/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/weaver/popl20-more-sorted.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 09:18:02,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 09:18:02,268 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 09:18:02,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 09:18:02,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 09:18:02,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 09:18:02,287 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 09:18:02,287 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 09:18:02,288 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 09:18:02,290 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 09:18:02,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 09:18:02,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 09:18:02,292 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 09:18:02,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 09:18:02,295 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 09:18:02,295 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 09:18:02,296 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 09:18:02,296 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 09:18:02,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 09:18:02,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 09:18:02,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 09:18:02,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 09:18:02,297 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 09:18:02,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 09:18:02,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 09:18:02,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 09:18:02,298 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 09:18:02,298 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 09:18:02,298 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 09:18:02,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 09:18:02,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 09:18:02,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 09:18:02,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 09:18:02,300 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 09:18:02,300 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 09:18:02,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 09:18:02,300 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 09:18:02,300 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 09:18:02,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 09:18:02,301 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-04-05 09:18:02,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 09:18:02,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 09:18:02,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 09:18:02,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 09:18:02,513 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 09:18:02,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-sorted.wvr.c [2024-04-05 09:18:03,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 09:18:03,580 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 09:18:03,580 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-sorted.wvr.c [2024-04-05 09:18:03,586 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a5530bed0/ae4e1f24a18349fa8aa27907ded3f82d/FLAG505c7a77e [2024-04-05 09:18:03,595 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a5530bed0/ae4e1f24a18349fa8aa27907ded3f82d [2024-04-05 09:18:03,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 09:18:03,598 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 09:18:03,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 09:18:03,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 09:18:03,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 09:18:03,614 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,615 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2727b47a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03, skipping insertion in model container [2024-04-05 09:18:03,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 09:18:03,750 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-sorted.wvr.c[2434,2447] [2024-04-05 09:18:03,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 09:18:03,764 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 09:18:03,779 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-sorted.wvr.c[2434,2447] [2024-04-05 09:18:03,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 09:18:03,792 INFO L206 MainTranslator]: Completed translation [2024-04-05 09:18:03,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03 WrapperNode [2024-04-05 09:18:03,792 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 09:18:03,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 09:18:03,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 09:18:03,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 09:18:03,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,820 INFO L138 Inliner]: procedures = 24, calls = 37, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 108 [2024-04-05 09:18:03,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 09:18:03,821 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 09:18:03,821 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 09:18:03,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 09:18:03,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,836 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 09:18:03,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 09:18:03,844 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 09:18:03,844 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 09:18:03,845 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (1/1) ... [2024-04-05 09:18:03,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 09:18:03,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:03,872 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 09:18:03,909 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 09:18:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 09:18:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 09:18:03,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 09:18:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 09:18:03,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 09:18:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 09:18:03,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 09:18:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 09:18:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 09:18:03,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 09:18:03,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 09:18:03,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 09:18:03,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 09:18:03,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 09:18:03,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 09:18:03,993 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 09:18:04,114 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 09:18:04,116 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 09:18:04,400 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 09:18:04,409 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 09:18:04,410 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-05 09:18:04,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 09:18:04 BoogieIcfgContainer [2024-04-05 09:18:04,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 09:18:04,413 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 09:18:04,413 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 09:18:04,415 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 09:18:04,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 09:18:03" (1/3) ... [2024-04-05 09:18:04,416 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e580cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 09:18:04, skipping insertion in model container [2024-04-05 09:18:04,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 09:18:03" (2/3) ... [2024-04-05 09:18:04,416 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58e580cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 09:18:04, skipping insertion in model container [2024-04-05 09:18:04,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 09:18:04" (3/3) ... [2024-04-05 09:18:04,417 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-sorted.wvr.c [2024-04-05 09:18:04,429 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 09:18:04,439 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 09:18:04,441 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 09:18:04,441 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 09:18:04,523 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-05 09:18:04,559 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 09:18:04,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 09:18:04,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:04,561 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 09:18:04,571 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 09:18:04,604 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 09:18:04,625 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:04,627 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 09:18:04,632 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;@f25754e, 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 09:18:04,632 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-05 09:18:05,834 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:05,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:05,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1803027862, now seen corresponding path program 1 times [2024-04-05 09:18:05,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:05,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597851066] [2024-04-05 09:18:05,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:05,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-05 09:18:06,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:06,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597851066] [2024-04-05 09:18:06,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597851066] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 09:18:06,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 09:18:06,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 09:18:06,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172975200] [2024-04-05 09:18:06,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 09:18:06,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 09:18:06,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:06,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 09:18:06,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 09:18:06,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:06,144 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:06,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.5) internal successors, (141), 2 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:06,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:06,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:06,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 09:18:06,869 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:06,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:06,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1499550826, now seen corresponding path program 1 times [2024-04-05 09:18:06,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:06,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656480977] [2024-04-05 09:18:06,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:06,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-05 09:18:07,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:07,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656480977] [2024-04-05 09:18:07,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656480977] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 09:18:07,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 09:18:07,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 09:18:07,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455945062] [2024-04-05 09:18:07,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 09:18:07,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 09:18:07,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:07,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 09:18:07,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-05 09:18:07,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:07,194 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:07,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:07,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:07,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:07,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:07,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:07,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 09:18:07,854 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:07,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:07,856 INFO L85 PathProgramCache]: Analyzing trace with hash -806310041, now seen corresponding path program 1 times [2024-04-05 09:18:07,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:07,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161201120] [2024-04-05 09:18:07,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:07,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:08,148 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-05 09:18:08,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:08,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161201120] [2024-04-05 09:18:08,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161201120] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:08,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397367341] [2024-04-05 09:18:08,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:08,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:08,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:08,258 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 09:18:08,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 09:18:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:08,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-05 09:18:08,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:08,540 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-05 09:18:08,540 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:08,713 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-05 09:18:08,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [397367341] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:08,714 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:08,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-04-05 09:18:08,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421287697] [2024-04-05 09:18:08,714 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:08,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-05 09:18:08,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:08,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-05 09:18:08,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2024-04-05 09:18:08,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:08,716 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:08,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 11.736842105263158) internal successors, (223), 19 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 09:18:08,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:08,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:08,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:09,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:09,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:09,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:09,533 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-05 09:18:09,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-05 09:18:09,730 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:09,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:09,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1617842744, now seen corresponding path program 2 times [2024-04-05 09:18:09,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:09,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289235203] [2024-04-05 09:18:09,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:09,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:09,993 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 09:18:09,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:09,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289235203] [2024-04-05 09:18:09,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289235203] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:09,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [844589817] [2024-04-05 09:18:09,994 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 09:18:09,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:09,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:09,995 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 09:18:10,016 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 09:18:10,106 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 09:18:10,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:18:10,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-05 09:18:10,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:10,371 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 09:18:10,371 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:10,627 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 09:18:10,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [844589817] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:10,628 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:10,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 30 [2024-04-05 09:18:10,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623613281] [2024-04-05 09:18:10,628 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:10,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 09:18:10,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:10,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 09:18:10,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=698, Unknown=0, NotChecked=0, Total=870 [2024-04-05 09:18:10,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:10,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:10,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 10.0) internal successors, (300), 30 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:10,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:10,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:10,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:10,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:11,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:11,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:11,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:11,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:11,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 09:18:11,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:11,583 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:11,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:11,583 INFO L85 PathProgramCache]: Analyzing trace with hash 2114491401, now seen corresponding path program 3 times [2024-04-05 09:18:11,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:11,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97766284] [2024-04-05 09:18:11,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:11,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:11,888 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 09:18:11,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:11,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97766284] [2024-04-05 09:18:11,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97766284] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:11,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837775077] [2024-04-05 09:18:11,889 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 09:18:11,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:11,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:11,902 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 09:18:11,920 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 09:18:12,045 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-05 09:18:12,046 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:18:12,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 09:18:12,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:12,318 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-05 09:18:12,318 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-05 09:18:12,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837775077] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:12,558 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:12,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 11] total 31 [2024-04-05 09:18:12,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844824743] [2024-04-05 09:18:12,558 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:12,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-04-05 09:18:12,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:12,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-04-05 09:18:12,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2024-04-05 09:18:12,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:12,560 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:12,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 10.548387096774194) internal successors, (327), 31 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:12,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:12,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:12,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:12,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:12,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:14,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:14,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:14,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:14,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:14,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:14,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 09:18:14,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:14,610 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:14,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:14,611 INFO L85 PathProgramCache]: Analyzing trace with hash 149910627, now seen corresponding path program 1 times [2024-04-05 09:18:14,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:14,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269334753] [2024-04-05 09:18:14,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:14,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:14,939 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 47 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:18:14,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:14,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269334753] [2024-04-05 09:18:14,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269334753] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:14,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6979999] [2024-04-05 09:18:14,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:14,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:14,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:14,940 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 09:18:14,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 09:18:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:15,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 09:18:15,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:15,477 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 44 proven. 41 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-05 09:18:15,477 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:16,016 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 58 proven. 27 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-05 09:18:16,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [6979999] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:16,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:16,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 44 [2024-04-05 09:18:16,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705489875] [2024-04-05 09:18:16,017 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:16,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-04-05 09:18:16,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:16,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-04-05 09:18:16,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1624, Unknown=0, NotChecked=0, Total=1892 [2024-04-05 09:18:16,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:16,019 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:16,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 9.681818181818182) internal successors, (426), 44 states have internal predecessors, (426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:16,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:16,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:16,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:16,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:16,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:16,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:16,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 09:18:17,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-05 09:18:17,129 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:17,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:17,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1263681204, now seen corresponding path program 2 times [2024-04-05 09:18:17,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:17,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455542497] [2024-04-05 09:18:17,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:17,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:17,440 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 42 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:18:17,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:17,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455542497] [2024-04-05 09:18:17,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455542497] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:17,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [545799744] [2024-04-05 09:18:17,440 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 09:18:17,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:17,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:17,441 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 09:18:17,465 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 09:18:17,548 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 09:18:17,548 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:18:17,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 09:18:17,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:17,981 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 57 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:18:17,981 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 82 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:18:18,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [545799744] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:18,372 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:18,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 40 [2024-04-05 09:18:18,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192324511] [2024-04-05 09:18:18,375 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:18,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-04-05 09:18:18,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:18,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-04-05 09:18:18,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1292, Unknown=0, NotChecked=0, Total=1560 [2024-04-05 09:18:18,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:18,379 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:18,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 10.8) internal successors, (432), 40 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:18,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:18,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:18,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:18,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:18,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:18,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:18,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:19,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:19,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:19,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:19,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:19,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:19,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:19,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:19,255 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 09:18:19,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:19,452 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:19,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:19,453 INFO L85 PathProgramCache]: Analyzing trace with hash -424265569, now seen corresponding path program 3 times [2024-04-05 09:18:19,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:19,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896894623] [2024-04-05 09:18:19,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:19,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:20,002 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 117 proven. 100 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:18:20,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:20,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896894623] [2024-04-05 09:18:20,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896894623] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:20,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1058285154] [2024-04-05 09:18:20,003 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 09:18:20,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:20,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:20,004 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 09:18:20,029 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 09:18:20,197 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-04-05 09:18:20,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:18:20,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 09:18:20,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:20,955 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 45 proven. 120 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-04-05 09:18:20,955 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:21,704 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 138 proven. 27 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-04-05 09:18:21,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1058285154] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:21,704 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:21,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 19] total 58 [2024-04-05 09:18:21,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217665543] [2024-04-05 09:18:21,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:21,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-04-05 09:18:21,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:21,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-04-05 09:18:21,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=3037, Unknown=0, NotChecked=0, Total=3306 [2024-04-05 09:18:21,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:21,707 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:21,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 10.241379310344827) internal successors, (594), 58 states have internal predecessors, (594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:21,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:18:29,084 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 09:18:29,277 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,SelfDestructingSolverStorable7 [2024-04-05 09:18:29,280 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:29,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:29,281 INFO L85 PathProgramCache]: Analyzing trace with hash -2119408268, now seen corresponding path program 4 times [2024-04-05 09:18:29,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:29,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523510078] [2024-04-05 09:18:29,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:29,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 163 proven. 165 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-05 09:18:29,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:29,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523510078] [2024-04-05 09:18:29,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523510078] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:29,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1301276889] [2024-04-05 09:18:29,853 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 09:18:29,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:29,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:29,854 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 09:18:29,898 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 09:18:29,982 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 09:18:29,983 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:18:29,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 09:18:29,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:30,852 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 190 proven. 125 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-04-05 09:18:30,852 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 230 proven. 85 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-04-05 09:18:31,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1301276889] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:31,648 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:31,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 67 [2024-04-05 09:18:31,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775867988] [2024-04-05 09:18:31,649 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:31,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-04-05 09:18:31,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:31,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-04-05 09:18:31,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=568, Invalid=3854, Unknown=0, NotChecked=0, Total=4422 [2024-04-05 09:18:31,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:31,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:31,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 9.014925373134329) internal successors, (604), 67 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:18:31,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:18:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:18:33,469 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-04-05 09:18:33,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:33,662 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:33,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:33,663 INFO L85 PathProgramCache]: Analyzing trace with hash -479629501, now seen corresponding path program 5 times [2024-04-05 09:18:33,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:33,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228400127] [2024-04-05 09:18:33,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:34,403 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 142 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:18:34,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:34,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228400127] [2024-04-05 09:18:34,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228400127] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:34,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198849378] [2024-04-05 09:18:34,403 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 09:18:34,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:34,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:34,405 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 09:18:34,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-05 09:18:34,644 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-05 09:18:34,644 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:18:34,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-05 09:18:34,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-04-05 09:18:35,833 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 93 proven. 166 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-04-05 09:18:36,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198849378] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:36,969 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:36,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 27, 25] total 79 [2024-04-05 09:18:36,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345029002] [2024-04-05 09:18:36,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:36,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-04-05 09:18:36,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:36,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-04-05 09:18:36,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=5792, Unknown=0, NotChecked=0, Total=6162 [2024-04-05 09:18:36,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:36,973 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:36,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 9.240506329113924) internal successors, (730), 79 states have internal predecessors, (730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:36,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:18:36,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:51,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:51,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:18:51,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:18:51,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:18:51,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-05 09:18:51,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-05 09:18:51,945 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:51,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:51,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1292329847, now seen corresponding path program 6 times [2024-04-05 09:18:51,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:51,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705247679] [2024-04-05 09:18:51,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:51,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 609 proven. 361 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-04-05 09:18:53,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:53,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705247679] [2024-04-05 09:18:53,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705247679] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:53,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852902627] [2024-04-05 09:18:53,044 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 09:18:53,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:53,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:53,045 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 09:18:53,047 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 09:18:53,649 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-04-05 09:18:53,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:18:53,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 09:18:53,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:18:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 586 proven. 241 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2024-04-05 09:18:54,743 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:18:55,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 652 proven. 175 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2024-04-05 09:18:55,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852902627] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:18:55,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:18:55,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 91 [2024-04-05 09:18:55,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102581673] [2024-04-05 09:18:55,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:18:55,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2024-04-05 09:18:55,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:18:55,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2024-04-05 09:18:55,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=972, Invalid=7218, Unknown=0, NotChecked=0, Total=8190 [2024-04-05 09:18:55,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:55,946 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:18:55,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 8.87912087912088) internal successors, (808), 91 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:18:55,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:18:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:18:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:18:58,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-04-05 09:18:58,430 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,SelfDestructingSolverStorable10 [2024-04-05 09:18:58,431 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:18:58,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:18:58,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1617579034, now seen corresponding path program 7 times [2024-04-05 09:18:58,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:18:58,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944495876] [2024-04-05 09:18:58,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:18:58,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:18:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:59,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 805 proven. 305 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:18:59,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:18:59,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944495876] [2024-04-05 09:18:59,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944495876] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:18:59,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724479401] [2024-04-05 09:18:59,506 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 09:18:59,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:18:59,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:18:59,508 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 09:18:59,509 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 09:18:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:18:59,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 09:18:59,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:19:00,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 663 proven. 271 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2024-04-05 09:19:00,966 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:19:02,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 702 proven. 232 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2024-04-05 09:19:02,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724479401] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:19:02,360 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:19:02,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37, 37] total 103 [2024-04-05 09:19:02,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065346743] [2024-04-05 09:19:02,360 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:19:02,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2024-04-05 09:19:02,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:19:02,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2024-04-05 09:19:02,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1224, Invalid=9282, Unknown=0, NotChecked=0, Total=10506 [2024-04-05 09:19:02,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:02,365 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:19:02,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 9.067961165048544) internal successors, (934), 103 states have internal predecessors, (934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:19:02,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:02,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:19:02,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:19:02,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:04,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:04,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:19:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:19:04,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-04-05 09:19:05,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:19:05,127 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:19:05,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:19:05,127 INFO L85 PathProgramCache]: Analyzing trace with hash -813704533, now seen corresponding path program 8 times [2024-04-05 09:19:05,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:19:05,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150435130] [2024-04-05 09:19:05,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:19:05,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:19:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:19:06,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 561 proven. 531 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-04-05 09:19:06,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:19:06,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150435130] [2024-04-05 09:19:06,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150435130] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:19:06,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1371557244] [2024-04-05 09:19:06,377 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 09:19:06,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:19:06,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:19:06,378 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 09:19:06,380 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 09:19:06,532 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 09:19:06,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:19:06,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-05 09:19:06,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:19:08,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 666 proven. 389 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-04-05 09:19:08,049 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:19:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 758 proven. 297 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-04-05 09:19:09,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1371557244] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:19:09,757 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:19:09,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41, 41] total 115 [2024-04-05 09:19:09,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093388420] [2024-04-05 09:19:09,757 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:19:09,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2024-04-05 09:19:09,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:19:09,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2024-04-05 09:19:09,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1522, Invalid=11588, Unknown=0, NotChecked=0, Total=13110 [2024-04-05 09:19:09,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:09,763 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:19:09,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 8.121739130434783) internal successors, (934), 115 states have internal predecessors, (934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:19:09,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:09,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:19:09,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:19:09,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:19:09,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:19:09,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:19:09,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:19:09,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:19:09,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:19:09,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:19:09,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:19:09,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:19:09,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:19:12,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:19:12,409 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 09:19:12,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-04-05 09:19:12,604 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:19:12,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:19:12,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1240090684, now seen corresponding path program 9 times [2024-04-05 09:19:12,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:19:12,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951658207] [2024-04-05 09:19:12,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:19:12,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:19:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:19:13,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 248 proven. 1001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 09:19:13,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:19:13,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951658207] [2024-04-05 09:19:13,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951658207] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:19:13,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [506191812] [2024-04-05 09:19:13,882 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 09:19:13,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:19:13,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:19:13,883 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 09:19:13,885 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 09:19:14,519 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-04-05 09:19:14,519 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:19:14,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 09:19:14,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:19:16,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 8 proven. 871 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-04-05 09:19:16,797 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:19:19,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 350 proven. 529 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-04-05 09:19:19,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [506191812] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:19:19,339 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:19:19,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 45, 41] total 122 [2024-04-05 09:19:19,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734218891] [2024-04-05 09:19:19,339 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:19:19,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 122 states [2024-04-05 09:19:19,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:19:19,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2024-04-05 09:19:19,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=894, Invalid=13868, Unknown=0, NotChecked=0, Total=14762 [2024-04-05 09:19:19,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:19,345 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:19:19,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 122 states, 122 states have (on average 8.950819672131148) internal successors, (1092), 122 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:19:19,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:19:39,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 312 states. [2024-04-05 09:19:39,663 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 09:19:39,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-04-05 09:19:39,858 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:19:39,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:19:39,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1232755385, now seen corresponding path program 10 times [2024-04-05 09:19:39,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:19:39,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50884367] [2024-04-05 09:19:39,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:19:39,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:19:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:19:46,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3634 backedges. 1907 proven. 1727 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 09:19:46,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:19:46,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50884367] [2024-04-05 09:19:46,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50884367] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:19:46,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1895938404] [2024-04-05 09:19:46,029 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 09:19:46,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:19:46,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:19:46,030 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 09:19:46,032 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 09:19:46,239 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 09:19:46,239 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:19:46,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-05 09:19:46,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:19:48,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3634 backedges. 1870 proven. 422 refuted. 0 times theorem prover too weak. 1342 trivial. 0 not checked. [2024-04-05 09:19:48,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:19:51,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3634 backedges. 1922 proven. 370 refuted. 0 times theorem prover too weak. 1342 trivial. 0 not checked. [2024-04-05 09:19:51,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1895938404] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:19:51,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:19:51,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 45, 45] total 185 [2024-04-05 09:19:51,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548577935] [2024-04-05 09:19:51,888 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:19:51,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2024-04-05 09:19:51,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:19:51,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2024-04-05 09:19:51,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2436, Invalid=31604, Unknown=0, NotChecked=0, Total=34040 [2024-04-05 09:19:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:51,896 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:19:51,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 7.135135135135135) internal successors, (1320), 185 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:19:51,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:51,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:19:51,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:19:51,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:19:51,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:19:51,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 312 states. [2024-04-05 09:19:51,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:19:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:19:54,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:19:54,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:19:54,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 312 states. [2024-04-05 09:19:54,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 09:19:54,083 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 09:19:54,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-04-05 09:19:54,284 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:19:54,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:19:54,284 INFO L85 PathProgramCache]: Analyzing trace with hash 915857814, now seen corresponding path program 11 times [2024-04-05 09:19:54,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:19:54,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623176559] [2024-04-05 09:19:54,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:19:54,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:19:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:20:00,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3715 backedges. 1907 proven. 1808 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 09:20:00,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:20:00,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623176559] [2024-04-05 09:20:00,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623176559] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:20:00,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10478957] [2024-04-05 09:20:00,375 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 09:20:00,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:20:00,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:20:00,376 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 09:20:00,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-05 09:20:01,188 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-04-05 09:20:01,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:20:01,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 1138 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-05 09:20:01,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:20:04,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3715 backedges. 3089 proven. 451 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-04-05 09:20:04,170 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:20:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3715 backedges. 3089 proven. 451 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-04-05 09:20:07,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10478957] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:20:07,361 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:20:07,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [105, 49, 49] total 195 [2024-04-05 09:20:07,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302569177] [2024-04-05 09:20:07,361 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:20:07,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 195 states [2024-04-05 09:20:07,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:20:07,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 195 interpolants. [2024-04-05 09:20:07,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2784, Invalid=35046, Unknown=0, NotChecked=0, Total=37830 [2024-04-05 09:20:07,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:20:07,367 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:20:07,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 195 states, 195 states have (on average 9.061538461538461) internal successors, (1767), 195 states have internal predecessors, (1767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:20:07,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:20:07,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:20:07,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:20:07,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:20:07,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 312 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 09:20:07,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 312 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 09:20:09,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:20:09,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-05 09:20:09,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-04-05 09:20:09,793 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:20:09,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:20:09,794 INFO L85 PathProgramCache]: Analyzing trace with hash -523608347, now seen corresponding path program 12 times [2024-04-05 09:20:09,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:20:09,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932239621] [2024-04-05 09:20:09,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:20:09,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:20:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:20:16,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3804 backedges. 1907 proven. 1897 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 09:20:16,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:20:16,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932239621] [2024-04-05 09:20:16,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932239621] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:20:16,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127234876] [2024-04-05 09:20:16,033 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 09:20:16,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:20:16,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:20:16,034 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 09:20:16,035 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 09:20:17,012 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2024-04-05 09:20:17,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:20:17,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 78 conjunts are in the unsatisfiable core [2024-04-05 09:20:17,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:20:22,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3804 backedges. 103 proven. 3250 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-04-05 09:20:22,734 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:20:29,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3804 backedges. 0 proven. 3264 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-04-05 09:20:29,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127234876] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:20:29,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:20:29,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [107, 69, 65] total 237 [2024-04-05 09:20:29,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510760775] [2024-04-05 09:20:29,846 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:20:29,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 237 states [2024-04-05 09:20:29,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:20:29,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 237 interpolants. [2024-04-05 09:20:29,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1895, Invalid=54037, Unknown=0, NotChecked=0, Total=55932 [2024-04-05 09:20:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:20:29,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:20:29,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 237 states, 237 states have (on average 8.054852320675106) internal successors, (1909), 237 states have internal predecessors, (1909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:20:29,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:20:29,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:20:29,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:20:29,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:20:29,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:20:29,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:20:29,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:20:29,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 312 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:20:29,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:22:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:22:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:22:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:22:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:22:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:22:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:22:46,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:22:46,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 827 states. [2024-04-05 09:22:46,524 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 09:22:46,716 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,SelfDestructingSolverStorable16 [2024-04-05 09:22:46,716 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:22:46,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:22:46,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1542365701, now seen corresponding path program 13 times [2024-04-05 09:22:46,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:22:46,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783725189] [2024-04-05 09:22:46,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:22:46,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:22:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:23:05,131 INFO L134 CoverageAnalysis]: Checked inductivity of 11238 backedges. 8153 proven. 3084 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:23:05,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:23:05,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783725189] [2024-04-05 09:23:05,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783725189] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:23:05,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [605444957] [2024-04-05 09:23:05,132 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 09:23:05,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:23:05,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:23:05,133 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 09:23:05,134 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 09:23:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:23:05,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 1724 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-05 09:23:05,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:23:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 11238 backedges. 4847 proven. 781 refuted. 0 times theorem prover too weak. 5610 trivial. 0 not checked. [2024-04-05 09:23:10,283 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:23:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 11238 backedges. 4991 proven. 637 refuted. 0 times theorem prover too weak. 5610 trivial. 0 not checked. [2024-04-05 09:23:15,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [605444957] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:23:15,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:23:15,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [171, 57, 57] total 277 [2024-04-05 09:23:15,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18279673] [2024-04-05 09:23:15,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:23:15,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 277 states [2024-04-05 09:23:15,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:23:15,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 277 interpolants. [2024-04-05 09:23:15,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5328, Invalid=71124, Unknown=0, NotChecked=0, Total=76452 [2024-04-05 09:23:15,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:23:15,753 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:23:15,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 277 states, 277 states have (on average 6.902527075812275) internal successors, (1912), 277 states have internal predecessors, (1912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 384 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 827 states. [2024-04-05 09:23:15,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:23:20,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:23:20,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:23:20,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:23:20,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:23:20,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:23:20,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:23:20,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 827 states. [2024-04-05 09:23:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 09:23:20,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-04-05 09:23:20,607 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,SelfDestructingSolverStorable17 [2024-04-05 09:23:20,607 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:23:20,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:23:20,608 INFO L85 PathProgramCache]: Analyzing trace with hash -960170420, now seen corresponding path program 14 times [2024-04-05 09:23:20,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:23:20,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192836661] [2024-04-05 09:23:20,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:23:20,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:23:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:23:38,649 INFO L134 CoverageAnalysis]: Checked inductivity of 11343 backedges. 8153 proven. 3189 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:23:38,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:23:38,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192836661] [2024-04-05 09:23:38,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192836661] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:23:38,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000088630] [2024-04-05 09:23:38,649 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 09:23:38,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:23:38,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:23:38,650 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 09:23:38,652 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 09:23:38,991 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 09:23:38,992 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:23:38,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-05 09:23:39,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:23:44,229 INFO L134 CoverageAnalysis]: Checked inductivity of 11343 backedges. 5144 proven. 820 refuted. 0 times theorem prover too weak. 5379 trivial. 0 not checked. [2024-04-05 09:23:44,230 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 09:23:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 11343 backedges. 5222 proven. 742 refuted. 0 times theorem prover too weak. 5379 trivial. 0 not checked. [2024-04-05 09:23:50,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2000088630] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 09:23:50,108 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 09:23:50,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [173, 61, 61] total 287 [2024-04-05 09:23:50,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496892532] [2024-04-05 09:23:50,109 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 09:23:50,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 287 states [2024-04-05 09:23:50,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 09:23:50,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 287 interpolants. [2024-04-05 09:23:50,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5733, Invalid=76349, Unknown=0, NotChecked=0, Total=82082 [2024-04-05 09:23:50,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:23:50,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 09:23:50,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 287 states, 287 states have (on average 6.83623693379791) internal successors, (1962), 287 states have internal predecessors, (1962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:23:50,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:23:50,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:23:50,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:23:50,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 384 states. [2024-04-05 09:23:50,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:23:50,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:23:50,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 827 states. [2024-04-05 09:23:50,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-05 09:23:50,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:23:55,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 09:23:55,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 827 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-05 09:23:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 09:23:55,038 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 09:23:55,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:23:55,232 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 09:23:55,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 09:23:55,232 INFO L85 PathProgramCache]: Analyzing trace with hash 302493085, now seen corresponding path program 15 times [2024-04-05 09:23:55,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 09:23:55,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856558445] [2024-04-05 09:23:55,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 09:23:55,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 09:23:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 09:24:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 11456 backedges. 8153 proven. 3302 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 09:24:13,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 09:24:13,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856558445] [2024-04-05 09:24:13,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856558445] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 09:24:13,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245474470] [2024-04-05 09:24:13,640 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 09:24:13,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:24:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 09:24:13,641 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 09:24:13,644 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 09:24:16,679 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-04-05 09:24:16,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 09:24:16,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 1212 conjuncts, 350 conjunts are in the unsatisfiable core [2024-04-05 09:24:16,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 09:24:21,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-04-05 09:24:22,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 09:24:23,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 09:24:23,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-05 09:25:30,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:30,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 09:25:31,041 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-05 09:25:31,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 24 select indices, 24 select index equivalence classes, 193 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 332 treesize of output 820 Received shutdown request... [2024-04-05 09:31:35,998 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-05 09:31:36,014 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 09:31:36,032 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 09:31:36,032 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 09:31:36,032 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 09:31:36,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 09:31:36,210 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 1155 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-2-21-2-15-4-17-3-16-3-14-3-14-3-14-2-13-2-11-2-8-2-11-2-11-2-6-2-5-2-4-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 11 xjuncts wrt. a ∧-37-4-5-21-5-17-5-16-5-14-4-14-4-14-2-11-2-7-2-10-2-7-2-6-1 context. [2024-04-05 09:31:36,211 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-05 09:31:36,211 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-05 09:31:36,211 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-05 09:31:36,214 INFO L445 BasicCegarLoop]: Path program histogram: [15, 3, 1, 1] [2024-04-05 09:31:36,216 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 09:31:36,216 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 09:31:36,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 09:31:36 BasicIcfg [2024-04-05 09:31:36,218 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 09:31:36,218 INFO L158 Benchmark]: Toolchain (without parser) took 812620.43ms. Allocated memory was 283.1MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 217.5MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2024-04-05 09:31:36,219 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 172.0MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 09:31:36,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.35ms. Allocated memory is still 283.1MB. Free memory was 217.3MB in the beginning and 205.4MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 09:31:36,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.83ms. Allocated memory is still 283.1MB. Free memory was 205.2MB in the beginning and 203.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 09:31:36,219 INFO L158 Benchmark]: Boogie Preprocessor took 22.61ms. Allocated memory is still 283.1MB. Free memory was 203.4MB in the beginning and 201.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 09:31:36,219 INFO L158 Benchmark]: RCFGBuilder took 566.70ms. Allocated memory is still 283.1MB. Free memory was 201.8MB in the beginning and 239.3MB in the end (delta: -37.6MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. [2024-04-05 09:31:36,219 INFO L158 Benchmark]: TraceAbstraction took 811805.56ms. Allocated memory was 283.1MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 238.3MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2024-04-05 09:31:36,220 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 172.0MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 183.35ms. Allocated memory is still 283.1MB. Free memory was 217.3MB in the beginning and 205.4MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.83ms. Allocated memory is still 283.1MB. Free memory was 205.2MB in the beginning and 203.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.61ms. Allocated memory is still 283.1MB. Free memory was 203.4MB in the beginning and 201.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 566.70ms. Allocated memory is still 283.1MB. Free memory was 201.8MB in the beginning and 239.3MB in the end (delta: -37.6MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. * TraceAbstraction took 811805.56ms. Allocated memory was 283.1MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 238.3MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1832508, independent: 1665894, independent conditional: 1657451, independent unconditional: 8443, dependent: 166614, dependent conditional: 156895, dependent unconditional: 9719, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1665894, independent: 1665894, independent conditional: 1657451, independent unconditional: 8443, 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: 1665894, independent: 1665894, independent conditional: 1657451, independent unconditional: 8443, 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: 1665894, independent: 1665894, independent conditional: 1657451, independent unconditional: 8443, 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: 1665894, independent: 1665894, independent conditional: 66703, independent unconditional: 1599191, 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: 1665894, independent: 1665894, independent conditional: 59642, independent unconditional: 1606252, 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: 1665894, independent: 1665894, independent conditional: 59642, independent unconditional: 1606252, 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: 2409, independent: 2409, independent conditional: 20, independent unconditional: 2389, 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: 2409, independent: 2409, independent conditional: 0, independent unconditional: 2409, 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: 1665894, independent: 1663485, independent conditional: 59622, independent unconditional: 1603863, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2409, unknown conditional: 20, unknown unconditional: 2389] , Statistics on independence cache: Total cache size (in pairs): 2409, Positive cache size: 2409, Positive conditional cache size: 20, Positive unconditional cache size: 2389, 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: 7061, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1665894, independent: 1665894, independent conditional: 66703, independent unconditional: 1599191, 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: 1665894, independent: 1665894, independent conditional: 59642, independent unconditional: 1606252, 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: 1665894, independent: 1665894, independent conditional: 59642, independent unconditional: 1606252, 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: 2409, independent: 2409, independent conditional: 20, independent unconditional: 2389, 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: 2409, independent: 2409, independent conditional: 0, independent unconditional: 2409, 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: 1665894, independent: 1663485, independent conditional: 59622, independent unconditional: 1603863, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2409, unknown conditional: 20, unknown unconditional: 2389] , Statistics on independence cache: Total cache size (in pairs): 2409, Positive cache size: 2409, Positive conditional cache size: 20, Positive unconditional cache size: 2389, 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: 7061 ], Independence queries for same thread: 166614 - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 1155 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-2-21-2-15-4-17-3-16-3-14-3-14-3-14-2-13-2-11-2-8-2-11-2-11-2-6-2-5-2-4-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 11 xjuncts wrt. a ∧-37-4-5-21-5-17-5-16-5-14-4-14-4-14-2-11-2-7-2-10-2-7-2-6-1 context. - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 1155 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-2-21-2-15-4-17-3-16-3-14-3-14-3-14-2-13-2-11-2-8-2-11-2-11-2-6-2-5-2-4-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 11 xjuncts wrt. a ∧-37-4-5-21-5-17-5-16-5-14-4-14-4-14-2-11-2-7-2-10-2-7-2-6-1 context. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 1155 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-2-21-2-15-4-17-3-16-3-14-3-14-3-14-2-13-2-11-2-8-2-11-2-11-2-6-2-5-2-4-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 11 xjuncts wrt. a ∧-37-4-5-21-5-17-5-16-5-14-4-14-4-14-2-11-2-7-2-10-2-7-2-6-1 context. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 1155 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-3-2-21-2-15-4-17-3-16-3-14-3-14-3-14-2-13-2-11-2-8-2-11-2-11-2-6-2-5-2-4-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 11 xjuncts wrt. a ∧-37-4-5-21-5-17-5-16-5-14-4-14-4-14-2-11-2-7-2-10-2-7-2-6-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 230 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 811.6s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 15, EmptinessCheckTime: 210.1s, 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: 2224, 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, 4.4s SatisfiabilityAnalysisTime, 130.3s InterpolantComputationTime, 16508 NumberOfCodeBlocks, 16389 NumberOfCodeBlocksAsserted, 95 NumberOfCheckSat, 24557 ConstructedInterpolants, 0 QuantifiedInterpolants, 140002 SizeOfPredicates, 563 NumberOfNonLiveVariables, 13224 ConjunctsInSsa, 570 ConjunctsInUnsatCore, 53 InterpolantComputations, 2 PerfectInterpolantSequences, 88979/118772 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 [2024-04-05 09:31:36,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0