/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 SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -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 [2024-04-06 06:24:21,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 06:24:21,937 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 06:24:21,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 06:24:21,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 06:24:21,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 06:24:21,974 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 06:24:21,975 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 06:24:21,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 06:24:21,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 06:24:21,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 06:24:21,980 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 06:24:21,980 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 06:24:21,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 06:24:21,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 06:24:21,982 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 06:24:21,982 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 06:24:21,982 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 06:24:21,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 06:24:21,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 06:24:21,983 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 06:24:21,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 06:24:21,983 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 06:24:21,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 06:24:21,984 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 06:24:21,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 06:24:21,984 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 06:24:21,984 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 06:24:21,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 06:24:21,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 06:24:21,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 06:24:21,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 06:24:21,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 06:24:21,987 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 06:24:21,987 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 06:24:21,987 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 06:24:21,987 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 06:24:21,987 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 06:24:21,988 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 06:24:21,988 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-06 06:24:22,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 06:24:22,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 06:24:22,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 06:24:22,312 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-06 06:24:22,313 INFO L274 PluginConnector]: CDTParser initialized [2024-04-06 06:24:22,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-sorted.wvr.c [2024-04-06 06:24:23,524 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-06 06:24:23,747 INFO L384 CDTParser]: Found 1 translation units. [2024-04-06 06:24:23,748 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-sorted.wvr.c [2024-04-06 06:24:23,775 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/00f42e223/f53ece57273942c8bc3c90746a767d36/FLAGac1721f9f [2024-04-06 06:24:23,787 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/00f42e223/f53ece57273942c8bc3c90746a767d36 [2024-04-06 06:24:23,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 06:24:23,791 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-06 06:24:23,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-06 06:24:23,792 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-06 06:24:23,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-06 06:24:23,800 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 06:24:23" (1/1) ... [2024-04-06 06:24:23,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187ad080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:23, skipping insertion in model container [2024-04-06 06:24:23,801 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 06:24:23" (1/1) ... [2024-04-06 06:24:23,823 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-06 06:24:23,969 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] [2024-04-06 06:24:23,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 06:24:23,986 INFO L202 MainTranslator]: Completed pre-run [2024-04-06 06:24:24,008 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] [2024-04-06 06:24:24,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 06:24:24,033 INFO L206 MainTranslator]: Completed translation [2024-04-06 06:24:24,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24 WrapperNode [2024-04-06 06:24:24,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-06 06:24:24,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 06:24:24,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 06:24:24,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 06:24:24,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,063 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,084 INFO L138 Inliner]: procedures = 24, calls = 37, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 108 [2024-04-06 06:24:24,084 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 06:24:24,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 06:24:24,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 06:24:24,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 06:24:24,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,096 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,103 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,112 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 06:24:24,112 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 06:24:24,113 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 06:24:24,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 06:24:24,113 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (1/1) ... [2024-04-06 06:24:24,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 06:24:24,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:24,167 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) [2024-04-06 06:24:24,180 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 [2024-04-06 06:24:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-06 06:24:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-06 06:24:24,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-06 06:24:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-06 06:24:24,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-06 06:24:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-06 06:24:24,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-06 06:24:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-06 06:24:24,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-06 06:24:24,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-06 06:24:24,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-06 06:24:24,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 06:24:24,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 06:24:24,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-06 06:24:24,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-06 06:24:24,230 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 06:24:24,425 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 06:24:24,427 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 06:24:24,725 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 06:24:24,737 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 06:24:24,738 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-06 06:24:24,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 06:24:24 BoogieIcfgContainer [2024-04-06 06:24:24,739 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 06:24:24,741 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 06:24:24,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 06:24:24,745 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 06:24:24,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 06:24:23" (1/3) ... [2024-04-06 06:24:24,745 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@305400e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 06:24:24, skipping insertion in model container [2024-04-06 06:24:24,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:24:24" (2/3) ... [2024-04-06 06:24:24,746 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@305400e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 06:24:24, skipping insertion in model container [2024-04-06 06:24:24,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 06:24:24" (3/3) ... [2024-04-06 06:24:24,747 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-sorted.wvr.c [2024-04-06 06:24:24,755 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 06:24:24,765 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 06:24:24,766 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-06 06:24:24,766 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 06:24:24,863 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-06 06:24:24,908 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 06:24:24,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 06:24:24,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:24,924 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) [2024-04-06 06:24:24,926 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 [2024-04-06 06:24:24,975 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 06:24:24,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:24,987 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 06:24:24,994 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;@65547e8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-06 06:24:24,994 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-06 06:24:26,066 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)] === [2024-04-06 06:24:26,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:26,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1803027862, now seen corresponding path program 1 times [2024-04-06 06:24:26,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:26,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437198488] [2024-04-06 06:24:26,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:26,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:26,446 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-06 06:24:26,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:26,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437198488] [2024-04-06 06:24:26,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437198488] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:24:26,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 06:24:26,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-06 06:24:26,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98880437] [2024-04-06 06:24:26,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:24:26,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-06 06:24:26,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:26,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-06 06:24:26,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-06 06:24:26,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:26,479 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:26,480 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) [2024-04-06 06:24:26,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:27,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:27,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-06 06:24:27,150 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)] === [2024-04-06 06:24:27,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:27,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1499550826, now seen corresponding path program 1 times [2024-04-06 06:24:27,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:27,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304343874] [2024-04-06 06:24:27,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:27,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:27,716 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-06 06:24:27,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:27,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304343874] [2024-04-06 06:24:27,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304343874] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:24:27,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 06:24:27,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-06 06:24:27,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146954360] [2024-04-06 06:24:27,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:24:27,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-06 06:24:27,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:27,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-06 06:24:27,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-06 06:24:27,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:27,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:27,726 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) [2024-04-06 06:24:27,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:27,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:28,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:28,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-06 06:24:28,501 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)] === [2024-04-06 06:24:28,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:28,502 INFO L85 PathProgramCache]: Analyzing trace with hash -806310041, now seen corresponding path program 1 times [2024-04-06 06:24:28,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:28,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15957064] [2024-04-06 06:24:28,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:28,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-06 06:24:28,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:28,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15957064] [2024-04-06 06:24:28,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15957064] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:28,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715082973] [2024-04-06 06:24:28,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:28,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:28,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:28,930 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) [2024-04-06 06:24:28,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-06 06:24:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:29,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-06 06:24:29,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:24:29,303 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-06 06:24:29,303 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:24:29,554 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-06 06:24:29,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715082973] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:24:29,554 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:24:29,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-04-06 06:24:29,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057144819] [2024-04-06 06:24:29,555 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:24:29,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-06 06:24:29,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:29,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-06 06:24:29,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2024-04-06 06:24:29,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:29,561 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:29,561 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) [2024-04-06 06:24:29,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:29,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:29,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:30,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-06 06:24:30,520 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 [2024-04-06 06:24:30,520 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)] === [2024-04-06 06:24:30,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:30,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1617842744, now seen corresponding path program 2 times [2024-04-06 06:24:30,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:30,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347102428] [2024-04-06 06:24:30,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:30,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:24:30,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:30,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347102428] [2024-04-06 06:24:30,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347102428] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:30,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211677604] [2024-04-06 06:24:30,890 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 06:24:30,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:30,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:30,892 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) [2024-04-06 06:24:30,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-06 06:24:31,021 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 06:24:31,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:24:31,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-06 06:24:31,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:24:31,361 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:24:31,361 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:24:31,695 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:24:31,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1211677604] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:24:31,696 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:24:31,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 30 [2024-04-06 06:24:31,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882825300] [2024-04-06 06:24:31,697 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:24:31,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-06 06:24:31,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:31,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-06 06:24:31,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=698, Unknown=0, NotChecked=0, Total=870 [2024-04-06 06:24:31,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:31,700 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:31,700 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) [2024-04-06 06:24:31,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:31,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:31,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:31,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:32,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:32,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:32,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:32,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:32,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-06 06:24:32,747 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 [2024-04-06 06:24:32,747 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)] === [2024-04-06 06:24:32,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:32,748 INFO L85 PathProgramCache]: Analyzing trace with hash 2114491401, now seen corresponding path program 3 times [2024-04-06 06:24:32,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:32,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279572459] [2024-04-06 06:24:32,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:32,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:33,193 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:24:33,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:33,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279572459] [2024-04-06 06:24:33,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279572459] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:33,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048952146] [2024-04-06 06:24:33,196 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 06:24:33,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:33,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:33,197 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) [2024-04-06 06:24:33,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-06 06:24:33,390 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-06 06:24:33,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:24:33,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-06 06:24:33,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:24:33,834 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-06 06:24:33,834 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:24:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-06 06:24:34,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048952146] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:24:34,196 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:24:34,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 11] total 31 [2024-04-06 06:24:34,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645295644] [2024-04-06 06:24:34,199 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:24:34,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-04-06 06:24:34,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:34,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-04-06 06:24:34,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2024-04-06 06:24:34,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:34,204 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:34,205 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) [2024-04-06 06:24:34,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:34,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:34,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:34,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:34,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:36,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:36,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-06 06:24:36,727 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 [2024-04-06 06:24:36,727 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)] === [2024-04-06 06:24:36,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:36,728 INFO L85 PathProgramCache]: Analyzing trace with hash 149910627, now seen corresponding path program 1 times [2024-04-06 06:24:36,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:36,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240355883] [2024-04-06 06:24:36,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:36,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:37,261 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 47 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:24:37,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:37,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240355883] [2024-04-06 06:24:37,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240355883] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:37,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519020970] [2024-04-06 06:24:37,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:37,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:37,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:37,264 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) [2024-04-06 06:24:37,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-06 06:24:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:37,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-06 06:24:37,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:24:37,996 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 44 proven. 41 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-06 06:24:37,996 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:24:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 58 proven. 27 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-06 06:24:38,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [519020970] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:24:38,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:24:38,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 44 [2024-04-06 06:24:38,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489762839] [2024-04-06 06:24:38,515 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:24:38,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-04-06 06:24:38,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:38,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-04-06 06:24:38,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1624, Unknown=0, NotChecked=0, Total=1892 [2024-04-06 06:24:38,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:38,519 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:38,520 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) [2024-04-06 06:24:38,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:38,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:38,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:38,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:38,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:38,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:39,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:39,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:39,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:39,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:39,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:39,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:24:39,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-06 06:24:39,759 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 [2024-04-06 06:24:39,760 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)] === [2024-04-06 06:24:39,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:39,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1263681204, now seen corresponding path program 2 times [2024-04-06 06:24:39,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:39,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257114075] [2024-04-06 06:24:39,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:39,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:40,225 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 42 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:24:40,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:40,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257114075] [2024-04-06 06:24:40,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257114075] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:40,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120300859] [2024-04-06 06:24:40,226 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 06:24:40,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:40,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:40,227 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) [2024-04-06 06:24:40,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-06 06:24:40,369 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 06:24:40,369 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:24:40,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-06 06:24:40,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:24:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 57 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:24:40,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:24:41,515 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 82 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:24:41,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120300859] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:24:41,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:24:41,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 40 [2024-04-06 06:24:41,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914218737] [2024-04-06 06:24:41,516 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:24:41,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-04-06 06:24:41,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:41,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-04-06 06:24:41,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=1292, Unknown=0, NotChecked=0, Total=1560 [2024-04-06 06:24:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:41,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:41,519 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) [2024-04-06 06:24:41,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:41,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:41,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:41,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:41,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:41,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:24:41,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:24:42,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:24:42,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-06 06:24:42,627 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 [2024-04-06 06:24:42,627 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)] === [2024-04-06 06:24:42,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:42,628 INFO L85 PathProgramCache]: Analyzing trace with hash -424265569, now seen corresponding path program 3 times [2024-04-06 06:24:42,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:42,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581778068] [2024-04-06 06:24:42,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:42,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 117 proven. 100 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:24:43,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:43,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581778068] [2024-04-06 06:24:43,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581778068] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:43,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561464747] [2024-04-06 06:24:43,330 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 06:24:43,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:43,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:43,331 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) [2024-04-06 06:24:43,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-06 06:24:43,587 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-04-06 06:24:43,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:24:43,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-06 06:24:43,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:24:44,558 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 45 proven. 120 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-04-06 06:24:44,558 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:24:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 138 proven. 27 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-04-06 06:24:45,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [561464747] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:24:45,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:24:45,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 19] total 58 [2024-04-06 06:24:45,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533560978] [2024-04-06 06:24:45,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:24:45,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-04-06 06:24:45,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:45,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-04-06 06:24:45,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=3037, Unknown=0, NotChecked=0, Total=3306 [2024-04-06 06:24:45,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:45,497 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:45,498 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) [2024-04-06 06:24:45,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:45,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:45,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:45,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:45,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:45,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:24:45,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:24:45,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:53,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:53,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:53,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:53,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:53,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:53,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:24:53,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:24:53,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:24:53,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-06 06:24:53,627 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 [2024-04-06 06:24:53,628 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)] === [2024-04-06 06:24:53,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:53,628 INFO L85 PathProgramCache]: Analyzing trace with hash -2119408268, now seen corresponding path program 4 times [2024-04-06 06:24:53,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:53,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22275539] [2024-04-06 06:24:53,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:53,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 163 proven. 165 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-06 06:24:54,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:54,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22275539] [2024-04-06 06:24:54,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22275539] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:54,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933438068] [2024-04-06 06:24:54,568 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 06:24:54,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:54,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:54,569 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) [2024-04-06 06:24:54,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-06 06:24:54,708 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 06:24:54,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:24:54,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-06 06:24:54,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:24:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 190 proven. 125 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-04-06 06:24:55,643 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:24:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 230 proven. 85 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-04-06 06:24:56,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933438068] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:24:56,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:24:56,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 67 [2024-04-06 06:24:56,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111671170] [2024-04-06 06:24:56,640 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:24:56,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-04-06 06:24:56,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:24:56,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-04-06 06:24:56,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=568, Invalid=3854, Unknown=0, NotChecked=0, Total=4422 [2024-04-06 06:24:56,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:56,644 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:24:56,644 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) [2024-04-06 06:24:56,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:56,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:56,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:56,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:56,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:56,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:24:56,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:24:56,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:24:56,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:58,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:24:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:24:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:24:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:24:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:24:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:24:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:24:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:24:58,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:24:58,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-06 06:24:58,412 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 [2024-04-06 06:24:58,412 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)] === [2024-04-06 06:24:58,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:24:58,413 INFO L85 PathProgramCache]: Analyzing trace with hash -479629501, now seen corresponding path program 5 times [2024-04-06 06:24:58,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:24:58,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896810573] [2024-04-06 06:24:58,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:24:58,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:24:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:24:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 142 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:24:59,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:24:59,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896810573] [2024-04-06 06:24:59,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896810573] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:24:59,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527401764] [2024-04-06 06:24:59,489 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 06:24:59,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:24:59,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:24:59,490 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) [2024-04-06 06:24:59,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-06 06:24:59,822 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-06 06:24:59,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:24:59,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-06 06:24:59,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:25:01,166 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-04-06 06:25:01,166 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:25:02,524 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 93 proven. 166 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-04-06 06:25:02,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [527401764] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:25:02,525 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:25:02,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 27, 25] total 79 [2024-04-06 06:25:02,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57764459] [2024-04-06 06:25:02,525 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:25:02,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-04-06 06:25:02,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:25:02,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-04-06 06:25:02,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=5792, Unknown=0, NotChecked=0, Total=6162 [2024-04-06 06:25:02,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:02,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:25:02,531 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) [2024-04-06 06:25:02,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:02,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:02,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:02,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:02,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:02,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:02,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:02,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:02,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:02,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:25:18,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-04-06 06:25:18,516 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 [2024-04-06 06:25:18,516 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)] === [2024-04-06 06:25:18,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:25:18,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1292329847, now seen corresponding path program 6 times [2024-04-06 06:25:18,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:25:18,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981874647] [2024-04-06 06:25:18,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:25:18,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:25:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:25:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 609 proven. 361 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-04-06 06:25:19,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:25:19,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981874647] [2024-04-06 06:25:19,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981874647] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:25:19,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2010749708] [2024-04-06 06:25:19,883 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 06:25:19,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:25:19,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:25:19,884 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) [2024-04-06 06:25:19,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-06 06:25:20,513 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-04-06 06:25:20,514 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:25:20,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-06 06:25:20,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:25:21,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 586 proven. 241 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2024-04-06 06:25:21,758 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:25:23,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 652 proven. 175 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2024-04-06 06:25:23,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2010749708] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:25:23,114 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:25:23,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 91 [2024-04-06 06:25:23,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462408419] [2024-04-06 06:25:23,115 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:25:23,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2024-04-06 06:25:23,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:25:23,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2024-04-06 06:25:23,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=972, Invalid=7218, Unknown=0, NotChecked=0, Total=8190 [2024-04-06 06:25:23,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:23,122 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:25:23,122 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) [2024-04-06 06:25:23,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:23,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:23,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:23,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:23,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:23,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:23,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:23,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:23,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:23,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:25:23,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:25:25,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:25:25,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-06 06:25:25,327 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 [2024-04-06 06:25:25,328 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)] === [2024-04-06 06:25:25,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:25:25,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1617579034, now seen corresponding path program 7 times [2024-04-06 06:25:25,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:25:25,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27635773] [2024-04-06 06:25:25,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:25:25,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:25:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:25:26,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 805 proven. 305 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:25:26,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:25:26,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27635773] [2024-04-06 06:25:26,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27635773] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:25:26,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1582481723] [2024-04-06 06:25:26,638 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-06 06:25:26,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:25:26,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:25:26,639 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) [2024-04-06 06:25:26,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-06 06:25:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:25:26,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-06 06:25:26,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:25:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 663 proven. 271 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2024-04-06 06:25:28,317 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:25:29,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 702 proven. 232 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2024-04-06 06:25:29,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1582481723] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:25:29,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:25:29,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37, 37] total 103 [2024-04-06 06:25:29,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380603282] [2024-04-06 06:25:29,943 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:25:29,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2024-04-06 06:25:29,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:25:29,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2024-04-06 06:25:29,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1224, Invalid=9282, Unknown=0, NotChecked=0, Total=10506 [2024-04-06 06:25:29,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:29,950 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:25:29,951 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) [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:25:29,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:25:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:25:32,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-06 06:25:32,453 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 [2024-04-06 06:25:32,453 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)] === [2024-04-06 06:25:32,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:25:32,454 INFO L85 PathProgramCache]: Analyzing trace with hash -813704533, now seen corresponding path program 8 times [2024-04-06 06:25:32,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:25:32,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868230779] [2024-04-06 06:25:32,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:25:32,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:25:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:25:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 561 proven. 531 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-04-06 06:25:34,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:25:34,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868230779] [2024-04-06 06:25:34,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868230779] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:25:34,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040106124] [2024-04-06 06:25:34,071 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 06:25:34,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:25:34,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:25:34,077 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) [2024-04-06 06:25:34,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-06 06:25:34,266 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 06:25:34,266 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:25:34,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 40 conjunts are in the unsatisfiable core [2024-04-06 06:25:34,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:25:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 666 proven. 389 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-04-06 06:25:35,964 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:25:37,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 758 proven. 297 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-04-06 06:25:37,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040106124] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:25:37,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:25:37,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41, 41] total 115 [2024-04-06 06:25:37,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530383785] [2024-04-06 06:25:37,885 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:25:37,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2024-04-06 06:25:37,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:25:37,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2024-04-06 06:25:37,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1522, Invalid=11588, Unknown=0, NotChecked=0, Total=13110 [2024-04-06 06:25:37,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:37,894 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:25:37,894 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) [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:25:37,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:40,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:40,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:40,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:25:40,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:25:40,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-06 06:25:40,495 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 [2024-04-06 06:25:40,496 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)] === [2024-04-06 06:25:40,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:25:40,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1240090684, now seen corresponding path program 9 times [2024-04-06 06:25:40,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:25:40,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676134268] [2024-04-06 06:25:40,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:25:40,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:25:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:25:42,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 248 proven. 1001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:25:42,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:25:42,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676134268] [2024-04-06 06:25:42,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676134268] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:25:42,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555673454] [2024-04-06 06:25:42,226 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 06:25:42,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:25:42,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:25:42,228 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) [2024-04-06 06:25:42,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-06 06:25:42,886 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-04-06 06:25:42,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:25:42,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-06 06:25:42,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:25:45,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 8 proven. 871 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-04-06 06:25:45,422 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:25:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 350 proven. 529 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-04-06 06:25:48,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555673454] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:25:48,182 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:25:48,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 45, 41] total 122 [2024-04-06 06:25:48,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629365606] [2024-04-06 06:25:48,182 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:25:48,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 122 states [2024-04-06 06:25:48,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:25:48,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2024-04-06 06:25:48,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=894, Invalid=13868, Unknown=0, NotChecked=0, Total=14762 [2024-04-06 06:25:48,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:48,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:25:48,191 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) [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:25:48,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:25:48,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:25:48,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:25:48,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:25:48,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:25:48,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:26:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:26:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:26:10,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 312 states. [2024-04-06 06:26:10,445 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-06 06:26:10,638 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 [2024-04-06 06:26:10,639 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)] === [2024-04-06 06:26:10,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:26:10,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1232755385, now seen corresponding path program 10 times [2024-04-06 06:26:10,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:26:10,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610983232] [2024-04-06 06:26:10,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:26:10,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:26:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:26:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 3634 backedges. 1907 proven. 1727 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:26:17,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:26:17,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610983232] [2024-04-06 06:26:17,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610983232] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:26:17,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477534806] [2024-04-06 06:26:17,599 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 06:26:17,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:26:17,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:26:17,605 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) [2024-04-06 06:26:17,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-06 06:26:17,863 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 06:26:17,863 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:26:17,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-06 06:26:17,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:26:20,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3634 backedges. 1870 proven. 422 refuted. 0 times theorem prover too weak. 1342 trivial. 0 not checked. [2024-04-06 06:26:20,959 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:26:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3634 backedges. 1922 proven. 370 refuted. 0 times theorem prover too weak. 1342 trivial. 0 not checked. [2024-04-06 06:26:24,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477534806] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:26:24,248 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:26:24,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 45, 45] total 185 [2024-04-06 06:26:24,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961921238] [2024-04-06 06:26:24,248 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:26:24,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2024-04-06 06:26:24,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:26:24,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2024-04-06 06:26:24,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2436, Invalid=31604, Unknown=0, NotChecked=0, Total=34040 [2024-04-06 06:26:24,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:24,257 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:26:24,258 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) [2024-04-06 06:26:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:26:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:26:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:26:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:26:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:26:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:26:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:26:24,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:26:24,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:26:24,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:26:24,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:26:24,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:26:24,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 312 states. [2024-04-06 06:26:24,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:26,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:26,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:26:26,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:26:26,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:26:26,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 312 states. [2024-04-06 06:26:26,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-06 06:26:26,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-04-06 06:26:26,685 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 [2024-04-06 06:26:26,686 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)] === [2024-04-06 06:26:26,686 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:26:26,686 INFO L85 PathProgramCache]: Analyzing trace with hash 915857814, now seen corresponding path program 11 times [2024-04-06 06:26:26,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:26:26,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487149165] [2024-04-06 06:26:26,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:26:26,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:26:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:26:34,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3715 backedges. 1907 proven. 1808 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:26:34,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:26:34,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487149165] [2024-04-06 06:26:34,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487149165] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:26:34,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1571880104] [2024-04-06 06:26:34,042 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 06:26:34,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:26:34,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:26:34,043 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) [2024-04-06 06:26:34,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-06 06:26:34,844 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-04-06 06:26:34,845 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:26:34,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 1138 conjuncts, 48 conjunts are in the unsatisfiable core [2024-04-06 06:26:34,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:26:38,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3715 backedges. 3089 proven. 451 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-04-06 06:26:38,196 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:26:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3715 backedges. 3089 proven. 451 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-04-06 06:26:41,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1571880104] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:26:41,778 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:26:41,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [105, 49, 49] total 195 [2024-04-06 06:26:41,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180036348] [2024-04-06 06:26:41,778 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:26:41,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 195 states [2024-04-06 06:26:41,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:26:41,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 195 interpolants. [2024-04-06 06:26:41,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2784, Invalid=35046, Unknown=0, NotChecked=0, Total=37830 [2024-04-06 06:26:41,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:41,786 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:26:41,787 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) [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:26:41,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:26:41,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 312 states. [2024-04-06 06:26:41,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-06 06:26:41,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:44,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:26:44,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:26:44,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 312 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-06 06:26:44,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:26:44,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-06 06:26:44,346 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 [2024-04-06 06:26:44,347 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)] === [2024-04-06 06:26:44,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:26:44,347 INFO L85 PathProgramCache]: Analyzing trace with hash -523608347, now seen corresponding path program 12 times [2024-04-06 06:26:44,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:26:44,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232630725] [2024-04-06 06:26:44,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:26:44,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:26:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:26:51,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3804 backedges. 1907 proven. 1897 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:26:51,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:26:51,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232630725] [2024-04-06 06:26:51,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232630725] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:26:51,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767805693] [2024-04-06 06:26:51,573 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 06:26:51,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:26:51,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:26:51,574 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) [2024-04-06 06:26:51,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-06 06:26:52,620 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2024-04-06 06:26:52,621 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:26:52,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 78 conjunts are in the unsatisfiable core [2024-04-06 06:26:52,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:26:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3804 backedges. 103 proven. 3250 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2024-04-06 06:26:59,015 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:27:06,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3804 backedges. 0 proven. 3264 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-04-06 06:27:06,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767805693] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:27:06,858 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:27:06,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [107, 69, 65] total 237 [2024-04-06 06:27:06,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881065445] [2024-04-06 06:27:06,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:27:06,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 237 states [2024-04-06 06:27:06,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:27:06,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 237 interpolants. [2024-04-06 06:27:06,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1895, Invalid=54037, Unknown=0, NotChecked=0, Total=55932 [2024-04-06 06:27:06,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:27:06,867 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:27:06,868 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) [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:27:06,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:27:06,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:27:06,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:27:06,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:27:06,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 312 states. [2024-04-06 06:27:06,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-06 06:27:06,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:27:06,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:29:32,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:29:32,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:29:32,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:29:32,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:29:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 827 states. [2024-04-06 06:29:32,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-04-06 06:29:33,145 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 [2024-04-06 06:29:33,146 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)] === [2024-04-06 06:29:33,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:29:33,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1542365701, now seen corresponding path program 13 times [2024-04-06 06:29:33,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:29:33,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870078139] [2024-04-06 06:29:33,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:29:33,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:29:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:29:53,814 INFO L134 CoverageAnalysis]: Checked inductivity of 11238 backedges. 8153 proven. 3084 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:29:53,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:29:53,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870078139] [2024-04-06 06:29:53,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870078139] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:29:53,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354122535] [2024-04-06 06:29:53,814 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-06 06:29:53,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:29:53,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:29:53,815 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) [2024-04-06 06:29:53,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-06 06:29:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:29:54,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 1724 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-06 06:29:54,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:29:59,473 INFO L134 CoverageAnalysis]: Checked inductivity of 11238 backedges. 4847 proven. 781 refuted. 0 times theorem prover too weak. 5610 trivial. 0 not checked. [2024-04-06 06:29:59,474 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:30:05,366 INFO L134 CoverageAnalysis]: Checked inductivity of 11238 backedges. 4991 proven. 637 refuted. 0 times theorem prover too weak. 5610 trivial. 0 not checked. [2024-04-06 06:30:05,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354122535] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:30:05,366 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:30:05,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [171, 57, 57] total 277 [2024-04-06 06:30:05,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631419069] [2024-04-06 06:30:05,367 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:30:05,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 277 states [2024-04-06 06:30:05,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:30:05,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 277 interpolants. [2024-04-06 06:30:05,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5328, Invalid=71124, Unknown=0, NotChecked=0, Total=76452 [2024-04-06 06:30:05,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:30:05,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:30:05,378 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) [2024-04-06 06:30:05,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 384 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:30:05,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:30:05,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 827 states. [2024-04-06 06:30:05,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:30:09,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 827 states. [2024-04-06 06:30:09,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-06 06:30:09,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-04-06 06:30:09,832 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 [2024-04-06 06:30:09,832 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)] === [2024-04-06 06:30:09,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:30:09,833 INFO L85 PathProgramCache]: Analyzing trace with hash -960170420, now seen corresponding path program 14 times [2024-04-06 06:30:09,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:30:09,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653981087] [2024-04-06 06:30:09,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:30:09,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:30:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:30:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 11343 backedges. 8153 proven. 3189 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:30:29,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:30:29,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653981087] [2024-04-06 06:30:29,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653981087] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:30:29,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234842832] [2024-04-06 06:30:29,391 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 06:30:29,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:30:29,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:30:29,397 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) [2024-04-06 06:30:29,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-06 06:30:29,791 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 06:30:29,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:30:29,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-06 06:30:29,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:30:35,571 INFO L134 CoverageAnalysis]: Checked inductivity of 11343 backedges. 5144 proven. 820 refuted. 0 times theorem prover too weak. 5379 trivial. 0 not checked. [2024-04-06 06:30:35,572 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:30:42,113 INFO L134 CoverageAnalysis]: Checked inductivity of 11343 backedges. 5222 proven. 742 refuted. 0 times theorem prover too weak. 5379 trivial. 0 not checked. [2024-04-06 06:30:42,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234842832] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:30:42,113 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:30:42,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [173, 61, 61] total 287 [2024-04-06 06:30:42,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568100778] [2024-04-06 06:30:42,114 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:30:42,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 287 states [2024-04-06 06:30:42,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:30:42,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 287 interpolants. [2024-04-06 06:30:42,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5733, Invalid=76349, Unknown=0, NotChecked=0, Total=82082 [2024-04-06 06:30:42,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:30:42,125 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:30:42,126 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) [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:30:42,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 384 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 827 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-06 06:30:42,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:30:46,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:30:46,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:30:46,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-06 06:30:46,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 278 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 827 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-06 06:30:46,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-06 06:30:46,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-04-06 06:30:46,971 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 [2024-04-06 06:30:46,972 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)] === [2024-04-06 06:30:46,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:30:46,972 INFO L85 PathProgramCache]: Analyzing trace with hash 302493085, now seen corresponding path program 15 times [2024-04-06 06:30:46,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:30:46,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986037418] [2024-04-06 06:30:46,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:30:46,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:30:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:31:06,954 INFO L134 CoverageAnalysis]: Checked inductivity of 11456 backedges. 8153 proven. 3302 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-06 06:31:06,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:31:06,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986037418] [2024-04-06 06:31:06,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986037418] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:31:06,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098338737] [2024-04-06 06:31:06,955 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 06:31:06,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:31:06,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:31:06,956 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) [2024-04-06 06:31:06,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-06 06:31:09,985 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-04-06 06:31:09,985 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:31:10,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 1212 conjuncts, 350 conjunts are in the unsatisfiable core [2024-04-06 06:31:10,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:31:15,118 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 [2024-04-06 06:31:16,848 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 [2024-04-06 06:31:17,243 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 [2024-04-06 06:31:17,611 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 [2024-04-06 06:32:28,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:28,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-06 06:32:29,089 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-06 06:32:29,090 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... [2024-04-06 06:37:29,774 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-06 06:37:29,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-04-06 06:37:29,798 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 [2024-04-06 06:37:29,798 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 [2024-04-06 06:37:29,813 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 [2024-04-06 06:37:29,986 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 [2024-04-06 06:37:29,987 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 ∧-2-2-4-3-15-2-14-2-14-2-10-2-11-2-10-2-6-2-6-2-4-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-53-14-5-16-5-14-5-12-5-11-4-12-4-16-2-15-2-9-2-7-2-6-2-5-2-5-2-2-1 context. [2024-04-06 06:37:29,989 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-06 06:37:29,989 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-06 06:37:29,989 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-06 06:37:29,992 INFO L445 BasicCegarLoop]: Path program histogram: [15, 3, 1, 1] [2024-04-06 06:37:29,995 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-06 06:37:29,995 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-06 06:37:29,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 06:37:29 BasicIcfg [2024-04-06 06:37:29,997 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-06 06:37:29,997 INFO L158 Benchmark]: Toolchain (without parser) took 786206.34ms. Allocated memory was 232.8MB in the beginning and 3.9GB in the end (delta: 3.7GB). Free memory was 200.9MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. [2024-04-06 06:37:29,997 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 160.4MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 06:37:29,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.07ms. Allocated memory is still 232.8MB. Free memory was 200.9MB in the beginning and 188.8MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-06 06:37:29,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.45ms. Allocated memory is still 232.8MB. Free memory was 188.8MB in the beginning and 187.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-06 06:37:29,998 INFO L158 Benchmark]: Boogie Preprocessor took 26.66ms. Allocated memory is still 232.8MB. Free memory was 187.3MB in the beginning and 185.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-06 06:37:29,999 INFO L158 Benchmark]: RCFGBuilder took 626.95ms. Allocated memory is still 232.8MB. Free memory was 185.2MB in the beginning and 186.3MB in the end (delta: -1.2MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-04-06 06:37:29,999 INFO L158 Benchmark]: TraceAbstraction took 785255.49ms. Allocated memory was 232.8MB in the beginning and 3.9GB in the end (delta: 3.7GB). Free memory was 185.3MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. [2024-04-06 06:37:30,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 160.4MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 241.07ms. Allocated memory is still 232.8MB. Free memory was 200.9MB in the beginning and 188.8MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.45ms. Allocated memory is still 232.8MB. Free memory was 188.8MB in the beginning and 187.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.66ms. Allocated memory is still 232.8MB. Free memory was 187.3MB in the beginning and 185.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 626.95ms. Allocated memory is still 232.8MB. Free memory was 185.2MB in the beginning and 186.3MB in the end (delta: -1.2MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 785255.49ms. Allocated memory was 232.8MB in the beginning and 3.9GB in the end (delta: 3.7GB). Free memory was 185.3MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 2.8GB. 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: 2411, independent: 2411, independent conditional: 20, independent unconditional: 2391, 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: 2411, independent: 2411, independent conditional: 0, independent unconditional: 2411, 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: 1663483, independent conditional: 59622, independent unconditional: 1603861, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2411, unknown conditional: 20, unknown unconditional: 2391] , Statistics on independence cache: Total cache size (in pairs): 2411, Positive cache size: 2411, Positive conditional cache size: 20, Positive unconditional cache size: 2391, 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: 2411, independent: 2411, independent conditional: 20, independent unconditional: 2391, 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: 2411, independent: 2411, independent conditional: 0, independent unconditional: 2411, 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: 1663483, independent conditional: 59622, independent unconditional: 1603861, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2411, unknown conditional: 20, unknown unconditional: 2391] , Statistics on independence cache: Total cache size (in pairs): 2411, Positive cache size: 2411, Positive conditional cache size: 20, Positive unconditional cache size: 2391, 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 ∧-2-2-4-3-15-2-14-2-14-2-10-2-11-2-10-2-6-2-6-2-4-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-53-14-5-16-5-14-5-12-5-11-4-12-4-16-2-15-2-9-2-7-2-6-2-5-2-5-2-2-1 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 ∧-2-2-4-3-15-2-14-2-14-2-10-2-11-2-10-2-6-2-6-2-4-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-53-14-5-16-5-14-5-12-5-11-4-12-4-16-2-15-2-9-2-7-2-6-2-5-2-5-2-2-1 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 ∧-2-2-4-3-15-2-14-2-14-2-10-2-11-2-10-2-6-2-6-2-4-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-53-14-5-16-5-14-5-12-5-11-4-12-4-16-2-15-2-9-2-7-2-6-2-5-2-5-2-2-1 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 ∧-2-2-4-3-15-2-14-2-14-2-10-2-11-2-10-2-6-2-6-2-4-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-53-14-5-16-5-14-5-12-5-11-4-12-4-16-2-15-2-9-2-7-2-6-2-5-2-5-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 230 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 785.0s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 15, EmptinessCheckTime: 222.1s, 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: 0.8s SsaConstructionTime, 5.3s SatisfiabilityAnalysisTime, 148.5s 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