11:41,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:41,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723035585] [2024-04-05 07:11:41,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723035585] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:41,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608783969] [2024-04-05 07:11:41,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:41,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:41,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:41,464 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) [2024-04-05 07:11:41,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (168)] Waiting until timeout for monitored process [2024-04-05 07:11:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:42,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:11:42,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:42,068 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 360 proven. 95 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:11:42,069 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:42,262 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 360 proven. 95 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:11:42,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [608783969] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:42,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:42,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:11:42,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733433556] [2024-04-05 07:11:42,263 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:42,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:11:42,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:42,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:11:42,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:11:42,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:42,263 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:42,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.423076923076923) internal successors, (297), 26 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) [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:42,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:42,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:42,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:42,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (168)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:42,775 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,SelfDestructingSolverStorable193 [2024-04-05 07:11:42,776 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:42,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:42,776 INFO L85 PathProgramCache]: Analyzing trace with hash -2062696493, now seen corresponding path program 1 times [2024-04-05 07:11:42,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:42,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649288243] [2024-04-05 07:11:42,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:42,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:42,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:42,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649288243] [2024-04-05 07:11:42,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649288243] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:42,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342331344] [2024-04-05 07:11:42,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:42,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:42,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:42,954 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) [2024-04-05 07:11:42,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (169)] Waiting until timeout for monitored process [2024-04-05 07:11:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:43,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:11:43,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:43,492 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:43,492 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:43,533 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:11:43,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1342331344] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:43,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:43,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:11:43,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857514222] [2024-04-05 07:11:43,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:43,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:43,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:43,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:43,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:11:43,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:43,534 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:43,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:43,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:44,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:44,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (169)] Ended with exit code 0 [2024-04-05 07:11:44,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194,169 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:44,386 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:44,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:44,386 INFO L85 PathProgramCache]: Analyzing trace with hash -840402192, now seen corresponding path program 1 times [2024-04-05 07:11:44,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:44,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715667332] [2024-04-05 07:11:44,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:44,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 376 proven. 135 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:11:44,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:44,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715667332] [2024-04-05 07:11:44,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715667332] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:44,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980335768] [2024-04-05 07:11:44,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:44,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:44,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:44,681 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) [2024-04-05 07:11:44,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Waiting until timeout for monitored process [2024-04-05 07:11:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:45,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:11:45,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:45,300 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 376 proven. 135 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:11:45,300 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 376 proven. 135 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:11:45,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980335768] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:45,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:45,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:11:45,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30303653] [2024-04-05 07:11:45,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:45,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:11:45,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:45,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:11:45,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:11:45,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:45,633 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:45,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 10.766666666666667) internal successors, (323), 30 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:45,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:45,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:45,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:45,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:45,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:45,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:45,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:45,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:45,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:45,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:45,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:45,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:46,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Ended with exit code 0 [2024-04-05 07:11:46,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195,170 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:46,381 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:46,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:46,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1187854513, now seen corresponding path program 1 times [2024-04-05 07:11:46,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:46,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788273948] [2024-04-05 07:11:46,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:46,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:46,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:46,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788273948] [2024-04-05 07:11:46,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788273948] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:46,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928621521] [2024-04-05 07:11:46,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:46,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:46,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:46,669 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) [2024-04-05 07:11:46,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Waiting until timeout for monitored process [2024-04-05 07:11:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:47,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:11:47,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:47,302 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:47,302 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:47,358 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:11:47,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928621521] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:47,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:47,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:11:47,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513789749] [2024-04-05 07:11:47,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:47,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:47,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:47,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:47,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:11:47,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:47,360 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:47,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:47,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:48,359 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Ended with exit code 0 [2024-04-05 07:11:48,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196,171 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:48,553 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:48,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:48,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1402812942, now seen corresponding path program 1 times [2024-04-05 07:11:48,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:48,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608051693] [2024-04-05 07:11:48,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:48,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:48,854 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 378 proven. 182 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:11:48,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:48,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608051693] [2024-04-05 07:11:48,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608051693] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:48,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420761584] [2024-04-05 07:11:48,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:48,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:48,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:48,855 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) [2024-04-05 07:11:48,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Waiting until timeout for monitored process [2024-04-05 07:11:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:49,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:11:49,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:49,478 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 378 proven. 182 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:11:49,479 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 378 proven. 182 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:11:49,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1420761584] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:49,933 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:49,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:11:49,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029601305] [2024-04-05 07:11:49,934 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:49,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:11:49,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:49,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:11:49,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:11:49,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:49,935 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:49,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 10.264705882352942) internal successors, (349), 34 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:49,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:50,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:50,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:50,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:50,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:50,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:50,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:50,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Ended with exit code 0 [2024-04-05 07:11:50,776 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,SelfDestructingSolverStorable197 [2024-04-05 07:11:50,776 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:50,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:50,776 INFO L85 PathProgramCache]: Analyzing trace with hash -660999980, now seen corresponding path program 1 times [2024-04-05 07:11:50,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:50,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346075762] [2024-04-05 07:11:50,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:50,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:51,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:51,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346075762] [2024-04-05 07:11:51,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346075762] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:51,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407624243] [2024-04-05 07:11:51,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:51,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:51,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:51,032 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) [2024-04-05 07:11:51,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (173)] Waiting until timeout for monitored process [2024-04-05 07:11:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:51,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:11:51,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:51,623 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:51,686 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:11:51,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [407624243] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:51,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:51,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:11:51,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876327036] [2024-04-05 07:11:51,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:51,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:51,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:51,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:51,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:11:51,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:51,687 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:51,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:51,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:51,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:51,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:53,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:53,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:53,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:53,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:53,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:53,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:53,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:53,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (173)] Forceful destruction successful, exit code 0 [2024-04-05 07:11:53,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198,173 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:53,260 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:53,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:53,260 INFO L85 PathProgramCache]: Analyzing trace with hash 966002070, now seen corresponding path program 1 times [2024-04-05 07:11:53,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:53,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165631241] [2024-04-05 07:11:53,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:53,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:53,629 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 366 proven. 236 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:11:53,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:53,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165631241] [2024-04-05 07:11:53,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165631241] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:53,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840526314] [2024-04-05 07:11:53,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:53,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:53,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:53,630 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) [2024-04-05 07:11:53,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (174)] Waiting until timeout for monitored process [2024-04-05 07:11:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:54,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:11:54,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:54,290 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 366 proven. 236 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:11:54,291 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:54,732 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 366 proven. 236 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:11:54,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1840526314] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:11:54,733 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:11:54,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:11:54,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505213437] [2024-04-05 07:11:54,733 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:11:54,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:11:54,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:54,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:11:54,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:11:54,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:54,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:54,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 9.868421052631579) internal successors, (375), 38 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:54,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:54,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:54,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:54,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:54,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:54,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:54,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:54,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:55,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:55,422 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (174)] Ended with exit code 0 [2024-04-05 07:11:55,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199,174 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:55,616 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:55,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:55,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1093158674, now seen corresponding path program 1 times [2024-04-05 07:11:55,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:55,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988644945] [2024-04-05 07:11:55,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:55,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:55,949 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:55,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:11:55,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988644945] [2024-04-05 07:11:55,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988644945] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:55,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1519626111] [2024-04-05 07:11:55,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:55,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:11:55,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:11:55,951 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) [2024-04-05 07:11:55,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (175)] Waiting until timeout for monitored process [2024-04-05 07:11:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:11:56,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:11:56,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:11:56,507 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:11:56,507 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:11:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:11:56,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1519626111] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:11:56,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:11:56,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:11:56,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372112113] [2024-04-05 07:11:56,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:11:56,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:11:56,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:11:56,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:11:56,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:11:56,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:56,560 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:11:56,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:11:56,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:56,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:56,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:56,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:56,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:56,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:56,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:56,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:11:59,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:11:59,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:11:59,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (175)] Ended with exit code 0 [2024-04-05 07:11:59,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 175 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable200 [2024-04-05 07:11:59,617 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:11:59,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:11:59,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1514220646, now seen corresponding path program 1 times [2024-04-05 07:11:59,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:11:59,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988744591] [2024-04-05 07:11:59,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:11:59,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:11:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:00,022 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 340 proven. 297 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:12:00,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:00,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988744591] [2024-04-05 07:12:00,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988744591] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:00,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977769589] [2024-04-05 07:12:00,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:00,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:00,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:00,024 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) [2024-04-05 07:12:00,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (176)] Waiting until timeout for monitored process [2024-04-05 07:12:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:00,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:12:00,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:00,675 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 340 proven. 297 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:12:00,675 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 340 proven. 297 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:12:01,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977769589] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:01,271 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:01,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:12:01,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270640599] [2024-04-05 07:12:01,271 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:01,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:12:01,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:01,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:12:01,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:12:01,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:01,273 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:01,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 9.547619047619047) internal successors, (401), 42 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:01,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:02,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:02,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:02,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (176)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:02,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 176 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable201 [2024-04-05 07:12:02,486 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:02,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:02,486 INFO L85 PathProgramCache]: Analyzing trace with hash -253360619, now seen corresponding path program 1 times [2024-04-05 07:12:02,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:02,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252019071] [2024-04-05 07:12:02,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:02,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:02,922 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:02,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:02,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252019071] [2024-04-05 07:12:02,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252019071] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:02,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414919427] [2024-04-05 07:12:02,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:02,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:02,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:02,924 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) [2024-04-05 07:12:02,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (177)] Waiting until timeout for monitored process [2024-04-05 07:12:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:03,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:12:03,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:03,630 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:03,631 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:12:03,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414919427] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:03,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:12:03,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:12:03,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500465713] [2024-04-05 07:12:03,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:03,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:03,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:03,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:03,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:12:03,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:03,706 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:03,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:03,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:03,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:03,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:03,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:03,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:08,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:08,028 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (177)] Ended with exit code 0 [2024-04-05 07:12:08,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 177 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable202 [2024-04-05 07:12:08,222 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:08,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:08,222 INFO L85 PathProgramCache]: Analyzing trace with hash -65447068, now seen corresponding path program 1 times [2024-04-05 07:12:08,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:08,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512468695] [2024-04-05 07:12:08,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:08,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 300 proven. 365 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:12:08,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:08,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512468695] [2024-04-05 07:12:08,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512468695] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:08,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [396505944] [2024-04-05 07:12:08,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:08,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:08,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:08,735 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) [2024-04-05 07:12:08,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (178)] Waiting until timeout for monitored process [2024-04-05 07:12:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:09,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 43 conjunts are in the unsatisfiable core [2024-04-05 07:12:09,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:09,420 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 300 proven. 365 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:12:09,420 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 300 proven. 365 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:12:10,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [396505944] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:10,114 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:10,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2024-04-05 07:12:10,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898025529] [2024-04-05 07:12:10,115 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:10,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-05 07:12:10,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:10,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-05 07:12:10,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2024-04-05 07:12:10,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:10,116 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:10,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 9.282608695652174) internal successors, (427), 46 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:10,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:10,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:10,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:10,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:10,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:10,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:11,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:11,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:11,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (178)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:11,399 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,SelfDestructingSolverStorable203 [2024-04-05 07:12:11,399 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:11,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:11,400 INFO L85 PathProgramCache]: Analyzing trace with hash -59376141, now seen corresponding path program 1 times [2024-04-05 07:12:11,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:11,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32828438] [2024-04-05 07:12:11,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:11,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:11,853 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:11,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:11,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32828438] [2024-04-05 07:12:11,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32828438] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:11,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [726735230] [2024-04-05 07:12:11,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:11,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:11,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:11,854 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) [2024-04-05 07:12:11,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (179)] Waiting until timeout for monitored process [2024-04-05 07:12:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:12,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 07:12:12,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:12,496 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:12,497 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-04-05 07:12:12,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [726735230] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:12,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:12:12,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25, 24] total 30 [2024-04-05 07:12:12,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870574692] [2024-04-05 07:12:12,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:12,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:12,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:12,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:12,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-04-05 07:12:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:12,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:12,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.0) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:12,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:19,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (179)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:19,695 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,SelfDestructingSolverStorable204 [2024-04-05 07:12:19,695 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:19,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:19,696 INFO L85 PathProgramCache]: Analyzing trace with hash -18804096, now seen corresponding path program 1 times [2024-04-05 07:12:19,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:19,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617503426] [2024-04-05 07:12:19,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:19,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:20,218 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 246 proven. 440 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:12:20,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:20,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617503426] [2024-04-05 07:12:20,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617503426] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:20,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806197932] [2024-04-05 07:12:20,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:20,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:20,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:20,219 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) [2024-04-05 07:12:20,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (180)] Waiting until timeout for monitored process [2024-04-05 07:12:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:20,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 47 conjunts are in the unsatisfiable core [2024-04-05 07:12:20,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 246 proven. 440 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:12:20,955 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 246 proven. 440 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:12:21,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1806197932] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:21,765 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:21,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2024-04-05 07:12:21,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117148628] [2024-04-05 07:12:21,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:21,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-05 07:12:21,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:21,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-05 07:12:21,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=2158, Unknown=0, NotChecked=0, Total=2450 [2024-04-05 07:12:21,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:21,766 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:21,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 9.06) internal successors, (453), 50 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:21,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:23,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:23,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:23,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:23,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:23,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (180)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:23,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205,180 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:23,251 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:23,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:23,252 INFO L85 PathProgramCache]: Analyzing trace with hash -724638442, now seen corresponding path program 1 times [2024-04-05 07:12:23,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:23,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394656657] [2024-04-05 07:12:23,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:23,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:23,815 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:23,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:23,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394656657] [2024-04-05 07:12:23,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394656657] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:23,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265802652] [2024-04-05 07:12:23,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:23,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:23,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:23,816 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) [2024-04-05 07:12:23,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (181)] Waiting until timeout for monitored process [2024-04-05 07:12:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:24,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-05 07:12:24,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:24,584 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:24,584 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-04-05 07:12:24,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265802652] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:24,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:12:24,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [27, 26] total 32 [2024-04-05 07:12:24,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238546140] [2024-04-05 07:12:24,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:24,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:24,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:24,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:24,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2024-04-05 07:12:24,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:24,702 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:24,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 36.75) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:24,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:24,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:31,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:31,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (181)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:32,001 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,SelfDestructingSolverStorable206 [2024-04-05 07:12:32,001 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:32,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:32,002 INFO L85 PathProgramCache]: Analyzing trace with hash -411145894, now seen corresponding path program 1 times [2024-04-05 07:12:32,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:32,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405538637] [2024-04-05 07:12:32,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:32,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:32,503 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 178 proven. 522 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:12:32,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:32,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405538637] [2024-04-05 07:12:32,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405538637] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:32,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378589323] [2024-04-05 07:12:32,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:32,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:32,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:32,505 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) [2024-04-05 07:12:32,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (182)] Waiting until timeout for monitored process [2024-04-05 07:12:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:33,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 51 conjunts are in the unsatisfiable core [2024-04-05 07:12:33,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:33,207 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 178 proven. 522 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:12:33,207 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 178 proven. 522 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:12:34,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378589323] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:34,072 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:34,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 54 [2024-04-05 07:12:34,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023560639] [2024-04-05 07:12:34,073 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:34,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-04-05 07:12:34,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:34,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-05 07:12:34,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=2533, Unknown=0, NotChecked=0, Total=2862 [2024-04-05 07:12:34,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:34,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:34,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 8.87037037037037) internal successors, (479), 54 states have internal predecessors, (479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:34,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:34,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:35,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:35,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:35,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:35,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:35,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (182)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:35,557 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,SelfDestructingSolverStorable207 [2024-04-05 07:12:35,557 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:35,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:35,557 INFO L85 PathProgramCache]: Analyzing trace with hash -117449516, now seen corresponding path program 1 times [2024-04-05 07:12:35,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:35,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050096464] [2024-04-05 07:12:35,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:35,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:36,197 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:36,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:36,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050096464] [2024-04-05 07:12:36,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050096464] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:36,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210050213] [2024-04-05 07:12:36,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:36,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:36,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:36,198 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) [2024-04-05 07:12:36,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (183)] Waiting until timeout for monitored process [2024-04-05 07:12:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:36,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-05 07:12:36,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:36,946 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:37,039 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-04-05 07:12:37,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210050213] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:37,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:12:37,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [29, 28] total 34 [2024-04-05 07:12:37,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513175198] [2024-04-05 07:12:37,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:37,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:37,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:37,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:37,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2024-04-05 07:12:37,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:37,041 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:37,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:37,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:37,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:37,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:37,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:37,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-04-05 07:12:40,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:40,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (183)] Ended with exit code 0 [2024-04-05 07:12:41,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208,183 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:41,060 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:41,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:41,060 INFO L85 PathProgramCache]: Analyzing trace with hash -262871844, now seen corresponding path program 1 times [2024-04-05 07:12:41,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:41,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403272866] [2024-04-05 07:12:41,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:41,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:41,694 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 96 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:41,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:41,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403272866] [2024-04-05 07:12:41,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403272866] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:41,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1673217215] [2024-04-05 07:12:41,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:41,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:41,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:41,695 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) [2024-04-05 07:12:41,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (184)] Waiting until timeout for monitored process [2024-04-05 07:12:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:42,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 07:12:42,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:42,385 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 96 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:42,385 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:43,492 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 96 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:43,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1673217215] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:43,492 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:43,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29, 29] total 58 [2024-04-05 07:12:43,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347284641] [2024-04-05 07:12:43,492 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:43,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-04-05 07:12:43,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:43,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-04-05 07:12:43,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=2938, Unknown=0, NotChecked=0, Total=3306 [2024-04-05 07:12:43,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:43,494 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:43,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 8.706896551724139) internal successors, (505), 58 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:43,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:43,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:45,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:45,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:45,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:45,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:45,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:45,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:12:45,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (184)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:45,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209,184 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:45,642 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:45,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:45,642 INFO L85 PathProgramCache]: Analyzing trace with hash -2129244329, now seen corresponding path program 1 times [2024-04-05 07:12:45,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:45,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464002706] [2024-04-05 07:12:45,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:45,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:46,216 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:46,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:46,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464002706] [2024-04-05 07:12:46,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464002706] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:46,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [584436151] [2024-04-05 07:12:46,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:46,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:46,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:46,218 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) [2024-04-05 07:12:46,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (185)] Waiting until timeout for monitored process [2024-04-05 07:12:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:46,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-05 07:12:46,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:46,983 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:46,983 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:47,057 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2024-04-05 07:12:47,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [584436151] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:47,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:12:47,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [31, 30] total 36 [2024-04-05 07:12:47,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358748593] [2024-04-05 07:12:47,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:47,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:47,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:47,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:47,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1232, Unknown=0, NotChecked=0, Total=1332 [2024-04-05 07:12:47,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:47,059 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:47,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 42.25) internal successors, (169), 5 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:47,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:12:47,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:47,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-04-05 07:12:47,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:47,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:12:47,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:47,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (185)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:47,455 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,SelfDestructingSolverStorable210 [2024-04-05 07:12:47,455 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2024-04-05 07:12:47,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:47,455 INFO L85 PathProgramCache]: Analyzing trace with hash -244357600, now seen corresponding path program 1 times [2024-04-05 07:12:47,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:47,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855156848] [2024-04-05 07:12:47,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:47,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:12:47,479 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:12:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:12:47,531 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:12:47,531 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:12:47,531 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (13 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 16 remaining) [2024-04-05 07:12:47,532 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 16 remaining) [2024-04-05 07:12:47,533 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 16 remaining) [2024-04-05 07:12:47,533 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 16 remaining) [2024-04-05 07:12:47,533 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 16 remaining) [2024-04-05 07:12:47,533 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 16 remaining) [2024-04-05 07:12:47,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2024-04-05 07:12:47,533 INFO L445 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] [2024-04-05 07:12:47,533 WARN L233 ceAbstractionStarter]: 14 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:12:47,533 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 15 thread instances. [2024-04-05 07:12:47,563 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:12:47,567 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:12:47,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:12:47,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:47,590 INFO L229 MonitoredProcess]: Starting monitored process 186 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:12:47,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (186)] Waiting until timeout for monitored process [2024-04-05 07:12:47,592 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:12:47,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:47,592 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:12:47,592 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:12:47,592 INFO L358 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2024-04-05 07:12:47,633 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:47,633 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:47,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1032771248, now seen corresponding path program 1 times [2024-04-05 07:12:47,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:47,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890010834] [2024-04-05 07:12:47,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:47,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2024-04-05 07:12:47,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:47,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890010834] [2024-04-05 07:12:47,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890010834] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:12:47,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:12:47,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:12:47,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984175046] [2024-04-05 07:12:47,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:47,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:12:47,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:47,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:12:47,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:12:47,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:47,759 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:47,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:47,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:47,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:47,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2024-04-05 07:12:47,766 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:47,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:47,766 INFO L85 PathProgramCache]: Analyzing trace with hash 690954972, now seen corresponding path program 1 times [2024-04-05 07:12:47,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:47,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785397421] [2024-04-05 07:12:47,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:47,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:47,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:47,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:47,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785397421] [2024-04-05 07:12:47,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785397421] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:12:47,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:12:47,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:12:47,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644864359] [2024-04-05 07:12:47,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:47,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:47,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:47,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:47,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:12:47,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:47,802 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:47,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:47,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:47,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:47,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:47,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:12:47,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2024-04-05 07:12:47,953 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:47,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:47,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1272876830, now seen corresponding path program 1 times [2024-04-05 07:12:47,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:47,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362305593] [2024-04-05 07:12:47,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:47,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:48,131 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 168 proven. 5 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:12:48,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:48,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362305593] [2024-04-05 07:12:48,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362305593] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:48,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564054537] [2024-04-05 07:12:48,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:48,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:48,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:48,158 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) [2024-04-05 07:12:48,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (187)] Waiting until timeout for monitored process [2024-04-05 07:12:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:48,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:12:48,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:48,876 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 168 proven. 5 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:12:48,876 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 168 proven. 5 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:12:48,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [564054537] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:48,954 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:48,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:12:48,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124468311] [2024-04-05 07:12:48,955 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:48,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:12:48,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:48,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:12:48,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:12:48,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:48,956 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:48,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 13.4) internal successors, (201), 15 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) [2024-04-05 07:12:48,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:48,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:12:48,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:49,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:49,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:49,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:12:49,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (187)] Ended with exit code 0 [2024-04-05 07:12:49,244 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,SelfDestructingSolverStorable214 [2024-04-05 07:12:49,244 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:49,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:49,244 INFO L85 PathProgramCache]: Analyzing trace with hash -836166773, now seen corresponding path program 1 times [2024-04-05 07:12:49,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:49,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213002021] [2024-04-05 07:12:49,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:49,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:49,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:49,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213002021] [2024-04-05 07:12:49,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213002021] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:49,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701423876] [2024-04-05 07:12:49,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:49,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:49,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:49,365 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) [2024-04-05 07:12:49,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (188)] Waiting until timeout for monitored process [2024-04-05 07:12:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:49,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:12:49,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:50,015 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:50,149 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:50,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [701423876] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:50,149 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:50,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:12:50,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545059259] [2024-04-05 07:12:50,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:50,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:12:50,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:50,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:12:50,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:12:50,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:50,150 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:50,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:50,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:50,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:50,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:12:50,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:50,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:50,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:50,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:12:50,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:50,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (188)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:50,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215,188 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:50,556 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:50,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:50,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1562279229, now seen corresponding path program 1 times [2024-04-05 07:12:50,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:50,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375249106] [2024-04-05 07:12:50,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:50,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:50,650 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:50,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:50,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375249106] [2024-04-05 07:12:50,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375249106] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:50,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604789230] [2024-04-05 07:12:50,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:50,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:50,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:50,652 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) [2024-04-05 07:12:50,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (189)] Waiting until timeout for monitored process [2024-04-05 07:12:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:51,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:12:51,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:51,242 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:51,242 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:51,273 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:12:51,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604789230] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:51,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:12:51,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:12:51,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116737099] [2024-04-05 07:12:51,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:51,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:51,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:51,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:51,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:12:51,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:51,274 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:51,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:51,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:51,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:51,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:12:51,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:51,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:51,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:51,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:51,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:51,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:51,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:51,819 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (189)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:52,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216,189 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:52,020 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:52,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:52,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1015864564, now seen corresponding path program 1 times [2024-04-05 07:12:52,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:52,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006341322] [2024-04-05 07:12:52,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:52,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:52,200 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 312 proven. 36 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:12:52,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:52,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006341322] [2024-04-05 07:12:52,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006341322] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:52,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729049693] [2024-04-05 07:12:52,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:52,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:52,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:52,202 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) [2024-04-05 07:12:52,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (190)] Waiting until timeout for monitored process [2024-04-05 07:12:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:52,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:12:52,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 312 proven. 36 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:12:52,878 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 312 proven. 36 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:12:52,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729049693] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:52,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:52,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:12:52,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685109873] [2024-04-05 07:12:52,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:52,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:12:52,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:52,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:12:52,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:12:52,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:52,990 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:52,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 14.055555555555555) internal successors, (253), 18 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:52,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:52,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:52,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:52,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:52,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:52,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:53,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:53,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:53,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:53,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:53,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:53,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:12:53,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (190)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:53,352 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,SelfDestructingSolverStorable217 [2024-04-05 07:12:53,352 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:53,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:53,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1689053940, now seen corresponding path program 1 times [2024-04-05 07:12:53,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:53,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951045728] [2024-04-05 07:12:53,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:53,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:53,463 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:53,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:53,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951045728] [2024-04-05 07:12:53,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951045728] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:53,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176581269] [2024-04-05 07:12:53,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:53,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:53,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:53,465 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) [2024-04-05 07:12:53,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (191)] Waiting until timeout for monitored process [2024-04-05 07:12:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:54,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:12:54,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:54,083 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:54,121 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:12:54,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176581269] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:54,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:12:54,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:12:54,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815452864] [2024-04-05 07:12:54,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:54,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:54,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:54,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:54,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:12:54,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:54,122 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:54,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:54,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:54,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:54,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:12:54,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:54,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:54,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (191)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:54,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218,191 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:54,708 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:54,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:54,708 INFO L85 PathProgramCache]: Analyzing trace with hash 20520062, now seen corresponding path program 1 times [2024-04-05 07:12:54,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:54,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553952036] [2024-04-05 07:12:54,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:54,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 363 proven. 62 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:12:54,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:54,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553952036] [2024-04-05 07:12:54,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553952036] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:54,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776595252] [2024-04-05 07:12:54,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:54,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:54,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:54,935 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) [2024-04-05 07:12:54,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (192)] Waiting until timeout for monitored process [2024-04-05 07:12:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:55,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:12:55,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:55,600 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 363 proven. 62 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:12:55,600 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:55,835 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 363 proven. 62 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:12:55,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776595252] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:55,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:55,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:12:55,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433128945] [2024-04-05 07:12:55,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:55,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:12:55,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:55,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:12:55,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:12:55,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:55,836 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:55,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 12.681818181818182) internal successors, (279), 22 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:55,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:56,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (192)] Ended with exit code 0 [2024-04-05 07:12:56,327 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,SelfDestructingSolverStorable219 [2024-04-05 07:12:56,328 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:56,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:56,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1312960162, now seen corresponding path program 1 times [2024-04-05 07:12:56,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:56,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939153645] [2024-04-05 07:12:56,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:56,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:56,477 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:56,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:56,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939153645] [2024-04-05 07:12:56,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939153645] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:56,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634820320] [2024-04-05 07:12:56,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:56,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:56,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:56,479 INFO L229 MonitoredProcess]: Starting monitored process 193 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:12:56,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (193)] Waiting until timeout for monitored process [2024-04-05 07:12:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:57,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:12:57,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:57,130 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:57,130 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:12:57,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634820320] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:57,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:12:57,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:12:57,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504348779] [2024-04-05 07:12:57,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:12:57,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:12:57,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:57,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:12:57,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:12:57,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:57,178 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:57,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:57,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:57,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:57,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:57,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:57,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (193)] Ended with exit code 0 [2024-04-05 07:12:57,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220,193 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:57,806 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:57,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:57,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1208087104, now seen corresponding path program 1 times [2024-04-05 07:12:57,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:57,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515315291] [2024-04-05 07:12:57,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:57,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 400 proven. 95 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:12:58,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:58,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515315291] [2024-04-05 07:12:58,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515315291] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:58,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934600762] [2024-04-05 07:12:58,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:58,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:58,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:58,049 INFO L229 MonitoredProcess]: Starting monitored process 194 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:12:58,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (194)] Waiting until timeout for monitored process [2024-04-05 07:12:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:58,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:12:58,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:12:58,730 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 400 proven. 95 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:12:58,730 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:12:59,020 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 400 proven. 95 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:12:59,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934600762] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:12:59,020 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:12:59,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:12:59,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899936754] [2024-04-05 07:12:59,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:12:59,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:12:59,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:12:59,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:12:59,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:12:59,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:59,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:12:59,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.73076923076923) internal successors, (305), 26 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:12:59,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:59,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:59,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:59,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:59,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:59,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:59,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:59,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:59,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:59,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:12:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:12:59,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (194)] Forceful destruction successful, exit code 0 [2024-04-05 07:12:59,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 194 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable221 [2024-04-05 07:12:59,629 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:12:59,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:12:59,630 INFO L85 PathProgramCache]: Analyzing trace with hash -742300211, now seen corresponding path program 1 times [2024-04-05 07:12:59,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:12:59,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312169087] [2024-04-05 07:12:59,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:59,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:12:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:12:59,821 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:12:59,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:12:59,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312169087] [2024-04-05 07:12:59,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312169087] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:12:59,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044946841] [2024-04-05 07:12:59,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:12:59,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:12:59,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:12:59,823 INFO L229 MonitoredProcess]: Starting monitored process 195 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:12:59,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (195)] Waiting until timeout for monitored process [2024-04-05 07:13:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:00,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:13:00,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:00,482 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:00,482 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:00,535 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:13:00,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1044946841] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:00,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:13:00,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:13:00,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691698204] [2024-04-05 07:13:00,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:13:00,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:13:00,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:00,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:13:00,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:13:00,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:00,537 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:00,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:00,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:01,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:01,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:01,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:01,181 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (195)] Ended with exit code 0 [2024-04-05 07:13:01,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 195 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable222 [2024-04-05 07:13:01,381 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:01,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:01,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1440932206, now seen corresponding path program 1 times [2024-04-05 07:13:01,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:01,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496412806] [2024-04-05 07:13:01,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:01,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 423 proven. 135 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:13:01,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:01,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496412806] [2024-04-05 07:13:01,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496412806] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:01,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175437284] [2024-04-05 07:13:01,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:01,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:01,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:01,659 INFO L229 MonitoredProcess]: Starting monitored process 196 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:01,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (196)] Waiting until timeout for monitored process [2024-04-05 07:13:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:02,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:13:02,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 423 proven. 135 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:13:02,432 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 423 proven. 135 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:13:02,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175437284] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:13:02,761 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:13:02,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:13:02,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124527908] [2024-04-05 07:13:02,761 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:13:02,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:13:02,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:02,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:13:02,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:13:02,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:02,762 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:02,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 11.033333333333333) internal successors, (331), 30 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:02,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:02,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:02,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:02,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:03,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:03,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (196)] Ended with exit code 0 [2024-04-05 07:13:03,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 196 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable223 [2024-04-05 07:13:03,531 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:03,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:03,531 INFO L85 PathProgramCache]: Analyzing trace with hash -817596801, now seen corresponding path program 1 times [2024-04-05 07:13:03,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:03,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913891108] [2024-04-05 07:13:03,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:03,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:03,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:03,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913891108] [2024-04-05 07:13:03,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913891108] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:03,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880808725] [2024-04-05 07:13:03,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:03,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:03,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:03,781 INFO L229 MonitoredProcess]: Starting monitored process 197 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:03,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (197)] Waiting until timeout for monitored process [2024-04-05 07:13:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:04,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:13:04,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:04,502 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:04,563 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:13:04,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880808725] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:04,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:13:04,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:13:04,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444300168] [2024-04-05 07:13:04,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:13:04,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:13:04,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:04,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:13:04,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:13:04,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:04,564 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:04,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:04,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:04,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:05,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:05,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:05,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:05,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:05,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:05,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (197)] Forceful destruction successful, exit code 0 [2024-04-05 07:13:05,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 197 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable224 [2024-04-05 07:13:05,776 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:05,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:05,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1827221384, now seen corresponding path program 1 times [2024-04-05 07:13:05,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:05,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165331224] [2024-04-05 07:13:05,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:05,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:06,154 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 432 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:13:06,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:06,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165331224] [2024-04-05 07:13:06,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165331224] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:06,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1613127326] [2024-04-05 07:13:06,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:06,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:06,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:06,156 INFO L229 MonitoredProcess]: Starting monitored process 198 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:06,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (198)] Waiting until timeout for monitored process [2024-04-05 07:13:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:06,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:13:06,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 432 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:13:06,866 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:07,216 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 432 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:13:07,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1613127326] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:13:07,216 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:13:07,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:13:07,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758173443] [2024-04-05 07:13:07,216 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:13:07,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:13:07,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:07,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:13:07,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:13:07,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:07,217 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:07,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 10.5) internal successors, (357), 34 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:07,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:07,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:07,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:07,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:07,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:07,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (198)] Forceful destruction successful, exit code 0 [2024-04-05 07:13:08,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225,198 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:08,085 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:08,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:08,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1542142962, now seen corresponding path program 1 times [2024-04-05 07:13:08,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:08,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264669492] [2024-04-05 07:13:08,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:08,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:08,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:08,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264669492] [2024-04-05 07:13:08,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264669492] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:08,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [323818126] [2024-04-05 07:13:08,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:08,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:08,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:08,376 INFO L229 MonitoredProcess]: Starting monitored process 199 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:08,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (199)] Waiting until timeout for monitored process [2024-04-05 07:13:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:08,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:13:08,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:09,079 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:09,135 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:13:09,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [323818126] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:09,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:13:09,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:13:09,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464899176] [2024-04-05 07:13:09,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:13:09,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:13:09,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:09,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:13:09,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:13:09,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:09,136 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:09,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:09,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:09,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:09,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:10,958 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (199)] Ended with exit code 0 [2024-04-05 07:13:11,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 199 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable226 [2024-04-05 07:13:11,158 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:11,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:11,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1236685852, now seen corresponding path program 1 times [2024-04-05 07:13:11,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:11,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221700304] [2024-04-05 07:13:11,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:11,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 427 proven. 236 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:13:11,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:11,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221700304] [2024-04-05 07:13:11,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221700304] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:11,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314714889] [2024-04-05 07:13:11,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:11,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:11,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:11,461 INFO L229 MonitoredProcess]: Starting monitored process 200 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:11,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (200)] Waiting until timeout for monitored process [2024-04-05 07:13:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:12,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:13:12,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:12,208 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 427 proven. 236 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:13:12,208 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 427 proven. 236 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:13:12,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [314714889] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:13:12,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:13:12,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:13:12,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695322807] [2024-04-05 07:13:12,730 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:13:12,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:13:12,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:12,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:13:12,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:13:12,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:12,731 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:12,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 10.078947368421053) internal successors, (383), 38 states have internal predecessors, (383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:12,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:13,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:13,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:13,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:13,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:13,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:13,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:13,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (200)] Forceful destruction successful, exit code 0 [2024-04-05 07:13:13,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227,200 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:13,871 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:13,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:13,872 INFO L85 PathProgramCache]: Analyzing trace with hash 473220576, now seen corresponding path program 1 times [2024-04-05 07:13:13,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:13,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645817523] [2024-04-05 07:13:13,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:13,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:14,148 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:14,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:14,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645817523] [2024-04-05 07:13:14,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645817523] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:14,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651439222] [2024-04-05 07:13:14,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:14,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:14,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:14,149 INFO L229 MonitoredProcess]: Starting monitored process 201 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:14,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (201)] Waiting until timeout for monitored process [2024-04-05 07:13:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:14,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:13:14,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:14,868 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:14,917 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:13:14,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651439222] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:14,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:13:14,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:13:14,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050647977] [2024-04-05 07:13:14,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:13:14,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:13:14,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:14,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:13:14,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:13:14,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:14,919 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:14,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:14,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:14,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:17,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:17,916 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (201)] Ended with exit code 0 [2024-04-05 07:13:18,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 201 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable228 [2024-04-05 07:13:18,117 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:18,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:18,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1432211604, now seen corresponding path program 1 times [2024-04-05 07:13:18,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:18,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506228607] [2024-04-05 07:13:18,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:18,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:18,579 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 408 proven. 297 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:13:18,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:18,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506228607] [2024-04-05 07:13:18,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506228607] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:18,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151904089] [2024-04-05 07:13:18,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:18,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:18,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:18,580 INFO L229 MonitoredProcess]: Starting monitored process 202 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:18,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (202)] Waiting until timeout for monitored process [2024-04-05 07:13:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:19,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:13:19,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:19,358 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 408 proven. 297 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:13:19,359 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:19,941 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 408 proven. 297 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:13:19,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151904089] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:13:19,941 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:13:19,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:13:19,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191285124] [2024-04-05 07:13:19,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:13:19,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:13:19,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:19,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:13:19,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:13:19,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:19,957 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:19,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 9.738095238095237) internal successors, (409), 42 states have internal predecessors, (409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:19,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:19,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:19,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:19,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:19,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:19,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:19,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:19,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:20,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:20,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (202)] Ended with exit code 0 [2024-04-05 07:13:21,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229,202 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:21,127 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:21,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:21,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1263095375, now seen corresponding path program 1 times [2024-04-05 07:13:21,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:21,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905513022] [2024-04-05 07:13:21,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:21,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:21,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:21,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905513022] [2024-04-05 07:13:21,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905513022] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:21,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980054667] [2024-04-05 07:13:21,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:21,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:21,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:21,505 INFO L229 MonitoredProcess]: Starting monitored process 203 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:21,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (203)] Waiting until timeout for monitored process [2024-04-05 07:13:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:22,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:13:22,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:22,235 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:22,235 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:22,293 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:13:22,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980054667] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:22,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:13:22,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:13:22,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716010448] [2024-04-05 07:13:22,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:13:22,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:13:22,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:22,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:13:22,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:13:22,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:22,295 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:22,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:22,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:22,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:22,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:22,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:22,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:22,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:25,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:25,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (203)] Forceful destruction successful, exit code 0 [2024-04-05 07:13:25,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230,203 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:25,598 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:25,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:25,598 INFO L85 PathProgramCache]: Analyzing trace with hash -314853126, now seen corresponding path program 1 times [2024-04-05 07:13:25,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:25,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346115196] [2024-04-05 07:13:25,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:25,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:26,078 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 375 proven. 365 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:13:26,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:26,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346115196] [2024-04-05 07:13:26,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346115196] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:26,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401483165] [2024-04-05 07:13:26,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:26,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:26,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:26,080 INFO L229 MonitoredProcess]: Starting monitored process 204 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:26,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (204)] Waiting until timeout for monitored process [2024-04-05 07:13:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:26,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 43 conjunts are in the unsatisfiable core [2024-04-05 07:13:26,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 375 proven. 365 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:13:26,835 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:27,322 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 375 proven. 365 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:13:27,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401483165] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:13:27,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:13:27,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2024-04-05 07:13:27,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881441951] [2024-04-05 07:13:27,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:13:27,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-05 07:13:27,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:27,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-05 07:13:27,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2024-04-05 07:13:27,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:27,324 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:27,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 9.456521739130435) internal successors, (435), 46 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:27,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:27,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:27,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:27,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:27,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:27,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:28,250 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (204)] Forceful destruction successful, exit code 0 [2024-04-05 07:13:28,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 204 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable231 [2024-04-05 07:13:28,450 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:28,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:28,450 INFO L85 PathProgramCache]: Analyzing trace with hash -772773567, now seen corresponding path program 1 times [2024-04-05 07:13:28,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:28,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565693064] [2024-04-05 07:13:28,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:28,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:28,894 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:28,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:28,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565693064] [2024-04-05 07:13:28,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565693064] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:28,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55602940] [2024-04-05 07:13:28,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:28,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:28,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:28,896 INFO L229 MonitoredProcess]: Starting monitored process 205 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:28,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (205)] Waiting until timeout for monitored process [2024-04-05 07:13:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:29,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 07:13:29,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:29,645 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-04-05 07:13:29,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [55602940] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:29,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:13:29,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25, 24] total 30 [2024-04-05 07:13:29,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136960165] [2024-04-05 07:13:29,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:13:29,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:13:29,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:29,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:13:29,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-04-05 07:13:29,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:29,705 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:29,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.0) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:35,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:35,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (205)] Forceful destruction successful, exit code 0 [2024-04-05 07:13:35,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 205 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable232 [2024-04-05 07:13:35,663 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:35,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:35,663 INFO L85 PathProgramCache]: Analyzing trace with hash -2088639656, now seen corresponding path program 1 times [2024-04-05 07:13:35,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:35,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403369061] [2024-04-05 07:13:35,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:35,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:36,207 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 328 proven. 440 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:13:36,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:36,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403369061] [2024-04-05 07:13:36,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403369061] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:36,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276770309] [2024-04-05 07:13:36,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:36,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:36,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:36,208 INFO L229 MonitoredProcess]: Starting monitored process 206 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:36,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (206)] Waiting until timeout for monitored process [2024-04-05 07:13:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:36,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 47 conjunts are in the unsatisfiable core [2024-04-05 07:13:36,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 328 proven. 440 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:13:37,040 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:37,869 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 328 proven. 440 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:13:37,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276770309] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:13:37,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:13:37,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2024-04-05 07:13:37,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144132888] [2024-04-05 07:13:37,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:13:37,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-05 07:13:37,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:37,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-05 07:13:37,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=2158, Unknown=0, NotChecked=0, Total=2450 [2024-04-05 07:13:37,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:37,871 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:37,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 9.22) internal successors, (461), 50 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:37,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:37,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:37,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:39,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:39,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:39,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:39,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (206)] Forceful destruction successful, exit code 0 [2024-04-05 07:13:39,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 206 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable233 [2024-04-05 07:13:39,644 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:39,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:39,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1091507984, now seen corresponding path program 1 times [2024-04-05 07:13:39,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:39,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786572284] [2024-04-05 07:13:39,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:39,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:40,168 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:40,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:40,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786572284] [2024-04-05 07:13:40,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786572284] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:40,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [635029438] [2024-04-05 07:13:40,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:40,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:40,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:40,170 INFO L229 MonitoredProcess]: Starting monitored process 207 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:40,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (207)] Waiting until timeout for monitored process [2024-04-05 07:13:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:40,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-05 07:13:40,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:40,981 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:41,068 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-04-05 07:13:41,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [635029438] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:41,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:13:41,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [27, 26] total 32 [2024-04-05 07:13:41,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88226319] [2024-04-05 07:13:41,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:13:41,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:13:41,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:41,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:13:41,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2024-04-05 07:13:41,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:41,070 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:41,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 36.75) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:41,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:41,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:41,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:41,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:41,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:51,682 WARN L293 SmtUtils]: Spent 5.35s on a formula simplification. DAG size of input: 73 DAG size of output: 73 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:52,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:52,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:52,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:13:52,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:52,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (207)] Forceful destruction successful, exit code 0 [2024-04-05 07:13:52,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 207 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable234 [2024-04-05 07:13:52,311 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:52,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:52,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1035086514, now seen corresponding path program 1 times [2024-04-05 07:13:52,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:52,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838561818] [2024-04-05 07:13:52,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:52,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:52,899 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 267 proven. 522 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:13:52,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:52,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838561818] [2024-04-05 07:13:52,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838561818] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:52,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058125822] [2024-04-05 07:13:52,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:52,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:52,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:52,900 INFO L229 MonitoredProcess]: Starting monitored process 208 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:52,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (208)] Waiting until timeout for monitored process [2024-04-05 07:13:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:53,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 51 conjunts are in the unsatisfiable core [2024-04-05 07:13:53,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:53,707 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 267 proven. 522 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:13:53,707 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:54,616 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 267 proven. 522 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:13:54,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058125822] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:13:54,617 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:13:54,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 54 [2024-04-05 07:13:54,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940016205] [2024-04-05 07:13:54,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:13:54,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-04-05 07:13:54,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:54,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-05 07:13:54,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=2533, Unknown=0, NotChecked=0, Total=2862 [2024-04-05 07:13:54,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:54,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:54,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 9.018518518518519) internal successors, (487), 54 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:54,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:54,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:54,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:54,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:54,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:54,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:13:56,028 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (208)] Ended with exit code 0 [2024-04-05 07:13:56,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 208 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable235 [2024-04-05 07:13:56,227 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:13:56,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:13:56,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1916084066, now seen corresponding path program 1 times [2024-04-05 07:13:56,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:13:56,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819932641] [2024-04-05 07:13:56,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:56,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:13:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:56,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:13:56,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819932641] [2024-04-05 07:13:56,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819932641] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:56,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386154974] [2024-04-05 07:13:56,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:13:56,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:13:56,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:13:56,755 INFO L229 MonitoredProcess]: Starting monitored process 209 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:13:56,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (209)] Waiting until timeout for monitored process [2024-04-05 07:13:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:13:57,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-05 07:13:57,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:13:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:13:57,604 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:13:57,706 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-04-05 07:13:57,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1386154974] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:13:57,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:13:57,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [29, 28] total 34 [2024-04-05 07:13:57,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380560354] [2024-04-05 07:13:57,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:13:57,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:13:57,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:13:57,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:13:57,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2024-04-05 07:13:57,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:13:57,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:13:57,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:13:57,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:13:57,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:08,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:08,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (209)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:08,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 209 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable236 [2024-04-05 07:14:08,275 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:14:08,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:08,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1874566108, now seen corresponding path program 1 times [2024-04-05 07:14:08,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:08,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284313226] [2024-04-05 07:14:08,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:08,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:08,896 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 192 proven. 611 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:14:08,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:08,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284313226] [2024-04-05 07:14:08,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284313226] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:08,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561443169] [2024-04-05 07:14:08,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:08,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:08,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:08,898 INFO L229 MonitoredProcess]: Starting monitored process 210 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:08,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (210)] Waiting until timeout for monitored process [2024-04-05 07:14:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:09,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 07:14:09,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:09,718 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 192 proven. 611 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:14:09,718 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:10,697 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 192 proven. 611 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:14:10,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [561443169] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:10,697 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:10,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29, 29] total 58 [2024-04-05 07:14:10,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210889719] [2024-04-05 07:14:10,697 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:10,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-04-05 07:14:10,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:10,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-04-05 07:14:10,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=2938, Unknown=0, NotChecked=0, Total=3306 [2024-04-05 07:14:10,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:10,699 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:10,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 8.844827586206897) internal successors, (513), 58 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) [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:10,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:10,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:12,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:12,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (210)] Ended with exit code 0 [2024-04-05 07:14:12,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 210 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable237 [2024-04-05 07:14:12,638 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:14:12,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:12,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1988229073, now seen corresponding path program 1 times [2024-04-05 07:14:12,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:12,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140767146] [2024-04-05 07:14:12,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:12,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:13,218 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:13,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:13,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140767146] [2024-04-05 07:14:13,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140767146] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:13,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2065897064] [2024-04-05 07:14:13,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:13,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:13,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:13,219 INFO L229 MonitoredProcess]: Starting monitored process 211 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:13,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (211)] Waiting until timeout for monitored process [2024-04-05 07:14:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:13,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-05 07:14:13,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:13,992 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:13,992 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:14,060 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2024-04-05 07:14:14,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2065897064] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:14,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:14,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [31, 30] total 36 [2024-04-05 07:14:14,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139867515] [2024-04-05 07:14:14,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:14,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:14,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:14,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:14,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1232, Unknown=0, NotChecked=0, Total=1332 [2024-04-05 07:14:14,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:14,061 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:14,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 42.25) internal successors, (169), 5 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:14,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:14,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:20,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:20,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-04-05 07:14:20,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:20,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (211)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:20,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 211 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable238 [2024-04-05 07:14:20,990 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:14:20,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:20,990 INFO L85 PathProgramCache]: Analyzing trace with hash -711612012, now seen corresponding path program 1 times [2024-04-05 07:14:20,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:20,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064232524] [2024-04-05 07:14:20,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:20,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 103 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:21,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:21,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064232524] [2024-04-05 07:14:21,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064232524] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:21,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398354116] [2024-04-05 07:14:21,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:21,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:21,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:21,717 INFO L229 MonitoredProcess]: Starting monitored process 212 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:21,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (212)] Waiting until timeout for monitored process [2024-04-05 07:14:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:22,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 59 conjunts are in the unsatisfiable core [2024-04-05 07:14:22,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 103 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:22,654 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 103 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:23,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398354116] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:23,933 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:23,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31, 31] total 62 [2024-04-05 07:14:23,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224176901] [2024-04-05 07:14:23,934 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:23,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-04-05 07:14:23,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:23,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-04-05 07:14:23,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=409, Invalid=3373, Unknown=0, NotChecked=0, Total=3782 [2024-04-05 07:14:23,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:23,935 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:23,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 8.693548387096774) internal successors, (539), 62 states have internal predecessors, (539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-04-05 07:14:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:26,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:26,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-04-05 07:14:26,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:26,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:14:26,390 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (212)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:26,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239,212 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:26,583 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:14:26,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:26,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1510022467, now seen corresponding path program 1 times [2024-04-05 07:14:26,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:26,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284471895] [2024-04-05 07:14:26,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:26,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:27,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:27,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284471895] [2024-04-05 07:14:27,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284471895] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:27,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661032577] [2024-04-05 07:14:27,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:27,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:27,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:27,397 INFO L229 MonitoredProcess]: Starting monitored process 213 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:27,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (213)] Waiting until timeout for monitored process [2024-04-05 07:14:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:28,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 64 conjunts are in the unsatisfiable core [2024-04-05 07:14:28,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:28,324 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:28,324 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:28,428 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-04-05 07:14:28,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [661032577] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:28,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:28,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [33, 32] total 38 [2024-04-05 07:14:28,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3949374] [2024-04-05 07:14:28,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:28,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:28,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:28,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:28,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1377, Unknown=0, NotChecked=0, Total=1482 [2024-04-05 07:14:28,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:28,430 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:28,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 45.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:28,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:14:28,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:28,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:14:28,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:14:28,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-04-05 07:14:28,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:28,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:14:28,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:28,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (213)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:28,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240,213 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:28,883 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 14 more)] === [2024-04-05 07:14:28,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:28,884 INFO L85 PathProgramCache]: Analyzing trace with hash 116444540, now seen corresponding path program 1 times [2024-04-05 07:14:28,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:28,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477874638] [2024-04-05 07:14:28,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:28,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:14:28,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:14:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:14:28,971 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:14:28,971 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:14:28,971 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 17 remaining) [2024-04-05 07:14:28,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (15 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (13 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 17 remaining) [2024-04-05 07:14:28,972 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 17 remaining) [2024-04-05 07:14:28,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2024-04-05 07:14:28,973 INFO L445 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] [2024-04-05 07:14:28,973 WARN L233 ceAbstractionStarter]: 15 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:14:28,973 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 16 thread instances. [2024-04-05 07:14:29,003 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:14:29,006 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:14:29,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:14:29,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:29,013 INFO L229 MonitoredProcess]: Starting monitored process 214 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:14:29,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (214)] Waiting until timeout for monitored process [2024-04-05 07:14:29,016 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:14:29,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:29,016 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:14:29,016 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:14:29,016 INFO L358 AbstractCegarLoop]: Starting to check reachability of 18 error locations. [2024-04-05 07:14:29,050 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:29,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:29,050 INFO L85 PathProgramCache]: Analyzing trace with hash -163549013, now seen corresponding path program 1 times [2024-04-05 07:14:29,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:29,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573565813] [2024-04-05 07:14:29,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:29,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-04-05 07:14:29,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:29,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573565813] [2024-04-05 07:14:29,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573565813] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:14:29,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:14:29,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:14:29,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744911817] [2024-04-05 07:14:29,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:29,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:14:29,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:29,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:14:29,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:14:29,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:29,198 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:29,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:29,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:29,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:29,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2024-04-05 07:14:29,206 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:29,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:29,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1490616982, now seen corresponding path program 1 times [2024-04-05 07:14:29,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:29,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098344699] [2024-04-05 07:14:29,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:29,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:29,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:29,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098344699] [2024-04-05 07:14:29,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098344699] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:14:29,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:14:29,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:14:29,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907868156] [2024-04-05 07:14:29,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:29,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:29,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:29,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:29,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:14:29,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:29,245 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:29,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:29,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:29,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:29,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:29,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:14:29,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2024-04-05 07:14:29,413 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:29,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:29,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1737620608, now seen corresponding path program 1 times [2024-04-05 07:14:29,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:29,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038794804] [2024-04-05 07:14:29,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:29,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 180 proven. 5 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2024-04-05 07:14:29,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:29,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038794804] [2024-04-05 07:14:29,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038794804] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:29,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142086511] [2024-04-05 07:14:29,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:29,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:29,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:29,607 INFO L229 MonitoredProcess]: Starting monitored process 215 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:29,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (215)] Waiting until timeout for monitored process [2024-04-05 07:14:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:30,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:14:30,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 180 proven. 5 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2024-04-05 07:14:30,332 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 180 proven. 5 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2024-04-05 07:14:30,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142086511] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:30,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:30,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:14:30,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998693393] [2024-04-05 07:14:30,413 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:30,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:14:30,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:30,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:14:30,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:14:30,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:30,413 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:30,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 13.933333333333334) internal successors, (209), 15 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:30,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:30,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:14:30,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:30,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:30,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:30,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:14:30,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (215)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:30,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 215 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable244 [2024-04-05 07:14:30,695 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:30,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:30,695 INFO L85 PathProgramCache]: Analyzing trace with hash 892912148, now seen corresponding path program 1 times [2024-04-05 07:14:30,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:30,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068894555] [2024-04-05 07:14:30,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:30,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:30,765 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:30,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:30,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068894555] [2024-04-05 07:14:30,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068894555] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:30,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887559007] [2024-04-05 07:14:30,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:30,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:30,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:30,767 INFO L229 MonitoredProcess]: Starting monitored process 216 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:30,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (216)] Waiting until timeout for monitored process [2024-04-05 07:14:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:31,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:14:31,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:31,434 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:31,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887559007] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:31,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:31,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:14:31,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743419858] [2024-04-05 07:14:31,579 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:31,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:14:31,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:31,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:14:31,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:14:31,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:31,580 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:31,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:31,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:31,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:31,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:14:31,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:31,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:31,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:31,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:14:31,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:31,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (216)] Ended with exit code 0 [2024-04-05 07:14:31,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 216 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable245 [2024-04-05 07:14:31,928 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:31,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:31,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1681670165, now seen corresponding path program 1 times [2024-04-05 07:14:31,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:31,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108206662] [2024-04-05 07:14:31,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:31,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:32,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:32,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108206662] [2024-04-05 07:14:32,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108206662] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:32,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [188217720] [2024-04-05 07:14:32,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:32,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:32,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:32,042 INFO L229 MonitoredProcess]: Starting monitored process 217 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:32,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (217)] Waiting until timeout for monitored process [2024-04-05 07:14:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:32,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:14:32,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:32,714 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:32,740 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:14:32,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [188217720] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:32,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:32,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:14:32,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265312393] [2024-04-05 07:14:32,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:32,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:32,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:32,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:32,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:14:32,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:32,742 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:32,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:32,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:32,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:32,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:14:32,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:32,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:33,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:33,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:33,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:33,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:33,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:33,429 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (217)] Ended with exit code 0 [2024-04-05 07:14:33,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 217 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable246 [2024-04-05 07:14:33,623 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:33,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:33,623 INFO L85 PathProgramCache]: Analyzing trace with hash -512321132, now seen corresponding path program 1 times [2024-04-05 07:14:33,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:33,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586320863] [2024-04-05 07:14:33,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:33,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 338 proven. 36 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:14:33,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:33,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586320863] [2024-04-05 07:14:33,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586320863] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:33,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810150382] [2024-04-05 07:14:33,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:33,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:33,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:33,862 INFO L229 MonitoredProcess]: Starting monitored process 218 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:33,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (218)] Waiting until timeout for monitored process [2024-04-05 07:14:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:34,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:14:34,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:34,584 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 338 proven. 36 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:14:34,584 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:34,713 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 338 proven. 36 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:14:34,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810150382] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:34,713 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:34,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:14:34,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600384833] [2024-04-05 07:14:34,713 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:34,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:14:34,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:34,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:14:34,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:14:34,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:34,714 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:34,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 14.5) internal successors, (261), 18 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:34,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:34,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:34,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:34,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:34,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:34,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:34,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:34,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:14:34,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (218)] Ended with exit code 0 [2024-04-05 07:14:35,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247,218 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:35,059 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:35,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:35,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1926745995, now seen corresponding path program 1 times [2024-04-05 07:14:35,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:35,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390809328] [2024-04-05 07:14:35,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:35,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:35,194 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:35,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:35,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390809328] [2024-04-05 07:14:35,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390809328] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:35,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171391666] [2024-04-05 07:14:35,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:35,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:35,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:35,196 INFO L229 MonitoredProcess]: Starting monitored process 219 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:35,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (219)] Waiting until timeout for monitored process [2024-04-05 07:14:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:35,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:14:35,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:35,893 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:35,934 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:14:35,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171391666] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:35,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:35,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:14:35,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137977989] [2024-04-05 07:14:35,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:35,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:35,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:35,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:35,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:14:35,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:35,935 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:35,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:35,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:35,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:35,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:35,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:35,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:35,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:14:35,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:36,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:36,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:36,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (219)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:36,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 219 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable248 [2024-04-05 07:14:36,647 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:36,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:36,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1199527131, now seen corresponding path program 1 times [2024-04-05 07:14:36,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:36,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541206442] [2024-04-05 07:14:36,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:36,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 396 proven. 62 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:14:36,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:36,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541206442] [2024-04-05 07:14:36,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541206442] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:36,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [358581706] [2024-04-05 07:14:36,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:36,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:36,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:36,902 INFO L229 MonitoredProcess]: Starting monitored process 220 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:36,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (220)] Waiting until timeout for monitored process [2024-04-05 07:14:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:37,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:14:37,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:37,673 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 396 proven. 62 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:14:37,673 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:37,878 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 396 proven. 62 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:14:37,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [358581706] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:37,879 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:37,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:14:37,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886500067] [2024-04-05 07:14:37,879 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:37,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:14:37,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:37,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:14:37,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:14:37,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:37,880 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:37,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 13.045454545454545) internal successors, (287), 22 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:37,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:37,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:37,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:37,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:37,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:37,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:37,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:37,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:38,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:38,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (220)] Ended with exit code 0 [2024-04-05 07:14:38,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 220 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable249 [2024-04-05 07:14:38,355 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:38,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:38,355 INFO L85 PathProgramCache]: Analyzing trace with hash 618858860, now seen corresponding path program 1 times [2024-04-05 07:14:38,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:38,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192364693] [2024-04-05 07:14:38,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:38,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:38,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:38,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192364693] [2024-04-05 07:14:38,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192364693] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:38,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8590828] [2024-04-05 07:14:38,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:38,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:38,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:38,518 INFO L229 MonitoredProcess]: Starting monitored process 221 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:38,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (221)] Waiting until timeout for monitored process [2024-04-05 07:14:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:39,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:14:39,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:39,227 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:39,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:39,271 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:14:39,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8590828] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:39,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:39,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:14:39,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197938731] [2024-04-05 07:14:39,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:39,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:39,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:39,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:39,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:14:39,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:39,272 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:39,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:39,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:39,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:39,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (221)] Ended with exit code 0 [2024-04-05 07:14:40,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250,221 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:40,040 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:40,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:40,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1842069824, now seen corresponding path program 1 times [2024-04-05 07:14:40,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:40,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635970216] [2024-04-05 07:14:40,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:40,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 440 proven. 95 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:14:40,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:40,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635970216] [2024-04-05 07:14:40,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635970216] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:40,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595972749] [2024-04-05 07:14:40,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:40,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:40,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:40,360 INFO L229 MonitoredProcess]: Starting monitored process 222 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:40,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (222)] Waiting until timeout for monitored process [2024-04-05 07:14:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:41,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:14:41,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:41,163 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 440 proven. 95 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:14:41,163 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:41,392 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 440 proven. 95 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:14:41,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595972749] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:41,392 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:41,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:14:41,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615198929] [2024-04-05 07:14:41,392 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:41,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:14:41,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:41,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:14:41,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:14:41,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:41,393 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:41,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 12.038461538461538) internal successors, (313), 26 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:41,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:41,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:41,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:41,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:41,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:41,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:41,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:41,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:41,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:41,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:41,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:41,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (222)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:41,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251,222 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:41,965 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:41,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:41,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1056752342, now seen corresponding path program 1 times [2024-04-05 07:14:41,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:41,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690177180] [2024-04-05 07:14:41,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:41,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:42,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:42,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690177180] [2024-04-05 07:14:42,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690177180] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:42,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115543147] [2024-04-05 07:14:42,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:42,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:42,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:42,164 INFO L229 MonitoredProcess]: Starting monitored process 223 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:42,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (223)] Waiting until timeout for monitored process [2024-04-05 07:14:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:42,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:14:42,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:42,934 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:42,934 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:42,986 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:14:42,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115543147] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:42,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:42,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:14:42,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706676563] [2024-04-05 07:14:42,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:42,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:42,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:42,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:42,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:14:42,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:42,987 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:42,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:42,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:43,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:43,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:43,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (223)] Ended with exit code 0 [2024-04-05 07:14:43,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252,223 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:43,931 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:43,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:43,931 INFO L85 PathProgramCache]: Analyzing trace with hash 2051573641, now seen corresponding path program 1 times [2024-04-05 07:14:43,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:43,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417330785] [2024-04-05 07:14:43,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:43,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:44,255 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 470 proven. 135 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:14:44,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:44,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417330785] [2024-04-05 07:14:44,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417330785] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:44,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603403123] [2024-04-05 07:14:44,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:44,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:44,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:44,257 INFO L229 MonitoredProcess]: Starting monitored process 224 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:44,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (224)] Waiting until timeout for monitored process [2024-04-05 07:14:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:44,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:14:44,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 470 proven. 135 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:14:45,054 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:45,390 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 470 proven. 135 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:14:45,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603403123] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:45,390 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:45,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:14:45,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684917951] [2024-04-05 07:14:45,391 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:45,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:14:45,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:45,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:14:45,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:14:45,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:45,391 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:45,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 11.3) internal successors, (339), 30 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:45,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:45,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (224)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:46,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253,224 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:46,068 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:46,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:46,068 INFO L85 PathProgramCache]: Analyzing trace with hash -2063956819, now seen corresponding path program 1 times [2024-04-05 07:14:46,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:46,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163985862] [2024-04-05 07:14:46,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:46,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:46,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:46,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163985862] [2024-04-05 07:14:46,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163985862] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:46,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791323301] [2024-04-05 07:14:46,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:46,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:46,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:46,332 INFO L229 MonitoredProcess]: Starting monitored process 225 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:46,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (225)] Waiting until timeout for monitored process [2024-04-05 07:14:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:47,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:14:47,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:47,125 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:14:47,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791323301] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:47,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:47,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:14:47,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698359219] [2024-04-05 07:14:47,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:47,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:47,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:47,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:47,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:14:47,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:47,178 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:47,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:47,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:48,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (225)] Ended with exit code 0 [2024-04-05 07:14:48,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 225 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable254 [2024-04-05 07:14:48,605 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:48,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:48,605 INFO L85 PathProgramCache]: Analyzing trace with hash -807091480, now seen corresponding path program 1 times [2024-04-05 07:14:48,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:48,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979837249] [2024-04-05 07:14:48,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:48,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 486 proven. 182 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:14:48,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:48,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979837249] [2024-04-05 07:14:48,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979837249] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:48,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959545289] [2024-04-05 07:14:48,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:48,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:48,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:48,951 INFO L229 MonitoredProcess]: Starting monitored process 226 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:48,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (226)] Waiting until timeout for monitored process [2024-04-05 07:14:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:49,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:14:49,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:49,809 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 486 proven. 182 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:14:49,809 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:50,225 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 486 proven. 182 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:14:50,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1959545289] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:50,225 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:50,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:14:50,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155195732] [2024-04-05 07:14:50,225 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:50,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:14:50,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:50,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:14:50,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:14:50,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:50,226 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:50,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 10.735294117647058) internal successors, (365), 34 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:50,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:50,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (226)] Forceful destruction successful, exit code 0 [2024-04-05 07:14:51,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255,226 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:51,144 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:51,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:51,144 INFO L85 PathProgramCache]: Analyzing trace with hash 2106685751, now seen corresponding path program 1 times [2024-04-05 07:14:51,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:51,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054904629] [2024-04-05 07:14:51,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:51,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:51,387 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:51,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:51,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054904629] [2024-04-05 07:14:51,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054904629] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:51,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043516292] [2024-04-05 07:14:51,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:51,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:51,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:51,389 INFO L229 MonitoredProcess]: Starting monitored process 227 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:51,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (227)] Waiting until timeout for monitored process [2024-04-05 07:14:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:52,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:14:52,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:52,176 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:52,233 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:14:52,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2043516292] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:52,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:52,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:14:52,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350676453] [2024-04-05 07:14:52,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:52,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:52,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:52,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:52,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:14:52,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:52,234 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:52,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:52,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:52,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:52,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:52,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:52,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:52,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:52,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:52,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:52,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:52,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:52,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:52,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:52,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:52,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:52,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:53,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:53,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (227)] Ended with exit code 0 [2024-04-05 07:14:54,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 227 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable256 [2024-04-05 07:14:54,066 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:54,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:54,066 INFO L85 PathProgramCache]: Analyzing trace with hash 900774601, now seen corresponding path program 1 times [2024-04-05 07:14:54,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:54,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494204622] [2024-04-05 07:14:54,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:54,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 488 proven. 236 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:14:54,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:54,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494204622] [2024-04-05 07:14:54,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494204622] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:54,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132756535] [2024-04-05 07:14:54,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:54,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:54,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:54,475 INFO L229 MonitoredProcess]: Starting monitored process 228 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:54,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (228)] Waiting until timeout for monitored process [2024-04-05 07:14:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:55,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:14:55,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:55,265 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 488 proven. 236 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:14:55,265 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:55,610 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 488 proven. 236 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:14:55,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132756535] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:14:55,610 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:14:55,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:14:55,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62519287] [2024-04-05 07:14:55,611 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:14:55,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:14:55,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:55,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:14:55,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:14:55,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:55,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:55,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 10.289473684210526) internal successors, (391), 38 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:55,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:55,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:56,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:56,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:56,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (228)] Ended with exit code 0 [2024-04-05 07:14:56,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 228 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable257 [2024-04-05 07:14:56,422 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:56,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:56,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1375802834, now seen corresponding path program 1 times [2024-04-05 07:14:56,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:56,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34993113] [2024-04-05 07:14:56,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:56,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:56,792 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:56,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:14:56,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34993113] [2024-04-05 07:14:56,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34993113] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:56,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1738526798] [2024-04-05 07:14:56,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:56,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:14:56,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:14:56,793 INFO L229 MonitoredProcess]: Starting monitored process 229 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:14:56,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (229)] Waiting until timeout for monitored process [2024-04-05 07:14:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:14:57,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:14:57,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:14:57,587 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:14:57,587 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:14:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:14:57,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1738526798] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:14:57,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:14:57,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:14:57,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324746668] [2024-04-05 07:14:57,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:14:57,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:14:57,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:14:57,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:14:57,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:14:57,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:57,639 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:14:57,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:57,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:14:59,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:14:59,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:14:59,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:14:59,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:14:59,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:59,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:14:59,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:14:59,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (229)] Ended with exit code 0 [2024-04-05 07:14:59,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 229 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable258 [2024-04-05 07:14:59,669 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:14:59,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:14:59,670 INFO L85 PathProgramCache]: Analyzing trace with hash 180149220, now seen corresponding path program 1 times [2024-04-05 07:14:59,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:14:59,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299551630] [2024-04-05 07:14:59,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:14:59,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:14:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:00,129 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 476 proven. 297 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:15:00,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:00,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299551630] [2024-04-05 07:15:00,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299551630] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:00,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220151082] [2024-04-05 07:15:00,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:00,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:00,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:00,132 INFO L229 MonitoredProcess]: Starting monitored process 230 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:00,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (230)] Waiting until timeout for monitored process [2024-04-05 07:15:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:00,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:15:00,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:01,003 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 476 proven. 297 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:15:01,003 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:01,565 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 476 proven. 297 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:15:01,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [220151082] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:15:01,565 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:15:01,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:15:01,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123816556] [2024-04-05 07:15:01,565 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:15:01,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:15:01,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:01,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:15:01,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:15:01,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:01,566 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:01,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 9.928571428571429) internal successors, (417), 42 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:01,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:02,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:02,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:02,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:02,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (230)] Ended with exit code 0 [2024-04-05 07:15:02,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259,230 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:02,558 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:15:02,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:15:02,558 INFO L85 PathProgramCache]: Analyzing trace with hash 699818008, now seen corresponding path program 1 times [2024-04-05 07:15:02,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:15:02,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585160497] [2024-04-05 07:15:02,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:02,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:15:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:15:02,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:02,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585160497] [2024-04-05 07:15:02,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585160497] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:02,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102570442] [2024-04-05 07:15:02,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:02,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:02,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:02,949 INFO L229 MonitoredProcess]: Starting monitored process 231 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:02,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (231)] Waiting until timeout for monitored process [2024-04-05 07:15:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:03,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:15:03,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:03,844 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:15:03,844 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:03,917 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:15:03,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102570442] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:03,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:15:03,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:15:03,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034094449] [2024-04-05 07:15:03,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:15:03,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:15:03,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:03,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:15:03,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:15:03,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:03,918 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:03,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:03,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:03,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:03,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:03,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:03,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:03,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:03,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:07,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:07,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:07,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:07,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:07,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:07,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:07,686 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (231)] Ended with exit code 0 [2024-04-05 07:15:07,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260,231 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:07,879 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:15:07,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:15:07,879 INFO L85 PathProgramCache]: Analyzing trace with hash 578378227, now seen corresponding path program 1 times [2024-04-05 07:15:07,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:15:07,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552426552] [2024-04-05 07:15:07,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:07,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:15:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:08,357 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 450 proven. 365 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:15:08,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:08,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552426552] [2024-04-05 07:15:08,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552426552] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:08,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752107393] [2024-04-05 07:15:08,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:08,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:08,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:08,358 INFO L229 MonitoredProcess]: Starting monitored process 232 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:08,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (232)] Waiting until timeout for monitored process [2024-04-05 07:15:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:09,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 43 conjunts are in the unsatisfiable core [2024-04-05 07:15:09,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:09,311 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 450 proven. 365 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:15:09,311 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:10,042 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 450 proven. 365 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:15:10,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1752107393] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:15:10,043 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:15:10,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2024-04-05 07:15:10,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064878758] [2024-04-05 07:15:10,043 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:15:10,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-05 07:15:10,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:10,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-05 07:15:10,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2024-04-05 07:15:10,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:10,044 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:10,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 9.630434782608695) internal successors, (443), 46 states have internal predecessors, (443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:10,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:11,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:11,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:11,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:11,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:11,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:11,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:11,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:11,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (232)] Ended with exit code 0 [2024-04-05 07:15:11,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261,232 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:11,500 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:15:11,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:15:11,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1331361903, now seen corresponding path program 1 times [2024-04-05 07:15:11,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:15:11,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276284204] [2024-04-05 07:15:11,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:11,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:15:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:11,995 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:15:11,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:11,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276284204] [2024-04-05 07:15:11,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276284204] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:11,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178267158] [2024-04-05 07:15:11,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:11,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:11,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:11,997 INFO L229 MonitoredProcess]: Starting monitored process 233 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:12,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (233)] Waiting until timeout for monitored process [2024-04-05 07:15:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:12,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 07:15:12,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:12,899 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:15:12,899 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:12,977 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-04-05 07:15:12,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178267158] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:12,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:15:12,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25, 24] total 30 [2024-04-05 07:15:12,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757759089] [2024-04-05 07:15:12,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:15:12,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:15:12,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:12,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:15:12,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-04-05 07:15:12,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:12,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:12,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.0) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:12,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:12,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:20,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:21,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:21,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:21,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (233)] Ended with exit code 0 [2024-04-05 07:15:21,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262,233 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:21,303 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:15:21,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:15:21,304 INFO L85 PathProgramCache]: Analyzing trace with hash -683196286, now seen corresponding path program 1 times [2024-04-05 07:15:21,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:15:21,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065014561] [2024-04-05 07:15:21,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:21,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:15:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 410 proven. 440 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:15:21,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:21,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065014561] [2024-04-05 07:15:21,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065014561] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:21,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233883639] [2024-04-05 07:15:21,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:21,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:21,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:21,870 INFO L229 MonitoredProcess]: Starting monitored process 234 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:21,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (234)] Waiting until timeout for monitored process [2024-04-05 07:15:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:22,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 47 conjunts are in the unsatisfiable core [2024-04-05 07:15:22,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:22,829 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 410 proven. 440 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:15:22,829 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 410 proven. 440 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:15:23,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1233883639] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:15:23,530 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:15:23,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2024-04-05 07:15:23,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533052410] [2024-04-05 07:15:23,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:15:23,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-05 07:15:23,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:23,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-05 07:15:23,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=2158, Unknown=0, NotChecked=0, Total=2450 [2024-04-05 07:15:23,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:23,532 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:23,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 9.38) internal successors, (469), 50 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:23,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:23,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:23,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:23,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:23,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:23,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:25,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:25,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:25,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (234)] Forceful destruction successful, exit code 0 [2024-04-05 07:15:25,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263,234 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:25,283 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:15:25,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:15:25,283 INFO L85 PathProgramCache]: Analyzing trace with hash 474360121, now seen corresponding path program 1 times [2024-04-05 07:15:25,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:15:25,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679954130] [2024-04-05 07:15:25,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:25,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:15:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:25,849 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:15:25,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:25,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679954130] [2024-04-05 07:15:25,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679954130] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:25,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536966816] [2024-04-05 07:15:25,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:25,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:25,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:25,851 INFO L229 MonitoredProcess]: Starting monitored process 235 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:25,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (235)] Waiting until timeout for monitored process [2024-04-05 07:15:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:26,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-05 07:15:26,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:26,826 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:15:26,826 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:26,915 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-04-05 07:15:26,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536966816] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:26,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:15:26,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [27, 26] total 32 [2024-04-05 07:15:26,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754034995] [2024-04-05 07:15:26,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:15:26,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:15:26,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:26,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:15:26,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2024-04-05 07:15:26,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:26,916 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:26,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 36.75) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:26,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:26,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:26,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:26,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:26,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:26,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:15:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:34,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (235)] Forceful destruction successful, exit code 0 [2024-04-05 07:15:34,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264,235 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:34,904 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:15:34,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:15:34,905 INFO L85 PathProgramCache]: Analyzing trace with hash -314965517, now seen corresponding path program 1 times [2024-04-05 07:15:34,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:15:34,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072692278] [2024-04-05 07:15:34,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:34,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:15:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 356 proven. 522 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:15:35,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:35,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072692278] [2024-04-05 07:15:35,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072692278] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:35,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958823330] [2024-04-05 07:15:35,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:35,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:35,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:35,514 INFO L229 MonitoredProcess]: Starting monitored process 236 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:35,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (236)] Waiting until timeout for monitored process [2024-04-05 07:15:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:36,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 51 conjunts are in the unsatisfiable core [2024-04-05 07:15:36,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 356 proven. 522 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:15:36,434 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:37,398 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 356 proven. 522 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:15:37,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958823330] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:15:37,399 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:15:37,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 54 [2024-04-05 07:15:37,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160667471] [2024-04-05 07:15:37,399 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:15:37,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-04-05 07:15:37,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:37,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-05 07:15:37,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=2533, Unknown=0, NotChecked=0, Total=2862 [2024-04-05 07:15:37,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:37,400 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:37,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 9.166666666666666) internal successors, (495), 54 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:37,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:39,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:39,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:39,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:39,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:15:39,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (236)] Forceful destruction successful, exit code 0 [2024-04-05 07:15:39,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 236 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable265 [2024-04-05 07:15:39,449 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:15:39,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:15:39,449 INFO L85 PathProgramCache]: Analyzing trace with hash 400593392, now seen corresponding path program 1 times [2024-04-05 07:15:39,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:15:39,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094480461] [2024-04-05 07:15:39,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:39,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:15:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:40,098 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:15:40,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:40,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094480461] [2024-04-05 07:15:40,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094480461] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:40,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [161758266] [2024-04-05 07:15:40,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:40,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:40,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:40,100 INFO L229 MonitoredProcess]: Starting monitored process 237 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:40,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (237)] Waiting until timeout for monitored process [2024-04-05 07:15:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:40,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-05 07:15:40,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:41,080 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:15:41,080 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-04-05 07:15:41,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [161758266] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:41,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:15:41,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [29, 28] total 34 [2024-04-05 07:15:41,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886985061] [2024-04-05 07:15:41,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:15:41,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:15:41,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:41,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:15:41,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2024-04-05 07:15:41,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:41,173 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:41,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:41,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:15:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:54,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 07:15:55,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:15:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:55,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (237)] Ended with exit code 0 [2024-04-05 07:15:55,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 237 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable266 [2024-04-05 07:15:55,935 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:15:55,935 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:15:55,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1779268434, now seen corresponding path program 1 times [2024-04-05 07:15:55,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:15:55,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809390114] [2024-04-05 07:15:55,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:55,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:15:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 288 proven. 611 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:15:56,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:15:56,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809390114] [2024-04-05 07:15:56,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809390114] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:15:56,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763473818] [2024-04-05 07:15:56,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:15:56,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:15:56,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:15:56,617 INFO L229 MonitoredProcess]: Starting monitored process 238 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:15:56,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (238)] Waiting until timeout for monitored process [2024-04-05 07:15:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:15:57,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 705 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 07:15:57,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:15:57,580 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 288 proven. 611 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:15:57,581 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:15:58,604 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 288 proven. 611 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:15:58,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763473818] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:15:58,604 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:15:58,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29, 29] total 58 [2024-04-05 07:15:58,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106493566] [2024-04-05 07:15:58,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:15:58,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-04-05 07:15:58,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:15:58,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-04-05 07:15:58,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=2938, Unknown=0, NotChecked=0, Total=3306 [2024-04-05 07:15:58,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:15:58,606 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:15:58,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 8.982758620689655) internal successors, (521), 58 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:15:58,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:00,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:00,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (238)] Ended with exit code 0 [2024-04-05 07:16:00,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 238 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable267 [2024-04-05 07:16:00,588 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:16:00,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:00,589 INFO L85 PathProgramCache]: Analyzing trace with hash -343726310, now seen corresponding path program 1 times [2024-04-05 07:16:00,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:00,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172832657] [2024-04-05 07:16:00,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:00,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:01,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:01,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172832657] [2024-04-05 07:16:01,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172832657] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:01,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039970783] [2024-04-05 07:16:01,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:01,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:01,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:01,286 INFO L229 MonitoredProcess]: Starting monitored process 239 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:01,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (239)] Waiting until timeout for monitored process [2024-04-05 07:16:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:02,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-05 07:16:02,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:02,237 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:02,238 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2024-04-05 07:16:02,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1039970783] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:02,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:16:02,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [31, 30] total 36 [2024-04-05 07:16:02,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892175135] [2024-04-05 07:16:02,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:16:02,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:16:02,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:02,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:16:02,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1232, Unknown=0, NotChecked=0, Total=1332 [2024-04-05 07:16:02,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:02,311 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:02,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 42.25) internal successors, (169), 5 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:02,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:02,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:02,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:09,386 WARN L293 SmtUtils]: Spent 5.25s on a formula simplification. DAG size of input: 83 DAG size of output: 83 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:16:11,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 07:16:20,552 WARN L293 SmtUtils]: Spent 6.64s on a formula simplification. DAG size of input: 85 DAG size of output: 85 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:16:20,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:20,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:20,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:20,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:20,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:20,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:20,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (239)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:20,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 239 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable268 [2024-04-05 07:16:20,840 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:16:20,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:20,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1672383105, now seen corresponding path program 1 times [2024-04-05 07:16:20,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:20,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288193421] [2024-04-05 07:16:20,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:20,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:21,576 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 206 proven. 707 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:16:21,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:21,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288193421] [2024-04-05 07:16:21,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288193421] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:21,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1184430506] [2024-04-05 07:16:21,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:21,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:21,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:21,578 INFO L229 MonitoredProcess]: Starting monitored process 240 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:21,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (240)] Waiting until timeout for monitored process [2024-04-05 07:16:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:22,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 59 conjunts are in the unsatisfiable core [2024-04-05 07:16:22,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 206 proven. 707 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:16:22,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:23,909 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 206 proven. 707 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:16:23,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1184430506] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:16:23,909 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:16:23,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31, 31] total 62 [2024-04-05 07:16:23,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372775372] [2024-04-05 07:16:23,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:16:23,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-04-05 07:16:23,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:23,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-04-05 07:16:23,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=409, Invalid=3373, Unknown=0, NotChecked=0, Total=3782 [2024-04-05 07:16:23,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:23,911 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:23,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 8.82258064516129) internal successors, (547), 62 states have internal predecessors, (547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:23,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:23,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:23,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:23,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:23,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:23,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:26,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:26,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:26,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (240)] Ended with exit code 0 [2024-04-05 07:16:26,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269,240 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:26,746 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:16:26,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:26,746 INFO L85 PathProgramCache]: Analyzing trace with hash 911537137, now seen corresponding path program 1 times [2024-04-05 07:16:26,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:26,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311046167] [2024-04-05 07:16:26,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:26,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:27,582 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:27,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:27,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311046167] [2024-04-05 07:16:27,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311046167] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:27,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740217696] [2024-04-05 07:16:27,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:27,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:27,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:27,584 INFO L229 MonitoredProcess]: Starting monitored process 241 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:27,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (241)] Waiting until timeout for monitored process [2024-04-05 07:16:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:28,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 64 conjunts are in the unsatisfiable core [2024-04-05 07:16:28,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:28,645 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:28,645 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-04-05 07:16:28,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [740217696] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:28,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:16:28,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [33, 32] total 38 [2024-04-05 07:16:28,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609693645] [2024-04-05 07:16:28,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:16:28,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:16:28,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:28,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:16:28,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1377, Unknown=0, NotChecked=0, Total=1482 [2024-04-05 07:16:28,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:28,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:28,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 45.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:28,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:28,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:36,993 WARN L293 SmtUtils]: Spent 5.14s on a formula simplification. DAG size of input: 89 DAG size of output: 89 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 07:16:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:37,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (241)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:37,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 241 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable270 [2024-04-05 07:16:37,635 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:16:37,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:37,636 INFO L85 PathProgramCache]: Analyzing trace with hash 947286352, now seen corresponding path program 1 times [2024-04-05 07:16:37,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:37,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480463803] [2024-04-05 07:16:37,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:37,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 110 proven. 810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:38,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:38,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480463803] [2024-04-05 07:16:38,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480463803] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:38,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306309347] [2024-04-05 07:16:38,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:38,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:38,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:38,453 INFO L229 MonitoredProcess]: Starting monitored process 242 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:38,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (242)] Waiting until timeout for monitored process [2024-04-05 07:16:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:39,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 63 conjunts are in the unsatisfiable core [2024-04-05 07:16:39,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 110 proven. 810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:39,501 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:40,682 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 110 proven. 810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:40,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306309347] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:16:40,682 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:16:40,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33, 33] total 66 [2024-04-05 07:16:40,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697395839] [2024-04-05 07:16:40,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:16:40,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-04-05 07:16:40,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:40,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-04-05 07:16:40,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=3838, Unknown=0, NotChecked=0, Total=4290 [2024-04-05 07:16:40,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:40,684 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:40,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 8.681818181818182) internal successors, (573), 66 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:40,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:40,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:40,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:40,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:40,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:40,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:43,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:43,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:43,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:43,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:43,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 07:16:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:16:43,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (242)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:43,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271,242 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:43,375 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:16:43,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:43,376 INFO L85 PathProgramCache]: Analyzing trace with hash 494513211, now seen corresponding path program 1 times [2024-04-05 07:16:43,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:43,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446493164] [2024-04-05 07:16:43,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:43,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:44,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:44,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446493164] [2024-04-05 07:16:44,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446493164] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:44,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [823396703] [2024-04-05 07:16:44,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:44,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:44,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:44,135 INFO L229 MonitoredProcess]: Starting monitored process 243 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:44,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (243)] Waiting until timeout for monitored process [2024-04-05 07:16:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:44,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 68 conjunts are in the unsatisfiable core [2024-04-05 07:16:44,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:45,129 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:45,129 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:45,216 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-04-05 07:16:45,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [823396703] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:45,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:16:45,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [35, 34] total 40 [2024-04-05 07:16:45,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421390058] [2024-04-05 07:16:45,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:16:45,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:16:45,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:45,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:16:45,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1530, Unknown=0, NotChecked=0, Total=1640 [2024-04-05 07:16:45,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:45,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:45,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 47.75) internal successors, (191), 5 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:45,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:45,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:45,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:45,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:45,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:16:45,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:16:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:45,446 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (243)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:45,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272,243 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:45,646 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 15 more)] === [2024-04-05 07:16:45,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:45,647 INFO L85 PathProgramCache]: Analyzing trace with hash 85058779, now seen corresponding path program 1 times [2024-04-05 07:16:45,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:45,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510258781] [2024-04-05 07:16:45,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:45,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:16:45,677 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:16:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:16:45,743 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:16:45,743 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 18 remaining) [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (16 of 18 remaining) [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (15 of 18 remaining) [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 18 remaining) [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (13 of 18 remaining) [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 18 remaining) [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 18 remaining) [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 18 remaining) [2024-04-05 07:16:45,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 18 remaining) [2024-04-05 07:16:45,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 18 remaining) [2024-04-05 07:16:45,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2024-04-05 07:16:45,745 INFO L445 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] [2024-04-05 07:16:45,745 WARN L233 ceAbstractionStarter]: 16 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:16:45,745 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 17 thread instances. [2024-04-05 07:16:45,778 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:16:45,780 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:16:45,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:16:45,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:45,784 INFO L229 MonitoredProcess]: Starting monitored process 244 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:16:45,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (244)] Waiting until timeout for monitored process [2024-04-05 07:16:45,793 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:16:45,794 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:45,794 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:16:45,794 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:16:45,794 INFO L358 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2024-04-05 07:16:45,833 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:45,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:45,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1744570261, now seen corresponding path program 1 times [2024-04-05 07:16:45,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:45,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907940821] [2024-04-05 07:16:45,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:45,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:46,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2024-04-05 07:16:46,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:46,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907940821] [2024-04-05 07:16:46,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907940821] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:16:46,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:16:46,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:16:46,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309673478] [2024-04-05 07:16:46,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:16:46,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:16:46,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:46,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:16:46,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:16:46,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:46,064 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:46,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:46,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:46,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:46,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2024-04-05 07:16:46,072 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:46,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:46,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1186491256, now seen corresponding path program 1 times [2024-04-05 07:16:46,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:46,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293763787] [2024-04-05 07:16:46,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:46,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:46,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:46,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:46,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293763787] [2024-04-05 07:16:46,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293763787] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:16:46,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:16:46,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:16:46,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289987111] [2024-04-05 07:16:46,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:16:46,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:16:46,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:46,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:16:46,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:16:46,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:46,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:46,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:46,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:46,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:46,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:46,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:16:46,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2024-04-05 07:16:46,299 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:46,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:46,299 INFO L85 PathProgramCache]: Analyzing trace with hash -396135850, now seen corresponding path program 1 times [2024-04-05 07:16:46,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:46,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679781815] [2024-04-05 07:16:46,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:46,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:46,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 192 proven. 5 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-04-05 07:16:46,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:46,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679781815] [2024-04-05 07:16:46,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679781815] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:46,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735919462] [2024-04-05 07:16:46,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:46,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:46,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:46,465 INFO L229 MonitoredProcess]: Starting monitored process 245 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:46,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (245)] Waiting until timeout for monitored process [2024-04-05 07:16:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:47,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:16:47,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:47,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 192 proven. 5 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-04-05 07:16:47,320 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:47,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 192 proven. 5 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-04-05 07:16:47,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [735919462] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:16:47,396 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:16:47,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:16:47,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326025851] [2024-04-05 07:16:47,396 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:16:47,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:16:47,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:47,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:16:47,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:16:47,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:47,397 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:47,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 14.466666666666667) internal successors, (217), 15 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:16:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:16:47,492 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (245)] Ended with exit code 0 [2024-04-05 07:16:47,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 245 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable276 [2024-04-05 07:16:47,690 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:47,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:47,690 INFO L85 PathProgramCache]: Analyzing trace with hash -545416212, now seen corresponding path program 1 times [2024-04-05 07:16:47,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:47,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776387797] [2024-04-05 07:16:47,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:47,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:47,752 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:47,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:47,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776387797] [2024-04-05 07:16:47,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776387797] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:47,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1101089086] [2024-04-05 07:16:47,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:47,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:47,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:47,754 INFO L229 MonitoredProcess]: Starting monitored process 246 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:47,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (246)] Waiting until timeout for monitored process [2024-04-05 07:16:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:48,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:16:48,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:48,564 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:48,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1101089086] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:16:48,681 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:16:48,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:16:48,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485292145] [2024-04-05 07:16:48,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:16:48,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:16:48,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:48,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:16:48,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:16:48,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:48,682 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:48,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:48,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:16:48,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:48,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:48,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:48,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:16:48,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:48,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (246)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:49,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 246 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable277 [2024-04-05 07:16:49,052 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:49,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:49,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1446547463, now seen corresponding path program 1 times [2024-04-05 07:16:49,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:49,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905713170] [2024-04-05 07:16:49,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:49,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:49,140 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:49,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:49,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905713170] [2024-04-05 07:16:49,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905713170] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:49,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264766286] [2024-04-05 07:16:49,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:49,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:49,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:49,142 INFO L229 MonitoredProcess]: Starting monitored process 247 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:49,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (247)] Waiting until timeout for monitored process [2024-04-05 07:16:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:49,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:16:49,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:49,937 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:16:49,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264766286] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:49,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:16:49,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:16:49,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854220326] [2024-04-05 07:16:49,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:16:49,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:16:49,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:49,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:16:49,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:16:49,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:49,975 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:49,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:49,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:49,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:49,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:16:49,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:49,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:50,699 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (247)] Ended with exit code 0 [2024-04-05 07:16:50,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 247 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable278 [2024-04-05 07:16:50,899 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:50,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:50,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1902265458, now seen corresponding path program 1 times [2024-04-05 07:16:50,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:50,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89911071] [2024-04-05 07:16:50,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:50,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:51,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 364 proven. 36 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:16:51,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:51,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89911071] [2024-04-05 07:16:51,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89911071] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:51,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269434029] [2024-04-05 07:16:51,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:51,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:51,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:51,100 INFO L229 MonitoredProcess]: Starting monitored process 248 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:51,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (248)] Waiting until timeout for monitored process [2024-04-05 07:16:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:51,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:16:51,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 364 proven. 36 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:16:51,957 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 364 proven. 36 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:16:52,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [269434029] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:16:52,097 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:16:52,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:16:52,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172696463] [2024-04-05 07:16:52,098 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:16:52,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:16:52,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:52,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:16:52,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:16:52,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:52,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:52,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 14.944444444444445) internal successors, (269), 18 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:52,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:52,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:52,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:52,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:52,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:52,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:52,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:52,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:52,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:52,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:52,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:52,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:16:52,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (248)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:52,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 248 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable279 [2024-04-05 07:16:52,436 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:52,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:52,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1116432269, now seen corresponding path program 1 times [2024-04-05 07:16:52,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:52,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417593114] [2024-04-05 07:16:52,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:52,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:52,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:52,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417593114] [2024-04-05 07:16:52,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417593114] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:52,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [769163965] [2024-04-05 07:16:52,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:52,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:52,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:52,548 INFO L229 MonitoredProcess]: Starting monitored process 249 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:52,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (249)] Waiting until timeout for monitored process [2024-04-05 07:16:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:53,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:16:53,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:53,357 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:53,390 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:16:53,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [769163965] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:53,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:16:53,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:16:53,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389082754] [2024-04-05 07:16:53,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:16:53,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:16:53,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:53,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:16:53,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:16:53,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:53,392 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:53,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:53,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:53,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:53,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:53,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:53,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:53,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:16:53,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:53,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:53,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:53,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:53,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:53,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:53,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:53,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:53,807 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (249)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:54,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 249 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable280 [2024-04-05 07:16:54,007 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:54,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:54,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1336626779, now seen corresponding path program 1 times [2024-04-05 07:16:54,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:54,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071201135] [2024-04-05 07:16:54,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:54,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 429 proven. 62 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:16:54,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:54,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071201135] [2024-04-05 07:16:54,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071201135] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:54,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237237297] [2024-04-05 07:16:54,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:54,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:54,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:54,230 INFO L229 MonitoredProcess]: Starting monitored process 250 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:54,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (250)] Waiting until timeout for monitored process [2024-04-05 07:16:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:55,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:16:55,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 429 proven. 62 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:16:55,078 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 429 proven. 62 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:16:55,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237237297] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:16:55,216 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:16:55,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:16:55,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964153018] [2024-04-05 07:16:55,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:16:55,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:16:55,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:55,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:16:55,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:16:55,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:55,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:55,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 13.409090909090908) internal successors, (295), 22 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:55,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:55,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (250)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:55,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 250 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable281 [2024-04-05 07:16:55,661 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:55,661 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:55,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1433348538, now seen corresponding path program 1 times [2024-04-05 07:16:55,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:55,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244061988] [2024-04-05 07:16:55,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:55,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:55,813 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:55,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:55,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244061988] [2024-04-05 07:16:55,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244061988] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:55,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511773003] [2024-04-05 07:16:55,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:55,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:55,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:55,815 INFO L229 MonitoredProcess]: Starting monitored process 251 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:55,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (251)] Waiting until timeout for monitored process [2024-04-05 07:16:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:56,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:16:56,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:56,635 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:16:56,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511773003] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:56,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:16:56,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:16:56,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932569256] [2024-04-05 07:16:56,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:16:56,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:16:56,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:56,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:16:56,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:16:56,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:56,684 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:56,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:56,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:56,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:57,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (251)] Ended with exit code 0 [2024-04-05 07:16:57,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 251 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable282 [2024-04-05 07:16:57,394 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:57,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:57,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1643604262, now seen corresponding path program 1 times [2024-04-05 07:16:57,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:57,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984975637] [2024-04-05 07:16:57,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:57,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 480 proven. 95 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:16:57,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:57,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984975637] [2024-04-05 07:16:57,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984975637] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:57,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911178967] [2024-04-05 07:16:57,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:57,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:57,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:57,658 INFO L229 MonitoredProcess]: Starting monitored process 252 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:57,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (252)] Waiting until timeout for monitored process [2024-04-05 07:16:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:58,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:16:58,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:16:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 480 proven. 95 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:16:58,574 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:16:58,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 480 proven. 95 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:16:58,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911178967] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:16:58,800 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:16:58,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:16:58,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186738289] [2024-04-05 07:16:58,801 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:16:58,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:16:58,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:16:58,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:16:58,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:16:58,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:58,801 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:16:58,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 12.346153846153847) internal successors, (321), 26 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:58,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:16:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:16:59,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (252)] Forceful destruction successful, exit code 0 [2024-04-05 07:16:59,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283,252 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:59,355 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:16:59,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:16:59,355 INFO L85 PathProgramCache]: Analyzing trace with hash -44570322, now seen corresponding path program 1 times [2024-04-05 07:16:59,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:16:59,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637369988] [2024-04-05 07:16:59,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:59,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:16:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:16:59,540 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:16:59,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:16:59,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637369988] [2024-04-05 07:16:59,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637369988] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:16:59,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432418732] [2024-04-05 07:16:59,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:16:59,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:16:59,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:16:59,541 INFO L229 MonitoredProcess]: Starting monitored process 253 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:16:59,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (253)] Waiting until timeout for monitored process [2024-04-05 07:17:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:00,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:17:00,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:00,420 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:00,421 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:00,469 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:17:00,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432418732] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:00,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:17:00,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:17:00,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27591029] [2024-04-05 07:17:00,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:17:00,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:17:00,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:00,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:17:00,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:17:00,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:00,471 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:00,471 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:00,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:01,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:01,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:01,146 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (253)] Ended with exit code 0 [2024-04-05 07:17:01,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284,253 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:01,346 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:01,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:01,347 INFO L85 PathProgramCache]: Analyzing trace with hash -733593411, now seen corresponding path program 1 times [2024-04-05 07:17:01,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:01,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310396352] [2024-04-05 07:17:01,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:01,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:01,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 517 proven. 135 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:17:01,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:01,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310396352] [2024-04-05 07:17:01,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310396352] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:01,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453177539] [2024-04-05 07:17:01,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:01,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:01,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:01,714 INFO L229 MonitoredProcess]: Starting monitored process 254 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:01,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (254)] Waiting until timeout for monitored process [2024-04-05 07:17:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:02,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:17:02,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:02,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 517 proven. 135 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:17:02,626 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:02,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 517 proven. 135 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:17:02,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1453177539] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:17:02,862 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:17:02,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:17:02,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821402407] [2024-04-05 07:17:02,862 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:17:02,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:17:02,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:02,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:17:02,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:17:02,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:02,863 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:02,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 11.566666666666666) internal successors, (347), 30 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:02,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:02,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:02,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:03,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:03,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (254)] Ended with exit code 0 [2024-04-05 07:17:03,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285,254 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:03,457 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:03,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:03,457 INFO L85 PathProgramCache]: Analyzing trace with hash 715089339, now seen corresponding path program 1 times [2024-04-05 07:17:03,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:03,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496454336] [2024-04-05 07:17:03,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:03,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:03,686 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:03,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:03,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496454336] [2024-04-05 07:17:03,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496454336] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:03,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [188247052] [2024-04-05 07:17:03,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:03,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:03,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:03,688 INFO L229 MonitoredProcess]: Starting monitored process 255 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:03,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (255)] Waiting until timeout for monitored process [2024-04-05 07:17:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:04,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:17:04,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:04,631 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:17:04,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [188247052] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:04,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:17:04,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:17:04,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410361647] [2024-04-05 07:17:04,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:17:04,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:17:04,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:04,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:17:04,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:17:04,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:04,693 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:04,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:04,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:04,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:04,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:04,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:04,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:04,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:04,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:05,950 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (255)] Ended with exit code 0 [2024-04-05 07:17:06,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286,255 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:06,142 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:06,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:06,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1033245508, now seen corresponding path program 1 times [2024-04-05 07:17:06,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:06,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766085475] [2024-04-05 07:17:06,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:06,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:06,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 540 proven. 182 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:17:06,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:06,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766085475] [2024-04-05 07:17:06,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766085475] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:06,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563101203] [2024-04-05 07:17:06,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:06,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:06,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:06,473 INFO L229 MonitoredProcess]: Starting monitored process 256 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:06,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (256)] Waiting until timeout for monitored process [2024-04-05 07:17:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:07,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:17:07,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:07,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 540 proven. 182 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:17:07,359 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:07,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 540 proven. 182 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:17:07,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563101203] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:17:07,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:17:07,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:17:07,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969364072] [2024-04-05 07:17:07,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:17:07,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:17:07,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:07,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:17:07,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:17:07,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:07,808 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:07,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 10.970588235294118) internal successors, (373), 34 states have internal predecessors, (373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:07,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:07,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:07,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:07,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:07,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:08,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:08,585 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (256)] Ended with exit code 0 [2024-04-05 07:17:08,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 256 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable287 [2024-04-05 07:17:08,778 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:08,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:08,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1124374385, now seen corresponding path program 1 times [2024-04-05 07:17:08,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:08,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322080809] [2024-04-05 07:17:08,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:08,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:09,068 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:09,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:09,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322080809] [2024-04-05 07:17:09,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322080809] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:09,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425989116] [2024-04-05 07:17:09,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:09,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:09,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:09,070 INFO L229 MonitoredProcess]: Starting monitored process 257 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:09,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (257)] Waiting until timeout for monitored process [2024-04-05 07:17:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:09,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:17:09,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:09,997 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:09,997 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:10,066 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:17:10,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425989116] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:10,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:17:10,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:17:10,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267256321] [2024-04-05 07:17:10,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:17:10,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:17:10,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:10,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:17:10,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:17:10,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:10,067 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:10,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:10,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:11,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:11,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:11,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:11,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:11,712 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (257)] Ended with exit code 0 [2024-04-05 07:17:11,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 257 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable288 [2024-04-05 07:17:11,912 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:11,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:11,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1812742841, now seen corresponding path program 1 times [2024-04-05 07:17:11,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:11,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437386730] [2024-04-05 07:17:11,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:11,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:12,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 549 proven. 236 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:17:12,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:12,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437386730] [2024-04-05 07:17:12,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437386730] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:12,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342150435] [2024-04-05 07:17:12,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:12,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:12,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:12,333 INFO L229 MonitoredProcess]: Starting monitored process 258 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:12,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (258)] Waiting until timeout for monitored process [2024-04-05 07:17:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:13,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:17:13,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 549 proven. 236 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:17:13,297 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:13,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 549 proven. 236 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:17:13,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342150435] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:17:13,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:17:13,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:17:13,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290616086] [2024-04-05 07:17:13,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:17:13,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:17:13,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:13,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:17:13,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:17:13,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:13,835 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:13,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 10.5) internal successors, (399), 38 states have internal predecessors, (399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:13,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:14,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:14,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:14,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (258)] Forceful destruction successful, exit code 0 [2024-04-05 07:17:14,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289,258 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:14,902 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:14,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:14,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1381460548, now seen corresponding path program 1 times [2024-04-05 07:17:14,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:14,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467377127] [2024-04-05 07:17:14,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:14,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:15,269 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:15,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:15,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467377127] [2024-04-05 07:17:15,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467377127] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:15,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144524789] [2024-04-05 07:17:15,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:15,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:15,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:15,271 INFO L229 MonitoredProcess]: Starting monitored process 259 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:15,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (259)] Waiting until timeout for monitored process [2024-04-05 07:17:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:16,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:17:16,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:16,211 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:16,211 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:16,268 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:17:16,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [144524789] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:16,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:17:16,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:17:16,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056953549] [2024-04-05 07:17:16,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:17:16,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:17:16,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:16,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:17:16,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:17:16,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:16,269 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:16,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:16,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:16,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:16,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:16,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:16,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:16,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:16,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:16,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:16,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:18,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:18,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:18,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (259)] Forceful destruction successful, exit code 0 [2024-04-05 07:17:19,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 259 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable290 [2024-04-05 07:17:19,184 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:19,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:19,184 INFO L85 PathProgramCache]: Analyzing trace with hash 402129702, now seen corresponding path program 1 times [2024-04-05 07:17:19,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:19,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522757468] [2024-04-05 07:17:19,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:19,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 544 proven. 297 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:17:19,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:19,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522757468] [2024-04-05 07:17:19,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522757468] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:19,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357955662] [2024-04-05 07:17:19,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:19,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:19,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:19,617 INFO L229 MonitoredProcess]: Starting monitored process 260 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:19,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (260)] Waiting until timeout for monitored process [2024-04-05 07:17:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:20,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:17:20,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:20,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 544 proven. 297 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:17:20,674 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 544 proven. 297 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:17:21,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357955662] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:17:21,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:17:21,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:17:21,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140912277] [2024-04-05 07:17:21,250 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:17:21,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:17:21,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:21,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:17:21,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:17:21,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:21,251 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:21,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 10.119047619047619) internal successors, (425), 42 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:21,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:21,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:21,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:21,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:21,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:21,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:21,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:22,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:22,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:22,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:22,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:22,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:22,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:22,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (260)] Ended with exit code 0 [2024-04-05 07:17:22,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 260 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable291 [2024-04-05 07:17:22,476 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:22,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:22,476 INFO L85 PathProgramCache]: Analyzing trace with hash -823274384, now seen corresponding path program 1 times [2024-04-05 07:17:22,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:22,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761289839] [2024-04-05 07:17:22,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:22,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:22,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:22,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761289839] [2024-04-05 07:17:22,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761289839] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:22,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904516199] [2024-04-05 07:17:22,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:22,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:22,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:22,889 INFO L229 MonitoredProcess]: Starting monitored process 261 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:22,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (261)] Waiting until timeout for monitored process [2024-04-05 07:17:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:23,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:17:23,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:23,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:24,013 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:17:24,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904516199] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:24,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:17:24,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:17:24,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247080009] [2024-04-05 07:17:24,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:17:24,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:17:24,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:24,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:17:24,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:17:24,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:24,015 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:24,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:24,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:28,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:28,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:28,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:28,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (261)] Forceful destruction successful, exit code 0 [2024-04-05 07:17:28,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 261 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable292 [2024-04-05 07:17:28,822 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:28,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:28,823 INFO L85 PathProgramCache]: Analyzing trace with hash 414076477, now seen corresponding path program 1 times [2024-04-05 07:17:28,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:28,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559428044] [2024-04-05 07:17:28,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:28,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:29,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 525 proven. 365 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:17:29,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:29,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559428044] [2024-04-05 07:17:29,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559428044] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:29,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237758987] [2024-04-05 07:17:29,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:29,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:29,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:29,337 INFO L229 MonitoredProcess]: Starting monitored process 262 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:29,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (262)] Waiting until timeout for monitored process [2024-04-05 07:17:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:30,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 43 conjunts are in the unsatisfiable core [2024-04-05 07:17:30,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:30,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 525 proven. 365 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:17:30,347 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:31,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 525 proven. 365 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:17:31,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237758987] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:17:31,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:17:31,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2024-04-05 07:17:31,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945076788] [2024-04-05 07:17:31,076 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:17:31,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-05 07:17:31,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:31,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-05 07:17:31,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2024-04-05 07:17:31,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:31,077 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:31,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 9.804347826086957) internal successors, (451), 46 states have internal predecessors, (451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:31,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:31,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:31,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:31,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:31,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:31,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:32,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:32,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:32,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:32,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:32,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:32,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:32,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:32,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:32,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (262)] Ended with exit code 0 [2024-04-05 07:17:32,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293,262 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:32,550 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:32,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:32,550 INFO L85 PathProgramCache]: Analyzing trace with hash 2096716093, now seen corresponding path program 1 times [2024-04-05 07:17:32,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:32,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105409521] [2024-04-05 07:17:32,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:32,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:33,097 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:33,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:33,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105409521] [2024-04-05 07:17:33,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105409521] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:33,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256718033] [2024-04-05 07:17:33,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:33,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:33,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:33,099 INFO L229 MonitoredProcess]: Starting monitored process 263 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:33,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (263)] Waiting until timeout for monitored process [2024-04-05 07:17:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:33,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 07:17:33,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:34,095 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:34,096 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:34,171 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-04-05 07:17:34,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [256718033] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:34,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:17:34,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25, 24] total 30 [2024-04-05 07:17:34,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397592075] [2024-04-05 07:17:34,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:17:34,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:17:34,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:34,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:17:34,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-04-05 07:17:34,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:34,173 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:34,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.0) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:34,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:34,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:34,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:34,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:34,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:34,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:34,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:17:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:38,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (263)] Forceful destruction successful, exit code 0 [2024-04-05 07:17:39,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294,263 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:39,059 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:39,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:39,060 INFO L85 PathProgramCache]: Analyzing trace with hash 451102654, now seen corresponding path program 1 times [2024-04-05 07:17:39,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:39,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964974449] [2024-04-05 07:17:39,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:39,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:39,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 492 proven. 440 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:17:39,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:39,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964974449] [2024-04-05 07:17:39,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964974449] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:39,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013944481] [2024-04-05 07:17:39,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:39,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:39,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:39,723 INFO L229 MonitoredProcess]: Starting monitored process 264 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:39,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (264)] Waiting until timeout for monitored process [2024-04-05 07:17:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:40,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 47 conjunts are in the unsatisfiable core [2024-04-05 07:17:40,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 492 proven. 440 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:17:40,773 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:41,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 492 proven. 440 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:17:41,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013944481] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:17:41,554 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:17:41,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2024-04-05 07:17:41,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166151725] [2024-04-05 07:17:41,554 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:17:41,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-05 07:17:41,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:41,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-05 07:17:41,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=2158, Unknown=0, NotChecked=0, Total=2450 [2024-04-05 07:17:41,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:41,555 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:41,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 9.54) internal successors, (477), 50 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:17:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:43,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:17:43,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:43,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:17:43,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (264)] Forceful destruction successful, exit code 0 [2024-04-05 07:17:43,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295,264 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:43,303 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:43,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:43,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1187254161, now seen corresponding path program 1 times [2024-04-05 07:17:43,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:43,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808493005] [2024-04-05 07:17:43,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:43,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:43,795 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:43,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:43,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808493005] [2024-04-05 07:17:43,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808493005] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:43,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944448311] [2024-04-05 07:17:43,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:43,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:43,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:43,796 INFO L229 MonitoredProcess]: Starting monitored process 265 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:43,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (265)] Waiting until timeout for monitored process [2024-04-05 07:17:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:44,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-05 07:17:44,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:44,745 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:17:44,745 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-04-05 07:17:44,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944448311] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:44,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:17:44,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [27, 26] total 32 [2024-04-05 07:17:44,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560310014] [2024-04-05 07:17:44,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:17:44,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:17:44,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:44,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:17:44,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2024-04-05 07:17:44,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:44,815 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:44,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 36.75) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:17:44,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:55,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:55,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:55,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:17:55,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:55,640 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (265)] Forceful destruction successful, exit code 0 [2024-04-05 07:17:55,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296,265 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:55,840 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:17:55,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:17:55,840 INFO L85 PathProgramCache]: Analyzing trace with hash 653423841, now seen corresponding path program 1 times [2024-04-05 07:17:55,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:17:55,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543921277] [2024-04-05 07:17:55,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:55,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:17:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:56,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 445 proven. 522 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:17:56,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:17:56,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543921277] [2024-04-05 07:17:56,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543921277] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:17:56,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749236217] [2024-04-05 07:17:56,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:17:56,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:17:56,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:17:56,494 INFO L229 MonitoredProcess]: Starting monitored process 266 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:17:56,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (266)] Waiting until timeout for monitored process [2024-04-05 07:17:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:17:57,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 51 conjunts are in the unsatisfiable core [2024-04-05 07:17:57,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:17:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 445 proven. 522 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:17:57,606 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:17:58,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 445 proven. 522 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:17:58,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749236217] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:17:58,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:17:58,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 54 [2024-04-05 07:17:58,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571211351] [2024-04-05 07:17:58,613 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:17:58,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-04-05 07:17:58,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:17:58,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-05 07:17:58,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=2533, Unknown=0, NotChecked=0, Total=2862 [2024-04-05 07:17:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:17:58,614 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:17:58,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 9.314814814814815) internal successors, (503), 54 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:17:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:17:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:17:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:00,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (266)] Forceful destruction successful, exit code 0 [2024-04-05 07:18:00,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297,266 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:18:00,706 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:18:00,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:18:00,707 INFO L85 PathProgramCache]: Analyzing trace with hash 560815742, now seen corresponding path program 1 times [2024-04-05 07:18:00,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:18:00,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792028184] [2024-04-05 07:18:00,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:00,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:18:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:18:01,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:18:01,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792028184] [2024-04-05 07:18:01,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792028184] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:18:01,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463213079] [2024-04-05 07:18:01,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:01,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:18:01,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:18:01,311 INFO L229 MonitoredProcess]: Starting monitored process 267 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:18:01,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (267)] Waiting until timeout for monitored process [2024-04-05 07:18:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:02,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-05 07:18:02,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:18:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:18:02,365 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:18:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-04-05 07:18:02,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463213079] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:18:02,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:18:02,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [29, 28] total 34 [2024-04-05 07:18:02,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202403784] [2024-04-05 07:18:02,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:18:02,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:18:02,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:18:02,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:18:02,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2024-04-05 07:18:02,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:02,452 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:18:02,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:02,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:02,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:14,961 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 79 DAG size of output: 79 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:16,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:16,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (267)] Forceful destruction successful, exit code 0 [2024-04-05 07:18:16,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298,267 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:18:16,944 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:18:16,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:18:16,944 INFO L85 PathProgramCache]: Analyzing trace with hash 400902452, now seen corresponding path program 1 times [2024-04-05 07:18:16,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:18:16,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418375767] [2024-04-05 07:18:16,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:16,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:18:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:17,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 384 proven. 611 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:18:17,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:18:17,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418375767] [2024-04-05 07:18:17,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418375767] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:18:17,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086461657] [2024-04-05 07:18:17,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:17,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:18:17,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:18:17,649 INFO L229 MonitoredProcess]: Starting monitored process 268 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:18:17,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (268)] Waiting until timeout for monitored process [2024-04-05 07:18:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:18,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 07:18:18,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:18:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 384 proven. 611 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:18:18,794 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:18:19,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 384 proven. 611 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:18:19,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086461657] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:18:19,810 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:18:19,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29, 29] total 58 [2024-04-05 07:18:19,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145969623] [2024-04-05 07:18:19,810 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:18:19,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-04-05 07:18:19,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:18:19,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-04-05 07:18:19,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=2938, Unknown=0, NotChecked=0, Total=3306 [2024-04-05 07:18:19,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:19,811 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:18:19,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 9.120689655172415) internal successors, (529), 58 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:18:19,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:19,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:19,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:19,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:21,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (268)] Forceful destruction successful, exit code 0 [2024-04-05 07:18:22,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 268 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable299 [2024-04-05 07:18:22,003 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:18:22,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:18:22,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1696085746, now seen corresponding path program 1 times [2024-04-05 07:18:22,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:18:22,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364094723] [2024-04-05 07:18:22,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:22,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:18:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:22,597 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:18:22,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:18:22,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364094723] [2024-04-05 07:18:22,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364094723] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:18:22,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044629140] [2024-04-05 07:18:22,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:22,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:18:22,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:18:22,598 INFO L229 MonitoredProcess]: Starting monitored process 269 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:18:22,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (269)] Waiting until timeout for monitored process [2024-04-05 07:18:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:23,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-05 07:18:23,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:18:23,635 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:18:23,636 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:18:23,713 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2024-04-05 07:18:23,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044629140] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:18:23,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:18:23,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [31, 30] total 36 [2024-04-05 07:18:23,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410386701] [2024-04-05 07:18:23,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:18:23,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:18:23,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:18:23,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:18:23,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1232, Unknown=0, NotChecked=0, Total=1332 [2024-04-05 07:18:23,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:23,714 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:18:23,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 42.25) internal successors, (169), 5 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:18:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:23,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:23,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:32,751 WARN L293 SmtUtils]: Spent 6.06s on a formula simplification. DAG size of input: 83 DAG size of output: 83 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:18:41,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:41,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:41,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:18:41,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:41,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (269)] Ended with exit code 0 [2024-04-05 07:18:41,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 269 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable300 [2024-04-05 07:18:41,846 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:18:41,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:18:41,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1668965893, now seen corresponding path program 1 times [2024-04-05 07:18:41,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:18:41,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212593545] [2024-04-05 07:18:41,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:41,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:18:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:42,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 309 proven. 707 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:18:42,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:18:42,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212593545] [2024-04-05 07:18:42,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212593545] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:18:42,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1936260235] [2024-04-05 07:18:42,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:42,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:18:42,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:18:42,640 INFO L229 MonitoredProcess]: Starting monitored process 270 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:18:42,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (270)] Waiting until timeout for monitored process [2024-04-05 07:18:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:43,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 59 conjunts are in the unsatisfiable core [2024-04-05 07:18:43,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:18:43,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 309 proven. 707 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:18:43,793 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:18:45,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 309 proven. 707 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:18:45,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1936260235] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:18:45,082 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:18:45,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31, 31] total 62 [2024-04-05 07:18:45,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931930870] [2024-04-05 07:18:45,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:18:45,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-04-05 07:18:45,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:18:45,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-04-05 07:18:45,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=409, Invalid=3373, Unknown=0, NotChecked=0, Total=3782 [2024-04-05 07:18:45,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:45,083 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:18:45,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 8.951612903225806) internal successors, (555), 62 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:45,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:45,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:18:45,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:45,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:47,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:47,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:18:47,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:47,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:18:47,581 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (270)] Forceful destruction successful, exit code 0 [2024-04-05 07:18:47,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 270 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable301 [2024-04-05 07:18:47,781 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:18:47,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:18:47,781 INFO L85 PathProgramCache]: Analyzing trace with hash -383384193, now seen corresponding path program 1 times [2024-04-05 07:18:47,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:18:47,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982898307] [2024-04-05 07:18:47,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:47,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:18:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:48,574 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:18:48,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:18:48,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982898307] [2024-04-05 07:18:48,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982898307] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:18:48,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710119705] [2024-04-05 07:18:48,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:18:48,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:18:48,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:18:48,576 INFO L229 MonitoredProcess]: Starting monitored process 271 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:18:48,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (271)] Waiting until timeout for monitored process [2024-04-05 07:18:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:18:49,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 64 conjunts are in the unsatisfiable core [2024-04-05 07:18:49,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:18:49,590 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:18:49,591 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:18:49,666 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-04-05 07:18:49,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710119705] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:18:49,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:18:49,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [33, 32] total 38 [2024-04-05 07:18:49,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674873878] [2024-04-05 07:18:49,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:18:49,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:18:49,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:18:49,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:18:49,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1377, Unknown=0, NotChecked=0, Total=1482 [2024-04-05 07:18:49,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:18:49,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:18:49,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 45.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:18:49,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:03,620 WARN L293 SmtUtils]: Spent 9.91s on a formula simplification. DAG size of input: 89 DAG size of output: 89 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:19:16,096 WARN L293 SmtUtils]: Spent 8.96s on a formula simplification. DAG size of input: 91 DAG size of output: 91 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:19:16,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:16,796 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (271)] Ended with exit code 0 [2024-04-05 07:19:16,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302,271 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:16,987 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:19:16,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:16,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1464306254, now seen corresponding path program 1 times [2024-04-05 07:19:16,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:16,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70641869] [2024-04-05 07:19:16,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:16,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:17,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 220 proven. 810 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:19:17,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:17,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70641869] [2024-04-05 07:19:17,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70641869] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:17,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2132618194] [2024-04-05 07:19:17,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:17,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:17,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:17,770 INFO L229 MonitoredProcess]: Starting monitored process 272 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:19:17,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (272)] Waiting until timeout for monitored process [2024-04-05 07:19:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:18,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 751 conjuncts, 63 conjunts are in the unsatisfiable core [2024-04-05 07:19:18,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:19:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 220 proven. 810 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:19:18,853 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:19:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 220 proven. 810 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-05 07:19:20,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2132618194] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:19:20,303 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:19:20,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33, 33] total 66 [2024-04-05 07:19:20,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685169850] [2024-04-05 07:19:20,303 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:19:20,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-04-05 07:19:20,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:20,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-04-05 07:19:20,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=3838, Unknown=0, NotChecked=0, Total=4290 [2024-04-05 07:19:20,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:20,305 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:20,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 8.803030303030303) internal successors, (581), 66 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:22,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:22,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:22,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:22,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:22,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:22,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:22,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (272)] Ended with exit code 0 [2024-04-05 07:19:22,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303,272 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:22,696 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:19:22,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:22,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1988730797, now seen corresponding path program 1 times [2024-04-05 07:19:22,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:22,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783271781] [2024-04-05 07:19:22,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:22,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:23,427 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:23,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:23,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783271781] [2024-04-05 07:19:23,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783271781] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:23,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124409795] [2024-04-05 07:19:23,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:23,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:23,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:23,429 INFO L229 MonitoredProcess]: Starting monitored process 273 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:19:23,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (273)] Waiting until timeout for monitored process [2024-04-05 07:19:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:24,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 68 conjunts are in the unsatisfiable core [2024-04-05 07:19:24,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:19:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 810 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:24,550 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:19:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-04-05 07:19:24,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124409795] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:24,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:19:24,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [35, 34] total 40 [2024-04-05 07:19:24,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608238136] [2024-04-05 07:19:24,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:19:24,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:19:24,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:24,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:19:24,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1530, Unknown=0, NotChecked=0, Total=1640 [2024-04-05 07:19:24,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:24,667 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:24,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 47.75) internal successors, (191), 5 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:24,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:24,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:24,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:24,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:24,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:24,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:24,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:42,788 WARN L293 SmtUtils]: Spent 14.24s on a formula simplification. DAG size of input: 95 DAG size of output: 95 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-05 07:19:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:43,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (273)] Forceful destruction successful, exit code 0 [2024-04-05 07:19:43,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 273 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable304 [2024-04-05 07:19:43,588 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:19:43,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:43,589 INFO L85 PathProgramCache]: Analyzing trace with hash 323365049, now seen corresponding path program 1 times [2024-04-05 07:19:43,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:43,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153410046] [2024-04-05 07:19:43,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:43,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:44,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 117 proven. 920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:44,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:44,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153410046] [2024-04-05 07:19:44,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153410046] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:44,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923544363] [2024-04-05 07:19:44,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:44,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:44,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:44,539 INFO L229 MonitoredProcess]: Starting monitored process 274 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:19:44,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (274)] Waiting until timeout for monitored process [2024-04-05 07:19:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:45,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 755 conjuncts, 67 conjunts are in the unsatisfiable core [2024-04-05 07:19:45,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:19:45,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 117 proven. 920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:45,740 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:19:47,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 117 proven. 920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:47,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923544363] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:19:47,453 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:19:47,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 35, 35] total 70 [2024-04-05 07:19:47,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535614495] [2024-04-05 07:19:47,453 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:19:47,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2024-04-05 07:19:47,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:47,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2024-04-05 07:19:47,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=497, Invalid=4333, Unknown=0, NotChecked=0, Total=4830 [2024-04-05 07:19:47,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:47,454 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:47,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 8.67142857142857) internal successors, (607), 70 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:47,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:47,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:49,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:49,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 07:19:49,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (274)] Forceful destruction successful, exit code 0 [2024-04-05 07:19:50,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 274 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable305 [2024-04-05 07:19:50,132 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:19:50,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:50,135 INFO L85 PathProgramCache]: Analyzing trace with hash 872667904, now seen corresponding path program 1 times [2024-04-05 07:19:50,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:50,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226789012] [2024-04-05 07:19:50,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:50,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:50,911 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 0 proven. 920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:50,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:50,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226789012] [2024-04-05 07:19:50,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226789012] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:50,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568789455] [2024-04-05 07:19:50,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:50,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:50,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:50,915 INFO L229 MonitoredProcess]: Starting monitored process 275 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:19:50,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (275)] Waiting until timeout for monitored process [2024-04-05 07:19:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:51,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 72 conjunts are in the unsatisfiable core [2024-04-05 07:19:51,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:19:52,045 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 0 proven. 920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:52,045 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:19:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 920 trivial. 0 not checked. [2024-04-05 07:19:52,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568789455] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:52,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:19:52,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [37, 36] total 42 [2024-04-05 07:19:52,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213307550] [2024-04-05 07:19:52,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:19:52,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:19:52,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:52,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:19:52,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=1691, Unknown=0, NotChecked=0, Total=1806 [2024-04-05 07:19:52,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:52,149 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:52,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 50.5) internal successors, (202), 5 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 07:19:52,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 07:19:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:52,426 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (275)] Forceful destruction successful, exit code 0 [2024-04-05 07:19:52,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306,275 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:52,626 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 16 more)] === [2024-04-05 07:19:52,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:52,627 INFO L85 PathProgramCache]: Analyzing trace with hash -914846820, now seen corresponding path program 1 times [2024-04-05 07:19:52,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:52,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733404665] [2024-04-05 07:19:52,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:52,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:19:52,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 07:19:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 07:19:52,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-05 07:19:52,730 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-05 07:19:52,730 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2024-04-05 07:19:52,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 19 remaining) [2024-04-05 07:19:52,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (16 of 19 remaining) [2024-04-05 07:19:52,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (15 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (13 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 19 remaining) [2024-04-05 07:19:52,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 19 remaining) [2024-04-05 07:19:52,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2024-04-05 07:19:52,732 INFO L445 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] [2024-04-05 07:19:52,732 WARN L233 ceAbstractionStarter]: 17 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-05 07:19:52,732 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 18 thread instances. [2024-04-05 07:19:52,764 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 07:19:52,765 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 07:19:52,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 07:19:52,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:52,766 INFO L229 MonitoredProcess]: Starting monitored process 276 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 07:19:52,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (276)] Waiting until timeout for monitored process [2024-04-05 07:19:52,769 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 07:19:52,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:52,769 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 07:19:52,770 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;@25e79050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 07:19:52,770 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2024-04-05 07:19:52,850 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:19:52,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:52,850 INFO L85 PathProgramCache]: Analyzing trace with hash -857500146, now seen corresponding path program 1 times [2024-04-05 07:19:52,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:52,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75025099] [2024-04-05 07:19:52,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:52,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:53,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 1071 trivial. 0 not checked. [2024-04-05 07:19:53,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:53,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75025099] [2024-04-05 07:19:53,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75025099] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:19:53,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:19:53,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 07:19:53,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902999477] [2024-04-05 07:19:53,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:19:53,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 07:19:53,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:53,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 07:19:53,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 07:19:53,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:53,030 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:53,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:53,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:53,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:53,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2024-04-05 07:19:53,038 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:19:53,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:53,038 INFO L85 PathProgramCache]: Analyzing trace with hash -193463802, now seen corresponding path program 1 times [2024-04-05 07:19:53,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:53,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129374002] [2024-04-05 07:19:53,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:53,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:53,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:53,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:53,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129374002] [2024-04-05 07:19:53,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129374002] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 07:19:53,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 07:19:53,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-05 07:19:53,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038977313] [2024-04-05 07:19:53,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:19:53,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:19:53,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:53,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:19:53,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 07:19:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:53,078 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:53,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:53,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:53,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:19:53,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2024-04-05 07:19:53,264 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:19:53,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:53,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1138193758, now seen corresponding path program 1 times [2024-04-05 07:19:53,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:53,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116241417] [2024-04-05 07:19:53,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:53,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 204 proven. 5 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2024-04-05 07:19:53,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:53,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116241417] [2024-04-05 07:19:53,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116241417] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:53,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931958107] [2024-04-05 07:19:53,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:53,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:53,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:53,435 INFO L229 MonitoredProcess]: Starting monitored process 277 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:19:53,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (277)] Waiting until timeout for monitored process [2024-04-05 07:19:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:54,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 07:19:54,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:19:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 204 proven. 5 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2024-04-05 07:19:54,447 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:19:54,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 204 proven. 5 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2024-04-05 07:19:54,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931958107] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:19:54,510 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:19:54,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-05 07:19:54,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067029121] [2024-04-05 07:19:54,510 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:19:54,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-05 07:19:54,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:54,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-05 07:19:54,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:19:54,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:54,511 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:54,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 07:19:54,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:54,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:54,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:54,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:19:54,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (277)] Forceful destruction successful, exit code 0 [2024-04-05 07:19:54,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 277 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable310 [2024-04-05 07:19:54,782 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:19:54,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:54,782 INFO L85 PathProgramCache]: Analyzing trace with hash 685952979, now seen corresponding path program 1 times [2024-04-05 07:19:54,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:54,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139196537] [2024-04-05 07:19:54,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:54,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:54,855 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:54,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:54,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139196537] [2024-04-05 07:19:54,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139196537] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:54,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629175137] [2024-04-05 07:19:54,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:54,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:54,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:54,856 INFO L229 MonitoredProcess]: Starting monitored process 278 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:19:54,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (278)] Waiting until timeout for monitored process [2024-04-05 07:19:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:55,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 07:19:55,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:19:55,804 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:55,804 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:19:55,933 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:55,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629175137] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:19:55,933 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:19:55,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 19 [2024-04-05 07:19:55,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261805981] [2024-04-05 07:19:55,934 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:19:55,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 07:19:55,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:55,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 07:19:55,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-04-05 07:19:55,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:55,934 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:55,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.526315789473684) internal successors, (86), 20 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:55,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:55,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:55,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 07:19:55,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:56,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:56,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:56,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:19:56,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:56,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (278)] Forceful destruction successful, exit code 0 [2024-04-05 07:19:56,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 278 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable311 [2024-04-05 07:19:56,308 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:19:56,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:56,308 INFO L85 PathProgramCache]: Analyzing trace with hash 905811943, now seen corresponding path program 1 times [2024-04-05 07:19:56,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:56,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955141532] [2024-04-05 07:19:56,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:56,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:56,394 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:56,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:56,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955141532] [2024-04-05 07:19:56,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955141532] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:56,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726588483] [2024-04-05 07:19:56,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:56,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:56,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:56,395 INFO L229 MonitoredProcess]: Starting monitored process 279 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:19:56,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (279)] Waiting until timeout for monitored process [2024-04-05 07:19:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:57,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 07:19:57,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:19:57,286 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:19:57,286 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:19:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-04-05 07:19:57,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1726588483] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:57,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:19:57,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 8] total 14 [2024-04-05 07:19:57,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402331629] [2024-04-05 07:19:57,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:19:57,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:19:57,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:57,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:19:57,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-04-05 07:19:57,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:57,325 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:57,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:57,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:57,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:57,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:19:57,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:19:57,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:58,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:58,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:58,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:58,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:58,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (279)] Ended with exit code 0 [2024-04-05 07:19:58,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 279 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable312 [2024-04-05 07:19:58,260 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:19:58,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:19:58,260 INFO L85 PathProgramCache]: Analyzing trace with hash -249046936, now seen corresponding path program 1 times [2024-04-05 07:19:58,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:19:58,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265475348] [2024-04-05 07:19:58,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:58,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:19:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 390 proven. 36 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2024-04-05 07:19:58,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:19:58,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265475348] [2024-04-05 07:19:58,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265475348] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:19:58,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086635239] [2024-04-05 07:19:58,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:19:58,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:19:58,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:19:58,524 INFO L229 MonitoredProcess]: Starting monitored process 280 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:19:58,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (280)] Waiting until timeout for monitored process [2024-04-05 07:19:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:19:59,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 07:19:59,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:19:59,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 390 proven. 36 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2024-04-05 07:19:59,534 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:19:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 390 proven. 36 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2024-04-05 07:19:59,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086635239] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:19:59,668 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:19:59,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2024-04-05 07:19:59,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837742211] [2024-04-05 07:19:59,669 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:19:59,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 07:19:59,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:19:59,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 07:19:59,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-04-05 07:19:59,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:59,669 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:19:59,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 15.38888888888889) internal successors, (277), 18 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:19:59,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:59,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:59,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:59,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:59,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:59,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:19:59,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:19:59,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:19:59,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:19:59,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:19:59,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:19:59,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:19:59,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (280)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:00,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 280 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable313 [2024-04-05 07:20:00,013 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:00,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:00,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1847975148, now seen corresponding path program 1 times [2024-04-05 07:20:00,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:00,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050579015] [2024-04-05 07:20:00,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:00,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:00,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:00,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050579015] [2024-04-05 07:20:00,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050579015] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:00,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967036382] [2024-04-05 07:20:00,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:00,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:00,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:00,126 INFO L229 MonitoredProcess]: Starting monitored process 281 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:00,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (281)] Waiting until timeout for monitored process [2024-04-05 07:20:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:00,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 07:20:00,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:01,046 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:01,046 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:01,087 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 07:20:01,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967036382] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:01,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:01,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 10] total 16 [2024-04-05 07:20:01,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728551963] [2024-04-05 07:20:01,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:01,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:01,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:01,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:01,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-04-05 07:20:01,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:01,088 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:01,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 5 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:01,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:01,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:01,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:01,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:01,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:01,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-05 07:20:01,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:01,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:01,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:01,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:01,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:01,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:01,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:01,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:01,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (281)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:01,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314,281 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:01,771 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:01,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:01,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1245616610, now seen corresponding path program 1 times [2024-04-05 07:20:01,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:01,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446674969] [2024-04-05 07:20:01,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:01,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:02,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 462 proven. 62 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:20:02,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:02,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446674969] [2024-04-05 07:20:02,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446674969] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:02,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [982322725] [2024-04-05 07:20:02,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:02,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:02,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:02,047 INFO L229 MonitoredProcess]: Starting monitored process 282 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:02,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (282)] Waiting until timeout for monitored process [2024-04-05 07:20:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:02,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 07:20:02,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:02,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 462 proven. 62 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:20:02,990 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 462 proven. 62 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 07:20:03,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [982322725] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:20:03,179 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:20:03,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2024-04-05 07:20:03,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604201045] [2024-04-05 07:20:03,180 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:20:03,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 07:20:03,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:03,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 07:20:03,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-04-05 07:20:03,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:03,181 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:03,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 13.772727272727273) internal successors, (303), 22 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:03,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:03,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:03,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:03,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:03,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:03,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:03,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:03,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:03,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (282)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:03,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315,282 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:03,631 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:03,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:03,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1284007624, now seen corresponding path program 1 times [2024-04-05 07:20:03,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:03,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346749135] [2024-04-05 07:20:03,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:03,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:03,768 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:03,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:03,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346749135] [2024-04-05 07:20:03,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346749135] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:03,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477895107] [2024-04-05 07:20:03,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:03,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:03,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:03,770 INFO L229 MonitoredProcess]: Starting monitored process 283 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:03,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (283)] Waiting until timeout for monitored process [2024-04-05 07:20:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:04,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 07:20:04,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:04,713 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:04,713 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:04,753 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-04-05 07:20:04,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477895107] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:04,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:04,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 12] total 18 [2024-04-05 07:20:04,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513140385] [2024-04-05 07:20:04,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:04,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:04,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:04,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:04,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-04-05 07:20:04,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:04,754 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:04,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:04,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:05,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:05,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (283)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:05,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 283 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable316 [2024-04-05 07:20:05,515 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:05,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:05,516 INFO L85 PathProgramCache]: Analyzing trace with hash -340153368, now seen corresponding path program 1 times [2024-04-05 07:20:05,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:05,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757977514] [2024-04-05 07:20:05,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:05,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 520 proven. 95 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:20:05,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:05,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757977514] [2024-04-05 07:20:05,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757977514] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:05,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457575187] [2024-04-05 07:20:05,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:05,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:05,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:05,791 INFO L229 MonitoredProcess]: Starting monitored process 284 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:05,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (284)] Waiting until timeout for monitored process [2024-04-05 07:20:06,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:06,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 23 conjunts are in the unsatisfiable core [2024-04-05 07:20:06,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 520 proven. 95 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:20:06,869 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 520 proven. 95 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-04-05 07:20:07,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457575187] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:20:07,143 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:20:07,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-04-05 07:20:07,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302524399] [2024-04-05 07:20:07,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:20:07,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 07:20:07,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:07,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 07:20:07,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2024-04-05 07:20:07,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:07,144 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:07,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 12.653846153846153) internal successors, (329), 26 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:07,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:07,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:07,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:07,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:07,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:07,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:07,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:07,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:07,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:07,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:07,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:07,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:07,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (284)] Ended with exit code 0 [2024-04-05 07:20:07,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317,284 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:07,770 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:07,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:07,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1349740267, now seen corresponding path program 1 times [2024-04-05 07:20:07,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:07,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052521558] [2024-04-05 07:20:07,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:07,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:07,979 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:07,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:07,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052521558] [2024-04-05 07:20:07,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052521558] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:07,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [480754415] [2024-04-05 07:20:07,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:07,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:07,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:07,980 INFO L229 MonitoredProcess]: Starting monitored process 285 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:07,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (285)] Waiting until timeout for monitored process [2024-04-05 07:20:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:08,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-05 07:20:08,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:08,990 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:08,990 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:09,042 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-05 07:20:09,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [480754415] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:09,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:09,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15, 14] total 20 [2024-04-05 07:20:09,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230069253] [2024-04-05 07:20:09,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:09,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:09,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:09,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:09,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-04-05 07:20:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:09,043 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:09,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 20.25) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:09,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:09,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:09,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (285)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:10,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318,285 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:10,034 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:10,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:10,034 INFO L85 PathProgramCache]: Analyzing trace with hash -475197438, now seen corresponding path program 1 times [2024-04-05 07:20:10,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:10,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48713299] [2024-04-05 07:20:10,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:10,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:10,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 564 proven. 135 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:20:10,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:10,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48713299] [2024-04-05 07:20:10,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48713299] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:10,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768668927] [2024-04-05 07:20:10,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:10,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:10,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:10,367 INFO L229 MonitoredProcess]: Starting monitored process 286 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:10,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (286)] Waiting until timeout for monitored process [2024-04-05 07:20:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:11,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 27 conjunts are in the unsatisfiable core [2024-04-05 07:20:11,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:11,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 564 proven. 135 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:20:11,404 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 564 proven. 135 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-04-05 07:20:11,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768668927] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:20:11,645 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:20:11,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2024-04-05 07:20:11,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747960129] [2024-04-05 07:20:11,646 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:20:11,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 07:20:11,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:11,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 07:20:11,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2024-04-05 07:20:11,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:11,647 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:11,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 11.833333333333334) internal successors, (355), 30 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:11,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:12,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (286)] Ended with exit code 0 [2024-04-05 07:20:12,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319,286 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:12,236 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:12,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:12,236 INFO L85 PathProgramCache]: Analyzing trace with hash 2017379241, now seen corresponding path program 1 times [2024-04-05 07:20:12,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:12,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238045755] [2024-04-05 07:20:12,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:12,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:12,433 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:12,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:12,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238045755] [2024-04-05 07:20:12,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238045755] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:12,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585856012] [2024-04-05 07:20:12,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:12,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:12,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:12,434 INFO L229 MonitoredProcess]: Starting monitored process 287 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:12,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (287)] Waiting until timeout for monitored process [2024-04-05 07:20:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:13,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 07:20:13,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:13,428 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:13,488 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 07:20:13,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585856012] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:13,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:13,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [17, 16] total 22 [2024-04-05 07:20:13,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378972256] [2024-04-05 07:20:13,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:13,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:13,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:13,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:13,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2024-04-05 07:20:13,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:13,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:13,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:13,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:14,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:14,612 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (287)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:14,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 287 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable320 [2024-04-05 07:20:14,808 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:14,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:14,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1225892540, now seen corresponding path program 1 times [2024-04-05 07:20:14,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:14,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266891036] [2024-04-05 07:20:14,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:14,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:15,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 594 proven. 182 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:20:15,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:15,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266891036] [2024-04-05 07:20:15,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266891036] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:15,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791253322] [2024-04-05 07:20:15,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:15,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:15,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:15,210 INFO L229 MonitoredProcess]: Starting monitored process 288 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:15,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (288)] Waiting until timeout for monitored process [2024-04-05 07:20:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:16,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 07:20:16,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:16,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 594 proven. 182 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:20:16,292 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:16,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 594 proven. 182 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-04-05 07:20:16,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791253322] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:20:16,671 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:20:16,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2024-04-05 07:20:16,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892356819] [2024-04-05 07:20:16,671 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:20:16,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 07:20:16,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:16,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 07:20:16,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=958, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 07:20:16,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:16,672 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:16,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 11.205882352941176) internal successors, (381), 34 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) [2024-04-05 07:20:16,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:16,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:16,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:16,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:16,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:16,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:16,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:16,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:16,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:16,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:16,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:16,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:16,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:16,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:17,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:17,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:17,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:17,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:17,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:17,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (288)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:17,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 288 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable321 [2024-04-05 07:20:17,499 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:17,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:17,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1073262442, now seen corresponding path program 1 times [2024-04-05 07:20:17,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:17,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847624359] [2024-04-05 07:20:17,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:17,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:17,797 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:17,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:17,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847624359] [2024-04-05 07:20:17,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847624359] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:17,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2141804147] [2024-04-05 07:20:17,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:17,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:17,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:17,799 INFO L229 MonitoredProcess]: Starting monitored process 289 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:17,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (289)] Waiting until timeout for monitored process [2024-04-05 07:20:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:18,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 07:20:18,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:18,837 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:18,939 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-04-05 07:20:18,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2141804147] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:18,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:18,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [19, 18] total 24 [2024-04-05 07:20:18,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696041335] [2024-04-05 07:20:18,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:18,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:18,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:18,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:18,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2024-04-05 07:20:18,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:18,940 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:18,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 5 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:18,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:20,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:20,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:20,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:20,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:20,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:20,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (289)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:20,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 289 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable322 [2024-04-05 07:20:20,597 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:20,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:20,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1683353782, now seen corresponding path program 1 times [2024-04-05 07:20:20,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:20,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200770374] [2024-04-05 07:20:20,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:20,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 610 proven. 236 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:20:21,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:21,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200770374] [2024-04-05 07:20:21,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200770374] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:21,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1476273376] [2024-04-05 07:20:21,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:21,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:21,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:21,008 INFO L229 MonitoredProcess]: Starting monitored process 290 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:21,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (290)] Waiting until timeout for monitored process [2024-04-05 07:20:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:21,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-05 07:20:21,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 610 proven. 236 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:20:22,111 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:22,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 610 proven. 236 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-05 07:20:22,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1476273376] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:20:22,644 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:20:22,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2024-04-05 07:20:22,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373651659] [2024-04-05 07:20:22,644 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:20:22,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 07:20:22,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:22,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 07:20:22,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 07:20:22,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:22,645 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:22,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 10.710526315789474) internal successors, (407), 38 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:22,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:22,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:22,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:22,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:22,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:23,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:23,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:23,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:23,409 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (290)] Ended with exit code 0 [2024-04-05 07:20:23,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 290 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable323 [2024-04-05 07:20:23,609 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:23,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:23,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1068465526, now seen corresponding path program 1 times [2024-04-05 07:20:23,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:23,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653334980] [2024-04-05 07:20:23,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:23,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:23,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:23,983 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:23,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:23,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653334980] [2024-04-05 07:20:23,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653334980] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:23,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324348871] [2024-04-05 07:20:23,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:23,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:23,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:23,985 INFO L229 MonitoredProcess]: Starting monitored process 291 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:23,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (291)] Waiting until timeout for monitored process [2024-04-05 07:20:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:24,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 07:20:24,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:25,114 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:25,114 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:25,179 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-04-05 07:20:25,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324348871] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:25,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:25,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [21, 20] total 26 [2024-04-05 07:20:25,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602969562] [2024-04-05 07:20:25,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:25,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:25,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:25,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:25,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-05 07:20:25,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:25,181 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:25,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 5 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:25,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:28,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (291)] Ended with exit code 0 [2024-04-05 07:20:28,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324,291 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:28,620 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:28,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:28,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1397601964, now seen corresponding path program 1 times [2024-04-05 07:20:28,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:28,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984019246] [2024-04-05 07:20:28,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:28,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:29,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 612 proven. 297 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:20:29,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:29,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984019246] [2024-04-05 07:20:29,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984019246] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:29,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873216684] [2024-04-05 07:20:29,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:29,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:29,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:29,116 INFO L229 MonitoredProcess]: Starting monitored process 292 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:29,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (292)] Waiting until timeout for monitored process [2024-04-05 07:20:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:30,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-05 07:20:30,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:30,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 612 proven. 297 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:20:30,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 612 proven. 297 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 07:20:30,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1873216684] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:20:30,779 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:20:30,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2024-04-05 07:20:30,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002105208] [2024-04-05 07:20:30,779 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:20:30,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-05 07:20:30,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:30,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-05 07:20:30,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1498, Unknown=0, NotChecked=0, Total=1722 [2024-04-05 07:20:30,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:30,788 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:30,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 10.30952380952381) internal successors, (433), 42 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:30,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:30,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:30,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:30,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:30,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:30,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:30,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:31,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:31,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:31,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:31,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:31,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:31,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:31,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:31,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:31,926 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (292)] Ended with exit code 0 [2024-04-05 07:20:32,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 292 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable325 [2024-04-05 07:20:32,117 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:32,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:32,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1508515177, now seen corresponding path program 1 times [2024-04-05 07:20:32,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:32,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067100962] [2024-04-05 07:20:32,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:32,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:32,597 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:32,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:32,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067100962] [2024-04-05 07:20:32,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067100962] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:32,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [219792060] [2024-04-05 07:20:32,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:32,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:32,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:32,599 INFO L229 MonitoredProcess]: Starting monitored process 293 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:32,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (293)] Waiting until timeout for monitored process [2024-04-05 07:20:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:33,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 07:20:33,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:33,714 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:33,714 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:33,785 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 07:20:33,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [219792060] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:33,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:33,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [23, 22] total 28 [2024-04-05 07:20:33,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675675170] [2024-04-05 07:20:33,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:33,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:33,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:33,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:33,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=732, Unknown=0, NotChecked=0, Total=812 [2024-04-05 07:20:33,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:33,786 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:33,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 31.25) internal successors, (125), 5 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:33,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:33,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:33,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:33,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:33,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:33,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:33,786 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:33,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:38,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:38,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:38,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:38,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:38,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (293)] Ended with exit code 0 [2024-04-05 07:20:38,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 293 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable326 [2024-04-05 07:20:38,685 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:38,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:38,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1872092618, now seen corresponding path program 1 times [2024-04-05 07:20:38,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:38,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240931291] [2024-04-05 07:20:38,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:38,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:39,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 600 proven. 365 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:20:39,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:39,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240931291] [2024-04-05 07:20:39,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240931291] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:39,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637767088] [2024-04-05 07:20:39,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:39,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:39,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:39,186 INFO L229 MonitoredProcess]: Starting monitored process 294 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:39,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (294)] Waiting until timeout for monitored process [2024-04-05 07:20:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:40,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 43 conjunts are in the unsatisfiable core [2024-04-05 07:20:40,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:40,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 600 proven. 365 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:20:40,375 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 600 proven. 365 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-04-05 07:20:41,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637767088] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:20:41,097 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:20:41,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2024-04-05 07:20:41,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303267286] [2024-04-05 07:20:41,097 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:20:41,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-04-05 07:20:41,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:41,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-04-05 07:20:41,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1813, Unknown=0, NotChecked=0, Total=2070 [2024-04-05 07:20:41,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:41,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:41,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 9.978260869565217) internal successors, (459), 46 states have internal predecessors, (459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:42,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:42,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:42,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:42,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:42,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:42,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:42,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:42,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (294)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:42,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 294 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable327 [2024-04-05 07:20:42,600 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:42,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:42,600 INFO L85 PathProgramCache]: Analyzing trace with hash -783239445, now seen corresponding path program 1 times [2024-04-05 07:20:42,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:42,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225878866] [2024-04-05 07:20:42,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:42,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:43,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:43,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225878866] [2024-04-05 07:20:43,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225878866] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:43,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [23546329] [2024-04-05 07:20:43,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:43,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:43,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:43,062 INFO L229 MonitoredProcess]: Starting monitored process 295 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:43,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (295)] Waiting until timeout for monitored process [2024-04-05 07:20:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:44,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 07:20:44,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:44,256 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-04-05 07:20:44,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [23546329] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:44,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:44,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [25, 24] total 30 [2024-04-05 07:20:44,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282469203] [2024-04-05 07:20:44,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:44,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:44,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:44,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:44,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=0, NotChecked=0, Total=930 [2024-04-05 07:20:44,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:44,339 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:44,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.0) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:44,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:51,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:51,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:51,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:20:51,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:51,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (295)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:51,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328,295 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:51,683 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:51,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:51,683 INFO L85 PathProgramCache]: Analyzing trace with hash -504538680, now seen corresponding path program 1 times [2024-04-05 07:20:51,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:51,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35320081] [2024-04-05 07:20:51,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:51,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 574 proven. 440 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:20:52,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:52,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35320081] [2024-04-05 07:20:52,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35320081] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:52,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947420407] [2024-04-05 07:20:52,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:52,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:52,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:52,260 INFO L229 MonitoredProcess]: Starting monitored process 296 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:52,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (296)] Waiting until timeout for monitored process [2024-04-05 07:20:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:53,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 47 conjunts are in the unsatisfiable core [2024-04-05 07:20:53,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 574 proven. 440 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:20:53,470 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 574 proven. 440 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-05 07:20:54,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947420407] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:20:54,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:20:54,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2024-04-05 07:20:54,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752958578] [2024-04-05 07:20:54,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:20:54,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-05 07:20:54,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:54,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-05 07:20:54,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=2158, Unknown=0, NotChecked=0, Total=2450 [2024-04-05 07:20:54,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:54,410 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:54,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 9.7) internal successors, (485), 50 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:54,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:20:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:55,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:20:55,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (296)] Forceful destruction successful, exit code 0 [2024-04-05 07:20:56,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 296 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable329 [2024-04-05 07:20:56,151 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:20:56,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:20:56,151 INFO L85 PathProgramCache]: Analyzing trace with hash 810413592, now seen corresponding path program 1 times [2024-04-05 07:20:56,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:20:56,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558413236] [2024-04-05 07:20:56,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:56,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:20:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:56,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:20:56,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558413236] [2024-04-05 07:20:56,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558413236] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:56,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [139811300] [2024-04-05 07:20:56,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:20:56,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:20:56,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:20:56,709 INFO L229 MonitoredProcess]: Starting monitored process 297 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:20:56,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (297)] Waiting until timeout for monitored process [2024-04-05 07:20:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:20:57,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-05 07:20:57,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:20:57,902 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:20:57,902 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:20:57,983 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2024-04-05 07:20:57,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [139811300] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:20:57,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:20:57,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [27, 26] total 32 [2024-04-05 07:20:57,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082789632] [2024-04-05 07:20:57,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:20:57,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:20:57,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:20:57,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:20:57,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=966, Unknown=0, NotChecked=0, Total=1056 [2024-04-05 07:20:57,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:20:57,984 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:20:57,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 36.75) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:20:57,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:07,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:07,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (297)] Forceful destruction successful, exit code 0 [2024-04-05 07:21:07,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330,297 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:21:07,934 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:21:07,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:21:07,934 INFO L85 PathProgramCache]: Analyzing trace with hash 591607370, now seen corresponding path program 1 times [2024-04-05 07:21:07,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:21:07,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987942478] [2024-04-05 07:21:07,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:07,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:21:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:08,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 534 proven. 522 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:21:08,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:21:08,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987942478] [2024-04-05 07:21:08,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987942478] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:21:08,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1187687153] [2024-04-05 07:21:08,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:08,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:21:08,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:21:08,569 INFO L229 MonitoredProcess]: Starting monitored process 298 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:21:08,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (298)] Waiting until timeout for monitored process [2024-04-05 07:21:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:09,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 51 conjunts are in the unsatisfiable core [2024-04-05 07:21:09,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:21:09,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 534 proven. 522 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:21:09,815 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:21:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 534 proven. 522 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-05 07:21:10,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1187687153] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:21:10,846 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:21:10,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 54 [2024-04-05 07:21:10,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17839028] [2024-04-05 07:21:10,846 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:21:10,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-04-05 07:21:10,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:21:10,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-05 07:21:10,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=2533, Unknown=0, NotChecked=0, Total=2862 [2024-04-05 07:21:10,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:10,847 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:21:10,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 9.462962962962964) internal successors, (511), 54 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:21:10,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:10,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:10,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:10,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:10,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:10,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:12,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:12,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:12,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:12,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:12,424 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (298)] Ended with exit code 0 [2024-04-05 07:21:12,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 298 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable331 [2024-04-05 07:21:12,624 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:21:12,624 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:21:12,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1842544460, now seen corresponding path program 1 times [2024-04-05 07:21:12,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:21:12,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494620691] [2024-04-05 07:21:12,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:12,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:21:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:13,197 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:21:13,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:21:13,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494620691] [2024-04-05 07:21:13,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494620691] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:21:13,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152017983] [2024-04-05 07:21:13,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:13,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:21:13,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:21:13,198 INFO L229 MonitoredProcess]: Starting monitored process 299 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:21:13,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (299)] Waiting until timeout for monitored process [2024-04-05 07:21:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:14,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-05 07:21:14,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:21:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:21:14,310 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:21:14,381 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-04-05 07:21:14,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [152017983] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:21:14,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:21:14,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [29, 28] total 34 [2024-04-05 07:21:14,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483891] [2024-04-05 07:21:14,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:21:14,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:21:14,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:21:14,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:21:14,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2024-04-05 07:21:14,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:14,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:21:14,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:14,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:25,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:25,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (299)] Forceful destruction successful, exit code 0 [2024-04-05 07:21:25,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 299 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable332 [2024-04-05 07:21:25,827 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:21:25,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:21:25,827 INFO L85 PathProgramCache]: Analyzing trace with hash -157533006, now seen corresponding path program 1 times [2024-04-05 07:21:25,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:21:25,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405856938] [2024-04-05 07:21:25,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:25,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:21:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 480 proven. 611 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:21:26,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:21:26,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405856938] [2024-04-05 07:21:26,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405856938] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:21:26,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792846796] [2024-04-05 07:21:26,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:26,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:21:26,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:21:26,510 INFO L229 MonitoredProcess]: Starting monitored process 300 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:21:26,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (300)] Waiting until timeout for monitored process [2024-04-05 07:21:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:27,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 07:21:27,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:21:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 480 proven. 611 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:21:27,703 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:21:28,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 480 proven. 611 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 07:21:28,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1792846796] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:21:28,799 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:21:28,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29, 29] total 58 [2024-04-05 07:21:28,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428692821] [2024-04-05 07:21:28,800 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:21:28,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-04-05 07:21:28,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:21:28,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-04-05 07:21:28,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=2938, Unknown=0, NotChecked=0, Total=3306 [2024-04-05 07:21:28,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:28,801 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:21:28,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 9.258620689655173) internal successors, (537), 58 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:21:28,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:28,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:28,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:28,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:28,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:28,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:30,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:30,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:30,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (300)] Ended with exit code 0 [2024-04-05 07:21:30,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 300 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable333 [2024-04-05 07:21:30,590 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:21:30,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:21:30,590 INFO L85 PathProgramCache]: Analyzing trace with hash -361083431, now seen corresponding path program 1 times [2024-04-05 07:21:30,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:21:30,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141119395] [2024-04-05 07:21:30,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:30,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:21:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:31,284 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:21:31,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:21:31,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141119395] [2024-04-05 07:21:31,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141119395] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:21:31,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136561342] [2024-04-05 07:21:31,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:31,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:21:31,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:21:31,286 INFO L229 MonitoredProcess]: Starting monitored process 301 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:21:31,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (301)] Waiting until timeout for monitored process [2024-04-05 07:21:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:32,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-05 07:21:32,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:21:32,436 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:21:32,437 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:21:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2024-04-05 07:21:32,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1136561342] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:21:32,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:21:32,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [31, 30] total 36 [2024-04-05 07:21:32,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528405872] [2024-04-05 07:21:32,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:21:32,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:21:32,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:21:32,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:21:32,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1232, Unknown=0, NotChecked=0, Total=1332 [2024-04-05 07:21:32,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:32,519 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:21:32,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 42.25) internal successors, (169), 5 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:51,889 WARN L293 SmtUtils]: Spent 6.37s on a formula simplification. DAG size of input: 85 DAG size of output: 85 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:21:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:54,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (301)] Forceful destruction successful, exit code 0 [2024-04-05 07:21:54,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 301 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable334 [2024-04-05 07:21:54,595 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:21:54,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:21:54,596 INFO L85 PathProgramCache]: Analyzing trace with hash 933553560, now seen corresponding path program 1 times [2024-04-05 07:21:54,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:21:54,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165689763] [2024-04-05 07:21:54,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:54,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:21:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:55,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 412 proven. 707 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:21:55,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:21:55,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165689763] [2024-04-05 07:21:55,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165689763] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:21:55,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168331201] [2024-04-05 07:21:55,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:21:55,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:21:55,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:21:55,363 INFO L229 MonitoredProcess]: Starting monitored process 302 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:21:55,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (302)] Waiting until timeout for monitored process [2024-04-05 07:21:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:21:56,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 59 conjunts are in the unsatisfiable core [2024-04-05 07:21:56,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:21:56,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 412 proven. 707 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:21:56,705 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:21:58,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 412 proven. 707 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-05 07:21:58,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [168331201] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:21:58,027 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:21:58,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31, 31] total 62 [2024-04-05 07:21:58,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794865603] [2024-04-05 07:21:58,027 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:21:58,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-04-05 07:21:58,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:21:58,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-04-05 07:21:58,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=409, Invalid=3373, Unknown=0, NotChecked=0, Total=3782 [2024-04-05 07:21:58,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:58,028 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:21:58,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 9.080645161290322) internal successors, (563), 62 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:21:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:21:59,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:21:59,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:21:59,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:21:59,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:21:59,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (302)] Forceful destruction successful, exit code 0 [2024-04-05 07:22:00,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 302 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable335 [2024-04-05 07:22:00,198 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:22:00,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:22:00,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1233019411, now seen corresponding path program 1 times [2024-04-05 07:22:00,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:22:00,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007656530] [2024-04-05 07:22:00,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:22:00,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:22:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:22:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:22:00,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:22:00,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007656530] [2024-04-05 07:22:00,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007656530] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:22:00,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796664934] [2024-04-05 07:22:00,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:22:00,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:22:00,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:22:00,911 INFO L229 MonitoredProcess]: Starting monitored process 303 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:22:00,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (303)] Waiting until timeout for monitored process [2024-04-05 07:22:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:22:01,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 64 conjunts are in the unsatisfiable core [2024-04-05 07:22:01,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:22:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 07:22:02,135 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:22:02,219 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-04-05 07:22:02,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796664934] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 07:22:02,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 07:22:02,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [33, 32] total 38 [2024-04-05 07:22:02,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395841534] [2024-04-05 07:22:02,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 07:22:02,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 07:22:02,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:22:02,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 07:22:02,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=1377, Unknown=0, NotChecked=0, Total=1482 [2024-04-05 07:22:02,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:22:02,221 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:22:02,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 45.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:22:02,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:22:02,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:22:11,124 WARN L293 SmtUtils]: Spent 6.33s on a formula simplification. DAG size of input: 89 DAG size of output: 89 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:22:28,741 WARN L293 SmtUtils]: Spent 11.95s on a formula simplification. DAG size of input: 91 DAG size of output: 91 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 07:22:32,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:22:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:33,416 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (303)] Forceful destruction successful, exit code 0 [2024-04-05 07:22:33,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 303 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable336 [2024-04-05 07:22:33,607 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 17 more)] === [2024-04-05 07:22:33,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 07:22:33,607 INFO L85 PathProgramCache]: Analyzing trace with hash 245266796, now seen corresponding path program 1 times [2024-04-05 07:22:33,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 07:22:33,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178310621] [2024-04-05 07:22:33,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:22:33,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 07:22:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:22:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 330 proven. 810 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:22:34,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 07:22:34,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178310621] [2024-04-05 07:22:34,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178310621] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 07:22:34,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590133161] [2024-04-05 07:22:34,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 07:22:34,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:22:34,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 07:22:34,469 INFO L229 MonitoredProcess]: Starting monitored process 304 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 07:22:34,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (304)] Waiting until timeout for monitored process [2024-04-05 07:22:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 07:22:35,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 63 conjunts are in the unsatisfiable core [2024-04-05 07:22:35,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 07:22:35,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 330 proven. 810 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:22:35,715 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 07:22:37,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 330 proven. 810 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-04-05 07:22:37,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590133161] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 07:22:37,037 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 07:22:37,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33, 33] total 66 [2024-04-05 07:22:37,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198034304] [2024-04-05 07:22:37,037 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 07:22:37,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-04-05 07:22:37,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 07:22:37,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-04-05 07:22:37,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=3838, Unknown=0, NotChecked=0, Total=4290 [2024-04-05 07:22:37,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 07:22:37,039 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 07:22:37,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 8.924242424242424) internal successors, (589), 66 states have internal predecessors, (589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 07:22:37,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 07:22:37,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-05 07:22:39,625 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 [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (94)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (276)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (160)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (60)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (186)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (244)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 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 [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (214)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (46)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 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 [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (24)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 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 [2024-04-05 07:22:39,626 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 [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (34)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,626 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (136)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,627 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 [2024-04-05 07:22:39,627 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (114)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,627 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (304)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 07:22:39,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (304)] Forceful destruction successful, exit code 0 [2024-04-05 07:22:39,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337,304 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 07:22:39,853 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-04-05 07:22:39,853 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (19 of 20 remaining) [2024-04-05 07:22:39,853 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (16 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (15 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (13 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (9 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (7 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 20 remaining) [2024-04-05 07:22:39,854 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 20 remaining) [2024-04-05 07:22:39,855 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 20 remaining) [2024-04-05 07:22:39,855 INFO L445 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] [2024-04-05 07:22:39,858 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 18 thread instances [2024-04-05 07:22:39,858 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 07:22:39,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 07:22:39 BasicIcfg [2024-04-05 07:22:39,863 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 07:22:39,863 INFO L158 Benchmark]: Toolchain (without parser) took 892702.14ms. Allocated memory was 232.8MB in the beginning and 1.1GB in the end (delta: 860.9MB). Free memory was 161.0MB in the beginning and 306.2MB in the end (delta: -145.2MB). Peak memory consumption was 716.1MB. Max. memory is 8.0GB. [2024-04-05 07:22:39,863 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 153.1MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 07:22:39,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.52ms. Allocated memory is still 232.8MB. Free memory was 160.8MB in the beginning and 191.7MB in the end (delta: -30.9MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB. [2024-04-05 07:22:39,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.33ms. Allocated memory is still 232.8MB. Free memory was 191.7MB in the beginning and 190.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 07:22:39,863 INFO L158 Benchmark]: Boogie Preprocessor took 22.08ms. Allocated memory is still 232.8MB. Free memory was 190.0MB in the beginning and 188.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 07:22:39,863 INFO L158 Benchmark]: RCFGBuilder took 385.80ms. Allocated memory is still 232.8MB. Free memory was 188.6MB in the beginning and 172.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-04-05 07:22:39,864 INFO L158 Benchmark]: TraceAbstraction took 891845.02ms. Allocated memory was 232.8MB in the beginning and 1.1GB in the end (delta: 860.9MB). Free memory was 171.3MB in the beginning and 306.2MB in the end (delta: -134.9MB). Peak memory consumption was 725.4MB. Max. memory is 8.0GB. [2024-04-05 07:22:39,864 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 153.1MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 409.52ms. Allocated memory is still 232.8MB. Free memory was 160.8MB in the beginning and 191.7MB in the end (delta: -30.9MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.33ms. Allocated memory is still 232.8MB. Free memory was 191.7MB in the beginning and 190.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.08ms. Allocated memory is still 232.8MB. Free memory was 190.0MB in the beginning and 188.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 385.80ms. Allocated memory is still 232.8MB. Free memory was 188.6MB in the beginning and 172.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 891845.02ms. Allocated memory was 232.8MB in the beginning and 1.1GB in the end (delta: 860.9MB). Free memory was 171.3MB in the beginning and 306.2MB in the end (delta: -134.9MB). Peak memory consumption was 725.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 99, independent: 87, independent conditional: 76, independent unconditional: 11, dependent: 12, dependent conditional: 10, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 87, independent: 87, independent conditional: 76, independent unconditional: 11, 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: 87, independent: 87, independent conditional: 76, independent unconditional: 11, 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: 87, independent: 87, independent conditional: 76, independent unconditional: 11, 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: 87, independent: 87, independent conditional: 16, independent unconditional: 71, 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: 87, independent: 87, independent conditional: 6, independent unconditional: 81, 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: 87, independent: 87, independent conditional: 6, independent unconditional: 81, 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: 14, independent: 14, independent conditional: 0, independent unconditional: 14, 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: 14, independent: 14, independent conditional: 0, independent unconditional: 14, 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: 87, independent: 73, independent conditional: 6, independent unconditional: 67, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , Statistics on independence cache: Total cache size (in pairs): 14, Positive cache size: 14, Positive conditional cache size: 0, Positive unconditional cache size: 14, 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: 10, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87, independent: 87, independent conditional: 16, independent unconditional: 71, 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: 87, independent: 87, independent conditional: 6, independent unconditional: 81, 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: 87, independent: 87, independent conditional: 6, independent unconditional: 81, 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: 14, independent: 14, independent conditional: 0, independent unconditional: 14, 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: 14, independent: 14, independent conditional: 0, independent unconditional: 14, 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: 87, independent: 73, independent conditional: 6, independent unconditional: 67, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , Statistics on independence cache: Total cache size (in pairs): 14, Positive cache size: 14, Positive conditional cache size: 0, Positive unconditional cache size: 14, 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: 10 ], Independence queries for same thread: 12 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 301, independent: 266, independent conditional: 247, independent unconditional: 19, dependent: 35, dependent conditional: 32, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 266, independent: 266, independent conditional: 247, independent unconditional: 19, 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: 266, independent: 266, independent conditional: 247, independent unconditional: 19, 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: 266, independent: 266, independent conditional: 247, independent unconditional: 19, 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: 266, independent: 266, independent conditional: 63, independent unconditional: 203, 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: 266, independent: 266, independent conditional: 28, independent unconditional: 238, 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: 266, independent: 266, independent conditional: 28, independent unconditional: 238, 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: 41, independent: 41, independent conditional: 3, independent unconditional: 38, 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: 41, independent: 41, independent conditional: 0, independent unconditional: 41, 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: 266, independent: 225, independent conditional: 25, independent unconditional: 200, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 41, unknown conditional: 3, unknown unconditional: 38] , Statistics on independence cache: Total cache size (in pairs): 41, Positive cache size: 41, Positive conditional cache size: 3, Positive unconditional cache size: 38, 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: 35, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 266, independent: 266, independent conditional: 63, independent unconditional: 203, 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: 266, independent: 266, independent conditional: 28, independent unconditional: 238, 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: 266, independent: 266, independent conditional: 28, independent unconditional: 238, 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: 41, independent: 41, independent conditional: 3, independent unconditional: 38, 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: 41, independent: 41, independent conditional: 0, independent unconditional: 41, 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: 266, independent: 225, independent conditional: 25, independent unconditional: 200, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 41, unknown conditional: 3, unknown unconditional: 38] , Statistics on independence cache: Total cache size (in pairs): 41, Positive cache size: 41, Positive conditional cache size: 3, Positive unconditional cache size: 38, 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: 35 ], Independence queries for same thread: 35 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 503, independent: 445, independent conditional: 418, independent unconditional: 27, dependent: 58, dependent conditional: 54, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 445, independent: 445, independent conditional: 418, independent unconditional: 27, 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: 445, independent: 445, independent conditional: 418, independent unconditional: 27, 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: 445, independent: 445, independent conditional: 418, independent unconditional: 27, 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: 445, independent: 445, independent conditional: 110, independent unconditional: 335, 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: 445, independent: 445, independent conditional: 52, independent unconditional: 393, 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: 445, independent: 445, independent conditional: 52, independent unconditional: 393, 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: 79, independent: 79, independent conditional: 9, independent unconditional: 70, 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: 79, independent: 79, independent conditional: 0, independent unconditional: 79, 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: 445, independent: 366, independent conditional: 43, independent unconditional: 323, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 79, unknown conditional: 9, unknown unconditional: 70] , Statistics on independence cache: Total cache size (in pairs): 79, Positive cache size: 79, Positive conditional cache size: 9, Positive unconditional cache size: 70, 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: 58, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 445, independent: 445, independent conditional: 110, independent unconditional: 335, 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: 445, independent: 445, independent conditional: 52, independent unconditional: 393, 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: 445, independent: 445, independent conditional: 52, independent unconditional: 393, 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: 79, independent: 79, independent conditional: 9, independent unconditional: 70, 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: 79, independent: 79, independent conditional: 0, independent unconditional: 79, 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: 445, independent: 366, independent conditional: 43, independent unconditional: 323, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 79, unknown conditional: 9, unknown unconditional: 70] , Statistics on independence cache: Total cache size (in pairs): 79, Positive cache size: 79, Positive conditional cache size: 9, Positive unconditional cache size: 70, 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: 58 ], Independence queries for same thread: 58 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 884, independent: 784, independent conditional: 749, independent unconditional: 35, dependent: 100, dependent conditional: 95, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 784, independent: 784, independent conditional: 749, independent unconditional: 35, 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: 784, independent: 784, independent conditional: 749, independent unconditional: 35, 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: 784, independent: 784, independent conditional: 749, independent unconditional: 35, 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: 784, independent: 784, independent conditional: 205, independent unconditional: 579, 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: 784, independent: 784, independent conditional: 102, independent unconditional: 682, 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: 784, independent: 784, independent conditional: 102, independent unconditional: 682, 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: 68, independent: 68, independent conditional: 1, independent unconditional: 67, 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: 68, independent: 68, independent conditional: 0, independent unconditional: 68, 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: 784, independent: 716, independent conditional: 101, independent unconditional: 615, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 68, unknown conditional: 1, unknown unconditional: 67] , Statistics on independence cache: Total cache size (in pairs): 68, Positive cache size: 68, Positive conditional cache size: 1, Positive unconditional cache size: 67, 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: 103, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 784, independent: 784, independent conditional: 205, independent unconditional: 579, 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: 784, independent: 784, independent conditional: 102, independent unconditional: 682, 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: 784, independent: 784, independent conditional: 102, independent unconditional: 682, 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: 68, independent: 68, independent conditional: 1, independent unconditional: 67, 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: 68, independent: 68, independent conditional: 0, independent unconditional: 68, 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: 784, independent: 716, independent conditional: 101, independent unconditional: 615, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 68, unknown conditional: 1, unknown unconditional: 67] , Statistics on independence cache: Total cache size (in pairs): 68, Positive cache size: 68, Positive conditional cache size: 1, Positive unconditional cache size: 67, 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: 103 ], Independence queries for same thread: 100 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1368, independent: 1215, independent conditional: 1172, independent unconditional: 43, dependent: 153, dependent conditional: 147, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1215, independent: 1215, independent conditional: 1172, independent unconditional: 43, 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: 1215, independent: 1215, independent conditional: 1172, independent unconditional: 43, 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: 1215, independent: 1215, independent conditional: 1172, independent unconditional: 43, 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: 1215, independent: 1215, independent conditional: 328, independent unconditional: 887, 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: 1215, independent: 1215, independent conditional: 168, independent unconditional: 1047, 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: 1215, independent: 1215, independent conditional: 168, independent unconditional: 1047, 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: 101, independent: 101, independent conditional: 4, independent unconditional: 97, 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: 101, independent: 101, independent conditional: 0, independent unconditional: 101, 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: 1215, independent: 1114, independent conditional: 164, independent unconditional: 950, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 101, unknown conditional: 4, unknown unconditional: 97] , Statistics on independence cache: Total cache size (in pairs): 101, Positive cache size: 101, Positive conditional cache size: 4, Positive unconditional cache size: 97, 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: 160, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1215, independent: 1215, independent conditional: 328, independent unconditional: 887, 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: 1215, independent: 1215, independent conditional: 168, independent unconditional: 1047, 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: 1215, independent: 1215, independent conditional: 168, independent unconditional: 1047, 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: 101, independent: 101, independent conditional: 4, independent unconditional: 97, 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: 101, independent: 101, independent conditional: 0, independent unconditional: 101, 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: 1215, independent: 1114, independent conditional: 164, independent unconditional: 950, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 101, unknown conditional: 4, unknown unconditional: 97] , Statistics on independence cache: Total cache size (in pairs): 101, Positive cache size: 101, Positive conditional cache size: 4, Positive unconditional cache size: 97, 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: 160 ], Independence queries for same thread: 153 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1955, independent: 1738, independent conditional: 1687, independent unconditional: 51, dependent: 217, dependent conditional: 210, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1738, independent: 1738, independent conditional: 1687, independent unconditional: 51, 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: 1738, independent: 1738, independent conditional: 1687, independent unconditional: 51, 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: 1738, independent: 1738, independent conditional: 1687, independent unconditional: 51, 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: 1738, independent: 1738, independent conditional: 479, independent unconditional: 1259, 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: 1738, independent: 1738, independent conditional: 250, independent unconditional: 1488, 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: 1738, independent: 1738, independent conditional: 250, independent unconditional: 1488, 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: 138, independent: 138, independent conditional: 12, independent unconditional: 126, 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: 138, independent: 138, independent conditional: 0, independent unconditional: 138, 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: 1738, independent: 1600, independent conditional: 238, independent unconditional: 1362, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 138, unknown conditional: 12, unknown unconditional: 126] , Statistics on independence cache: Total cache size (in pairs): 138, Positive cache size: 138, Positive conditional cache size: 12, Positive unconditional cache size: 126, 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: 229, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1738, independent: 1738, independent conditional: 479, independent unconditional: 1259, 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: 1738, independent: 1738, independent conditional: 250, independent unconditional: 1488, 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: 1738, independent: 1738, independent conditional: 250, independent unconditional: 1488, 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: 138, independent: 138, independent conditional: 12, independent unconditional: 126, 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: 138, independent: 138, independent conditional: 0, independent unconditional: 138, 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: 1738, independent: 1600, independent conditional: 238, independent unconditional: 1362, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 138, unknown conditional: 12, unknown unconditional: 126] , Statistics on independence cache: Total cache size (in pairs): 138, Positive cache size: 138, Positive conditional cache size: 12, Positive unconditional cache size: 126, 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: 229 ], Independence queries for same thread: 217 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2645, independent: 2353, independent conditional: 2294, independent unconditional: 59, dependent: 292, dependent conditional: 284, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2353, independent: 2353, independent conditional: 2294, independent unconditional: 59, 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: 2353, independent: 2353, independent conditional: 2294, independent unconditional: 59, 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: 2353, independent: 2353, independent conditional: 2294, independent unconditional: 59, 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: 2353, independent: 2353, independent conditional: 658, independent unconditional: 1695, 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: 2353, independent: 2353, independent conditional: 348, independent unconditional: 2005, 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: 2353, independent: 2353, independent conditional: 348, independent unconditional: 2005, 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: 176, independent: 176, independent conditional: 21, independent unconditional: 155, 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: 176, independent: 176, independent conditional: 0, independent unconditional: 176, 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: 2353, independent: 2177, independent conditional: 327, independent unconditional: 1850, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 176, unknown conditional: 21, unknown unconditional: 155] , Statistics on independence cache: Total cache size (in pairs): 176, Positive cache size: 176, Positive conditional cache size: 21, Positive unconditional cache size: 155, 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: 310, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2353, independent: 2353, independent conditional: 658, independent unconditional: 1695, 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: 2353, independent: 2353, independent conditional: 348, independent unconditional: 2005, 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: 2353, independent: 2353, independent conditional: 348, independent unconditional: 2005, 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: 176, independent: 176, independent conditional: 21, independent unconditional: 155, 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: 176, independent: 176, independent conditional: 0, independent unconditional: 176, 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: 2353, independent: 2177, independent conditional: 327, independent unconditional: 1850, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 176, unknown conditional: 21, unknown unconditional: 155] , Statistics on independence cache: Total cache size (in pairs): 176, Positive cache size: 176, Positive conditional cache size: 21, Positive unconditional cache size: 155, 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: 310 ], Independence queries for same thread: 292 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3438, independent: 3060, independent conditional: 2993, independent unconditional: 67, dependent: 378, dependent conditional: 369, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3060, independent: 3060, independent conditional: 2993, independent unconditional: 67, 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: 3060, independent: 3060, independent conditional: 2993, independent unconditional: 67, 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: 3060, independent: 3060, independent conditional: 2993, independent unconditional: 67, 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: 3060, independent: 3060, independent conditional: 865, independent unconditional: 2195, 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: 3060, independent: 3060, independent conditional: 462, independent unconditional: 2598, 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: 3060, independent: 3060, independent conditional: 462, independent unconditional: 2598, 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: 208, independent: 208, independent conditional: 25, independent unconditional: 183, 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: 208, independent: 208, independent conditional: 0, independent unconditional: 208, 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: 3060, independent: 2852, independent conditional: 437, independent unconditional: 2415, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 208, unknown conditional: 25, unknown unconditional: 183] , Statistics on independence cache: Total cache size (in pairs): 208, Positive cache size: 208, Positive conditional cache size: 25, Positive unconditional cache size: 183, 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: 403, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3060, independent: 3060, independent conditional: 865, independent unconditional: 2195, 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: 3060, independent: 3060, independent conditional: 462, independent unconditional: 2598, 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: 3060, independent: 3060, independent conditional: 462, independent unconditional: 2598, 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: 208, independent: 208, independent conditional: 25, independent unconditional: 183, 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: 208, independent: 208, independent conditional: 0, independent unconditional: 208, 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: 3060, independent: 2852, independent conditional: 437, independent unconditional: 2415, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 208, unknown conditional: 25, unknown unconditional: 183] , Statistics on independence cache: Total cache size (in pairs): 208, Positive cache size: 208, Positive conditional cache size: 25, Positive unconditional cache size: 183, 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: 403 ], Independence queries for same thread: 378 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4334, independent: 3859, independent conditional: 3784, independent unconditional: 75, dependent: 475, dependent conditional: 465, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3859, independent: 3859, independent conditional: 3784, independent unconditional: 75, 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: 3859, independent: 3859, independent conditional: 3784, independent unconditional: 75, 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: 3859, independent: 3859, independent conditional: 3784, independent unconditional: 75, 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: 3859, independent: 3859, independent conditional: 1100, independent unconditional: 2759, 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: 3859, independent: 3859, independent conditional: 592, independent unconditional: 3267, 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: 3859, independent: 3859, independent conditional: 592, independent unconditional: 3267, 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: 230, independent: 230, independent conditional: 27, independent unconditional: 203, 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: 230, independent: 230, independent conditional: 0, independent unconditional: 230, 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: 3859, independent: 3629, independent conditional: 565, independent unconditional: 3064, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 230, unknown conditional: 27, unknown unconditional: 203] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 230, Positive conditional cache size: 27, Positive unconditional cache size: 203, 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: 508, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3859, independent: 3859, independent conditional: 1100, independent unconditional: 2759, 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: 3859, independent: 3859, independent conditional: 592, independent unconditional: 3267, 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: 3859, independent: 3859, independent conditional: 592, independent unconditional: 3267, 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: 230, independent: 230, independent conditional: 27, independent unconditional: 203, 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: 230, independent: 230, independent conditional: 0, independent unconditional: 230, 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: 3859, independent: 3629, independent conditional: 565, independent unconditional: 3064, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 230, unknown conditional: 27, unknown unconditional: 203] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 230, Positive conditional cache size: 27, Positive unconditional cache size: 203, 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: 508 ], Independence queries for same thread: 475 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5333, independent: 4750, independent conditional: 4667, independent unconditional: 83, dependent: 583, dependent conditional: 572, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4750, independent: 4750, independent conditional: 4667, independent unconditional: 83, 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: 4750, independent: 4750, independent conditional: 4667, independent unconditional: 83, 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: 4750, independent: 4750, independent conditional: 4667, independent unconditional: 83, 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: 4750, independent: 4750, independent conditional: 1363, independent unconditional: 3387, 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: 4750, independent: 4750, independent conditional: 738, independent unconditional: 4012, 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: 4750, independent: 4750, independent conditional: 738, independent unconditional: 4012, 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: 249, independent: 249, independent conditional: 30, independent unconditional: 219, 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: 249, independent: 249, independent conditional: 0, independent unconditional: 249, 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: 4750, independent: 4501, independent conditional: 708, independent unconditional: 3793, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 249, unknown conditional: 30, unknown unconditional: 219] , Statistics on independence cache: Total cache size (in pairs): 249, Positive cache size: 249, Positive conditional cache size: 30, Positive unconditional cache size: 219, 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: 625, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4750, independent: 4750, independent conditional: 1363, independent unconditional: 3387, 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: 4750, independent: 4750, independent conditional: 738, independent unconditional: 4012, 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: 4750, independent: 4750, independent conditional: 738, independent unconditional: 4012, 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: 249, independent: 249, independent conditional: 30, independent unconditional: 219, 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: 249, independent: 249, independent conditional: 0, independent unconditional: 249, 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: 4750, independent: 4501, independent conditional: 708, independent unconditional: 3793, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 249, unknown conditional: 30, unknown unconditional: 219] , Statistics on independence cache: Total cache size (in pairs): 249, Positive cache size: 249, Positive conditional cache size: 30, Positive unconditional cache size: 219, 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: 625 ], Independence queries for same thread: 583 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6435, independent: 5733, independent conditional: 5642, independent unconditional: 91, dependent: 702, dependent conditional: 690, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5733, independent: 5733, independent conditional: 5642, independent unconditional: 91, 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: 5733, independent: 5733, independent conditional: 5642, independent unconditional: 91, 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: 5733, independent: 5733, independent conditional: 5642, independent unconditional: 91, 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: 5733, independent: 5733, independent conditional: 1654, independent unconditional: 4079, 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: 5733, independent: 5733, independent conditional: 900, independent unconditional: 4833, 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: 5733, independent: 5733, independent conditional: 900, independent unconditional: 4833, 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: 255, independent: 255, independent conditional: 32, independent unconditional: 223, 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: 255, independent: 255, independent conditional: 0, independent unconditional: 255, 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: 5733, independent: 5478, independent conditional: 868, independent unconditional: 4610, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 255, unknown conditional: 32, unknown unconditional: 223] , Statistics on independence cache: Total cache size (in pairs): 255, Positive cache size: 255, Positive conditional cache size: 32, Positive unconditional cache size: 223, 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: 754, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5733, independent: 5733, independent conditional: 1654, independent unconditional: 4079, 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: 5733, independent: 5733, independent conditional: 900, independent unconditional: 4833, 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: 5733, independent: 5733, independent conditional: 900, independent unconditional: 4833, 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: 255, independent: 255, independent conditional: 32, independent unconditional: 223, 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: 255, independent: 255, independent conditional: 0, independent unconditional: 255, 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: 5733, independent: 5478, independent conditional: 868, independent unconditional: 4610, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 255, unknown conditional: 32, unknown unconditional: 223] , Statistics on independence cache: Total cache size (in pairs): 255, Positive cache size: 255, Positive conditional cache size: 32, Positive unconditional cache size: 223, 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: 754 ], Independence queries for same thread: 702 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7640, independent: 6808, independent conditional: 6709, independent unconditional: 99, dependent: 832, dependent conditional: 819, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6808, independent: 6808, independent conditional: 6709, independent unconditional: 99, 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: 6808, independent: 6808, independent conditional: 6709, independent unconditional: 99, 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: 6808, independent: 6808, independent conditional: 6709, independent unconditional: 99, 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: 6808, independent: 6808, independent conditional: 1973, independent unconditional: 4835, 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: 6808, independent: 6808, independent conditional: 1078, independent unconditional: 5730, 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: 6808, independent: 6808, independent conditional: 1078, independent unconditional: 5730, 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: 241, independent: 241, independent conditional: 16, independent unconditional: 225, 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: 241, independent: 241, independent conditional: 0, independent unconditional: 241, 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: 6808, independent: 6567, independent conditional: 1062, independent unconditional: 5505, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 241, unknown conditional: 16, unknown unconditional: 225] , Statistics on independence cache: Total cache size (in pairs): 241, Positive cache size: 241, Positive conditional cache size: 16, Positive unconditional cache size: 225, 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: 895, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6808, independent: 6808, independent conditional: 1973, independent unconditional: 4835, 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: 6808, independent: 6808, independent conditional: 1078, independent unconditional: 5730, 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: 6808, independent: 6808, independent conditional: 1078, independent unconditional: 5730, 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: 241, independent: 241, independent conditional: 16, independent unconditional: 225, 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: 241, independent: 241, independent conditional: 0, independent unconditional: 241, 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: 6808, independent: 6567, independent conditional: 1062, independent unconditional: 5505, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 241, unknown conditional: 16, unknown unconditional: 225] , Statistics on independence cache: Total cache size (in pairs): 241, Positive cache size: 241, Positive conditional cache size: 16, Positive unconditional cache size: 225, 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: 895 ], Independence queries for same thread: 832 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8948, independent: 7975, independent conditional: 7868, independent unconditional: 107, dependent: 973, dependent conditional: 959, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7975, independent: 7975, independent conditional: 7868, independent unconditional: 107, 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: 7975, independent: 7975, independent conditional: 7868, independent unconditional: 107, 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: 7975, independent: 7975, independent conditional: 7868, independent unconditional: 107, 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: 7975, independent: 7975, independent conditional: 2320, independent unconditional: 5655, 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: 7975, independent: 7975, independent conditional: 1272, independent unconditional: 6703, 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: 7975, independent: 7975, independent conditional: 1272, independent unconditional: 6703, 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: 222, independent: 222, independent conditional: 8, independent unconditional: 214, 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: 222, independent: 222, independent conditional: 0, independent unconditional: 222, 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: 7975, independent: 7753, independent conditional: 1264, independent unconditional: 6489, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 222, unknown conditional: 8, unknown unconditional: 214] , Statistics on independence cache: Total cache size (in pairs): 222, Positive cache size: 222, Positive conditional cache size: 8, Positive unconditional cache size: 214, 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: 1048, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7975, independent: 7975, independent conditional: 2320, independent unconditional: 5655, 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: 7975, independent: 7975, independent conditional: 1272, independent unconditional: 6703, 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: 7975, independent: 7975, independent conditional: 1272, independent unconditional: 6703, 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: 222, independent: 222, independent conditional: 8, independent unconditional: 214, 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: 222, independent: 222, independent conditional: 0, independent unconditional: 222, 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: 7975, independent: 7753, independent conditional: 1264, independent unconditional: 6489, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 222, unknown conditional: 8, unknown unconditional: 214] , Statistics on independence cache: Total cache size (in pairs): 222, Positive cache size: 222, Positive conditional cache size: 8, Positive unconditional cache size: 214, 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: 1048 ], Independence queries for same thread: 973 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10359, independent: 9234, independent conditional: 9119, independent unconditional: 115, dependent: 1125, dependent conditional: 1110, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9234, independent: 9234, independent conditional: 9119, independent unconditional: 115, 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: 9234, independent: 9234, independent conditional: 9119, independent unconditional: 115, 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: 9234, independent: 9234, independent conditional: 9119, independent unconditional: 115, 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: 9234, independent: 9234, independent conditional: 2695, independent unconditional: 6539, 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: 9234, independent: 9234, independent conditional: 1482, independent unconditional: 7752, 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: 9234, independent: 9234, independent conditional: 1482, independent unconditional: 7752, 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: 371, independent: 371, independent conditional: 47, independent unconditional: 324, 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: 371, independent: 371, independent conditional: 0, independent unconditional: 371, 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: 9234, independent: 8863, independent conditional: 1435, independent unconditional: 7428, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 371, unknown conditional: 47, unknown unconditional: 324] , Statistics on independence cache: Total cache size (in pairs): 371, Positive cache size: 371, Positive conditional cache size: 47, Positive unconditional cache size: 324, 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: 1213, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9234, independent: 9234, independent conditional: 2695, independent unconditional: 6539, 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: 9234, independent: 9234, independent conditional: 1482, independent unconditional: 7752, 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: 9234, independent: 9234, independent conditional: 1482, independent unconditional: 7752, 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: 371, independent: 371, independent conditional: 47, independent unconditional: 324, 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: 371, independent: 371, independent conditional: 0, independent unconditional: 371, 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: 9234, independent: 8863, independent conditional: 1435, independent unconditional: 7428, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 371, unknown conditional: 47, unknown unconditional: 324] , Statistics on independence cache: Total cache size (in pairs): 371, Positive cache size: 371, Positive conditional cache size: 47, Positive unconditional cache size: 324, 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: 1213 ], Independence queries for same thread: 1125 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11873, independent: 10585, independent conditional: 10462, independent unconditional: 123, dependent: 1288, dependent conditional: 1272, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10585, independent: 10585, independent conditional: 10462, independent unconditional: 123, 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: 10585, independent: 10585, independent conditional: 10462, independent unconditional: 123, 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: 10585, independent: 10585, independent conditional: 10462, independent unconditional: 123, 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: 10585, independent: 10585, independent conditional: 3098, independent unconditional: 7487, 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: 10585, independent: 10585, independent conditional: 1708, independent unconditional: 8877, 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: 10585, independent: 10585, independent conditional: 1708, independent unconditional: 8877, 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: 321, independent: 321, independent conditional: 29, independent unconditional: 292, 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: 321, independent: 321, independent conditional: 0, independent unconditional: 321, 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: 10585, independent: 10264, independent conditional: 1679, independent unconditional: 8585, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 321, unknown conditional: 29, unknown unconditional: 292] , Statistics on independence cache: Total cache size (in pairs): 321, Positive cache size: 321, Positive conditional cache size: 29, Positive unconditional cache size: 292, 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: 1390, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10585, independent: 10585, independent conditional: 3098, independent unconditional: 7487, 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: 10585, independent: 10585, independent conditional: 1708, independent unconditional: 8877, 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: 10585, independent: 10585, independent conditional: 1708, independent unconditional: 8877, 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: 321, independent: 321, independent conditional: 29, independent unconditional: 292, 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: 321, independent: 321, independent conditional: 0, independent unconditional: 321, 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: 10585, independent: 10264, independent conditional: 1679, independent unconditional: 8585, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 321, unknown conditional: 29, unknown unconditional: 292] , Statistics on independence cache: Total cache size (in pairs): 321, Positive cache size: 321, Positive conditional cache size: 29, Positive unconditional cache size: 292, 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: 1390 ], Independence queries for same thread: 1288 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13490, independent: 12028, independent conditional: 11897, independent unconditional: 131, dependent: 1462, dependent conditional: 1445, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12028, independent: 12028, independent conditional: 11897, independent unconditional: 131, 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: 12028, independent: 12028, independent conditional: 11897, independent unconditional: 131, 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: 12028, independent: 12028, independent conditional: 11897, independent unconditional: 131, 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: 12028, independent: 12028, independent conditional: 3529, independent unconditional: 8499, 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: 12028, independent: 12028, independent conditional: 1950, independent unconditional: 10078, 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: 12028, independent: 12028, independent conditional: 1950, independent unconditional: 10078, 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: 244, independent: 244, independent conditional: 3, independent unconditional: 241, 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: 244, independent: 244, independent conditional: 0, independent unconditional: 244, 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: 12028, independent: 11784, independent conditional: 1947, independent unconditional: 9837, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 244, unknown conditional: 3, unknown unconditional: 241] , Statistics on independence cache: Total cache size (in pairs): 244, Positive cache size: 244, Positive conditional cache size: 3, Positive unconditional cache size: 241, 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: 1579, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12028, independent: 12028, independent conditional: 3529, independent unconditional: 8499, 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: 12028, independent: 12028, independent conditional: 1950, independent unconditional: 10078, 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: 12028, independent: 12028, independent conditional: 1950, independent unconditional: 10078, 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: 244, independent: 244, independent conditional: 3, independent unconditional: 241, 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: 244, independent: 244, independent conditional: 0, independent unconditional: 244, 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: 12028, independent: 11784, independent conditional: 1947, independent unconditional: 9837, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 244, unknown conditional: 3, unknown unconditional: 241] , Statistics on independence cache: Total cache size (in pairs): 244, Positive cache size: 244, Positive conditional cache size: 3, Positive unconditional cache size: 241, 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: 1579 ], Independence queries for same thread: 1462 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15210, independent: 13563, independent conditional: 13424, independent unconditional: 139, dependent: 1647, dependent conditional: 1629, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13563, independent: 13563, independent conditional: 13424, independent unconditional: 139, 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: 13563, independent: 13563, independent conditional: 13424, independent unconditional: 139, 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: 13563, independent: 13563, independent conditional: 13424, independent unconditional: 139, 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: 13563, independent: 13563, independent conditional: 3988, independent unconditional: 9575, 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: 13563, independent: 13563, independent conditional: 2208, independent unconditional: 11355, 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: 13563, independent: 13563, independent conditional: 2208, independent unconditional: 11355, 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: 378, independent: 378, independent conditional: 39, independent unconditional: 339, 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: 378, independent: 378, independent conditional: 0, independent unconditional: 378, 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: 13563, independent: 13185, independent conditional: 2169, independent unconditional: 11016, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 378, unknown conditional: 39, unknown unconditional: 339] , Statistics on independence cache: Total cache size (in pairs): 378, Positive cache size: 378, Positive conditional cache size: 39, Positive unconditional cache size: 339, 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: 1780, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13563, independent: 13563, independent conditional: 3988, independent unconditional: 9575, 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: 13563, independent: 13563, independent conditional: 2208, independent unconditional: 11355, 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: 13563, independent: 13563, independent conditional: 2208, independent unconditional: 11355, 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: 378, independent: 378, independent conditional: 39, independent unconditional: 339, 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: 378, independent: 378, independent conditional: 0, independent unconditional: 378, 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: 13563, independent: 13185, independent conditional: 2169, independent unconditional: 11016, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 378, unknown conditional: 39, unknown unconditional: 339] , Statistics on independence cache: Total cache size (in pairs): 378, Positive cache size: 378, Positive conditional cache size: 39, Positive unconditional cache size: 339, 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: 1780 ], Independence queries for same thread: 1647 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13692, independent: 12204, independent conditional: 12057, independent unconditional: 147, dependent: 1488, dependent conditional: 1469, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12204, independent: 12204, independent conditional: 12057, independent unconditional: 147, 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: 12204, independent: 12204, independent conditional: 12057, independent unconditional: 147, 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: 12204, independent: 12204, independent conditional: 12057, independent unconditional: 147, 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: 12204, independent: 12204, independent conditional: 3593, independent unconditional: 8611, 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: 12204, independent: 12204, independent conditional: 1964, independent unconditional: 10240, 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: 12204, independent: 12204, independent conditional: 1964, independent unconditional: 10240, 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: 244, independent: 244, independent conditional: 2, independent unconditional: 242, 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: 244, independent: 244, independent conditional: 0, independent unconditional: 244, 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: 12204, independent: 11960, independent conditional: 1962, independent unconditional: 9998, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 244, unknown conditional: 2, unknown unconditional: 242] , Statistics on independence cache: Total cache size (in pairs): 244, Positive cache size: 244, Positive conditional cache size: 2, Positive unconditional cache size: 242, 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: 1629, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12204, independent: 12204, independent conditional: 3593, independent unconditional: 8611, 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: 12204, independent: 12204, independent conditional: 1964, independent unconditional: 10240, 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: 12204, independent: 12204, independent conditional: 1964, independent unconditional: 10240, 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: 244, independent: 244, independent conditional: 2, independent unconditional: 242, 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: 244, independent: 244, independent conditional: 0, independent unconditional: 244, 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: 12204, independent: 11960, independent conditional: 1962, independent unconditional: 9998, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 244, unknown conditional: 2, unknown unconditional: 242] , Statistics on independence cache: Total cache size (in pairs): 244, Positive cache size: 244, Positive conditional cache size: 2, Positive unconditional cache size: 242, 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: 1629 ], Independence queries for same thread: 1488 - TimeoutResultAtElement [Line: 726]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 733]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 53 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, 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: 8, 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, 0.4s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 130 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 5/5 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 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 67 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, 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: 32, 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, 1.0s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 324 ConstructedInterpolants, 0 QuantifiedInterpolants, 1342 SizeOfPredicates, 5 NumberOfNonLiveVariables, 237 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 53/83 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 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 81 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, 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: 42, 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, 0.9s InterpolantComputationTime, 469 NumberOfCodeBlocks, 469 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 551 ConstructedInterpolants, 0 QuantifiedInterpolants, 1843 SizeOfPredicates, 10 NumberOfNonLiveVariables, 429 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 146/210 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 - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 6 procedures, 95 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 8, 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: 65, 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, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 840 NumberOfCodeBlocks, 840 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1069 ConstructedInterpolants, 0 QuantifiedInterpolants, 3411 SizeOfPredicates, 23 NumberOfNonLiveVariables, 872 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 17 InterpolantComputations, 4 PerfectInterpolantSequences, 364/608 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 - StatisticsResult: Ultimate Automizer benchmark data with 5 thread instances CFG has 7 procedures, 109 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 10, 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: 91, 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, 0.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1307 NumberOfCodeBlocks, 1307 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1731 ConstructedInterpolants, 0 QuantifiedInterpolants, 5371 SizeOfPredicates, 40 NumberOfNonLiveVariables, 1437 ConjunctsInSsa, 118 ConjunctsInUnsatCore, 23 InterpolantComputations, 5 PerfectInterpolantSequences, 756/1310 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 - StatisticsResult: Ultimate Automizer benchmark data with 6 thread instances CFG has 8 procedures, 123 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 8.4s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.2s, 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: 119, 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, 3.1s InterpolantComputationTime, 1870 NumberOfCodeBlocks, 1870 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 2537 ConstructedInterpolants, 0 QuantifiedInterpolants, 7723 SizeOfPredicates, 61 NumberOfNonLiveVariables, 2124 ConjunctsInSsa, 169 ConjunctsInUnsatCore, 29 InterpolantComputations, 6 PerfectInterpolantSequences, 1371/2400 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 - StatisticsResult: Ultimate Automizer benchmark data with 7 thread instances CFG has 9 procedures, 137 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 11.3s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.0s, 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: 150, 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, 4.1s InterpolantComputationTime, 2529 NumberOfCodeBlocks, 2529 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 3487 ConstructedInterpolants, 0 QuantifiedInterpolants, 10447 SizeOfPredicates, 86 NumberOfNonLiveVariables, 2933 ConjunctsInSsa, 228 ConjunctsInUnsatCore, 35 InterpolantComputations, 7 PerfectInterpolantSequences, 2258/3962 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 - StatisticsResult: Ultimate Automizer benchmark data with 8 thread instances CFG has 10 procedures, 151 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 14.2s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.2s, 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: 184, 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, 0.5s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 3284 NumberOfCodeBlocks, 3284 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 4581 ConstructedInterpolants, 0 QuantifiedInterpolants, 13533 SizeOfPredicates, 115 NumberOfNonLiveVariables, 3864 ConjunctsInSsa, 295 ConjunctsInUnsatCore, 41 InterpolantComputations, 8 PerfectInterpolantSequences, 3466/6080 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 - StatisticsResult: Ultimate Automizer benchmark data with 9 thread instances CFG has 11 procedures, 165 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 18.7s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 5.8s, 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: 221, 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, 6.3s InterpolantComputationTime, 4135 NumberOfCodeBlocks, 4135 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 5819 ConstructedInterpolants, 0 QuantifiedInterpolants, 17011 SizeOfPredicates, 148 NumberOfNonLiveVariables, 4917 ConjunctsInSsa, 370 ConjunctsInUnsatCore, 47 InterpolantComputations, 9 PerfectInterpolantSequences, 5044/8838 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 - StatisticsResult: Ultimate Automizer benchmark data with 10 thread instances CFG has 12 procedures, 179 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 24.5s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 8.2s, 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: 261, 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, 0.7s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 5082 NumberOfCodeBlocks, 5082 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 7201 ConstructedInterpolants, 0 QuantifiedInterpolants, 20901 SizeOfPredicates, 185 NumberOfNonLiveVariables, 6092 ConjunctsInSsa, 453 ConjunctsInUnsatCore, 53 InterpolantComputations, 10 PerfectInterpolantSequences, 7041/12320 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 - StatisticsResult: Ultimate Automizer benchmark data with 11 thread instances CFG has 13 procedures, 193 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 32.9s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 12.8s, 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: 304, 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, 10.1s InterpolantComputationTime, 6125 NumberOfCodeBlocks, 6125 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 8727 ConstructedInterpolants, 0 QuantifiedInterpolants, 25133 SizeOfPredicates, 226 NumberOfNonLiveVariables, 7389 ConjunctsInSsa, 544 ConjunctsInUnsatCore, 59 InterpolantComputations, 11 PerfectInterpolantSequences, 9506/16610 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 - StatisticsResult: Ultimate Automizer benchmark data with 12 thread instances CFG has 14 procedures, 207 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 43.6s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 18.8s, 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: 350, 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, 1.0s SatisfiabilityAnalysisTime, 12.3s InterpolantComputationTime, 7264 NumberOfCodeBlocks, 7264 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 10397 ConstructedInterpolants, 0 QuantifiedInterpolants, 29757 SizeOfPredicates, 271 NumberOfNonLiveVariables, 8808 ConjunctsInSsa, 643 ConjunctsInUnsatCore, 65 InterpolantComputations, 12 PerfectInterpolantSequences, 12488/21792 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 - StatisticsResult: Ultimate Automizer benchmark data with 13 thread instances CFG has 15 procedures, 221 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 54.5s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 24.4s, 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: 399, 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, 1.2s SatisfiabilityAnalysisTime, 14.9s InterpolantComputationTime, 8499 NumberOfCodeBlocks, 8499 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 12211 ConstructedInterpolants, 0 QuantifiedInterpolants, 34763 SizeOfPredicates, 320 NumberOfNonLiveVariables, 10349 ConjunctsInSsa, 750 ConjunctsInUnsatCore, 71 InterpolantComputations, 13 PerfectInterpolantSequences, 16036/27950 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 - StatisticsResult: Ultimate Automizer benchmark data with 14 thread instances CFG has 16 procedures, 235 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 75.4s, OverallIterations: 28, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 39.1s, 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: 451, 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, 1.3s SatisfiabilityAnalysisTime, 17.7s InterpolantComputationTime, 9830 NumberOfCodeBlocks, 9830 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 14169 ConstructedInterpolants, 0 QuantifiedInterpolants, 40131 SizeOfPredicates, 373 NumberOfNonLiveVariables, 12012 ConjunctsInSsa, 865 ConjunctsInUnsatCore, 77 InterpolantComputations, 14 PerfectInterpolantSequences, 20199/35168 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 - StatisticsResult: Ultimate Automizer benchmark data with 15 thread instances CFG has 17 procedures, 249 locations, 17 error locations. Started 1 CEGAR loops. OverallTime: 101.4s, OverallIterations: 30, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 57.6s, 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: 506, 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, 1.5s SatisfiabilityAnalysisTime, 20.9s InterpolantComputationTime, 11257 NumberOfCodeBlocks, 11257 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 16271 ConstructedInterpolants, 0 QuantifiedInterpolants, 45941 SizeOfPredicates, 430 NumberOfNonLiveVariables, 13797 ConjunctsInSsa, 988 ConjunctsInUnsatCore, 83 InterpolantComputations, 15 PerfectInterpolantSequences, 25026/43530 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 - StatisticsResult: Ultimate Automizer benchmark data with 16 thread instances CFG has 18 procedures, 263 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 136.7s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 83.9s, 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: 564, 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: 0.8s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 25.3s InterpolantComputationTime, 12780 NumberOfCodeBlocks, 12780 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 18517 ConstructedInterpolants, 0 QuantifiedInterpolants, 52113 SizeOfPredicates, 491 NumberOfNonLiveVariables, 15704 ConjunctsInSsa, 1119 ConjunctsInUnsatCore, 89 InterpolantComputations, 16 PerfectInterpolantSequences, 30566/53120 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 - StatisticsResult: Ultimate Automizer benchmark data with 17 thread instances CFG has 19 procedures, 277 locations, 19 error locations. Started 1 CEGAR loops. OverallTime: 186.9s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 124.3s, 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: 625, 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: 0.8s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 29.3s InterpolantComputationTime, 14399 NumberOfCodeBlocks, 14399 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 20907 ConstructedInterpolants, 0 QuantifiedInterpolants, 58647 SizeOfPredicates, 556 NumberOfNonLiveVariables, 17733 ConjunctsInSsa, 1258 ConjunctsInUnsatCore, 95 InterpolantComputations, 17 PerfectInterpolantSequences, 36868/64022 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 - StatisticsResult: Ultimate Automizer benchmark data with 18 thread instances CFG has 20 procedures, 291 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 167.1s, OverallIterations: 30, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 109.0s, 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: 559, 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: 0.8s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 24.6s InterpolantComputationTime, 12746 NumberOfCodeBlocks, 12746 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 18887 ConstructedInterpolants, 0 QuantifiedInterpolants, 51305 SizeOfPredicates, 460 NumberOfNonLiveVariables, 16068 ConjunctsInSsa, 1051 ConjunctsInUnsatCore, 86 InterpolantComputations, 15 PerfectInterpolantSequences, 40119/61053 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown