This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-16 10:31:16,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-16 10:31:16,858 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-16 10:31:16,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-16 10:31:16,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-16 10:31:16,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-16 10:31:16,885 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-16 10:31:16,885 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-16 10:31:16,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-16 10:31:16,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-16 10:31:16,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-16 10:31:16,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-16 10:31:16,887 INFO L153 SettingsManager]: * Use SBE=true [2024-10-16 10:31:16,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-16 10:31:16,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-16 10:31:16,887 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-16 10:31:16,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-16 10:31:16,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-16 10:31:16,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-16 10:31:16,888 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-16 10:31:16,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-16 10:31:16,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-16 10:31:16,889 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-16 10:31:16,889 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-16 10:31:16,889 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-16 10:31:16,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-16 10:31:16,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-16 10:31:16,890 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-16 10:31:16,890 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-16 10:31:16,891 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-16 10:31:16,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-16 10:31:16,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-16 10:31:16,891 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-16 10:31:16,891 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-16 10:31:16,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-16 10:31:16,892 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-16 10:31:16,892 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-16 10:31:16,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-16 10:31:16,892 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-16 10:31:16,893 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-16 10:31:16,893 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-16 10:31:16,893 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.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d 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 -> COUNTEREXAMPLE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: TraceCheck mode for conditional commutativity -> GENERATOR_WITH_CONTEXT [2024-10-16 10:31:17,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-16 10:31:17,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-16 10:31:17,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-16 10:31:17,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-16 10:31:17,188 INFO L274 PluginConnector]: CDTParser initialized [2024-10-16 10:31:17,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/array-eq-symm.wvr.c [2024-10-16 10:31:18,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-16 10:31:18,589 INFO L384 CDTParser]: Found 1 translation units. [2024-10-16 10:31:18,590 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/array-eq-symm.wvr.c [2024-10-16 10:31:18,596 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d1664f645/278daa30ce4143679769cfd9f91c4fdd/FLAG88ecd5662 [2024-10-16 10:31:18,607 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d1664f645/278daa30ce4143679769cfd9f91c4fdd [2024-10-16 10:31:18,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-16 10:31:18,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-16 10:31:18,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-16 10:31:18,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-16 10:31:18,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-16 10:31:18,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5786da10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18, skipping insertion in model container [2024-10-16 10:31:18,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,655 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-16 10:31:18,813 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/array-eq-symm.wvr.c[2277,2290] [2024-10-16 10:31:18,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-16 10:31:18,828 INFO L200 MainTranslator]: Completed pre-run [2024-10-16 10:31:18,843 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/array-eq-symm.wvr.c[2277,2290] [2024-10-16 10:31:18,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-16 10:31:18,865 INFO L204 MainTranslator]: Completed translation [2024-10-16 10:31:18,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18 WrapperNode [2024-10-16 10:31:18,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-16 10:31:18,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-16 10:31:18,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-16 10:31:18,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-16 10:31:18,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,880 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,899 INFO L138 Inliner]: procedures = 22, calls = 19, calls flagged for inlining = 7, calls inlined = 9, statements flattened = 105 [2024-10-16 10:31:18,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-16 10:31:18,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-16 10:31:18,901 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-16 10:31:18,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-16 10:31:18,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-16 10:31:18,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-16 10:31:18,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-16 10:31:18,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-16 10:31:18,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (1/1) ... [2024-10-16 10:31:18,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-16 10:31:18,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:18,956 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) [2024-10-16 10:31:18,959 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 [2024-10-16 10:31:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-16 10:31:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-16 10:31:18,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-16 10:31:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-16 10:31:18,993 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-16 10:31:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-16 10:31:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-16 10:31:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-16 10:31:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-16 10:31:18,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-16 10:31:18,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-16 10:31:18,996 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-16 10:31:19,081 INFO L238 CfgBuilder]: Building ICFG [2024-10-16 10:31:19,083 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-16 10:31:19,275 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-16 10:31:19,275 INFO L287 CfgBuilder]: Performing block encoding [2024-10-16 10:31:19,476 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-16 10:31:19,482 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-16 10:31:19,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:31:19 BoogieIcfgContainer [2024-10-16 10:31:19,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-16 10:31:19,485 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-16 10:31:19,485 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-16 10:31:19,492 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-16 10:31:19,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 10:31:18" (1/3) ... [2024-10-16 10:31:19,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c6c966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:31:19, skipping insertion in model container [2024-10-16 10:31:19,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:31:18" (2/3) ... [2024-10-16 10:31:19,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c6c966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:31:19, skipping insertion in model container [2024-10-16 10:31:19,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:31:19" (3/3) ... [2024-10-16 10:31:19,498 INFO L112 eAbstractionObserver]: Analyzing ICFG array-eq-symm.wvr.c [2024-10-16 10:31:19,535 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-16 10:31:19,535 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-16 10:31:19,535 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-16 10:31:19,576 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-16 10:31:19,615 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-16 10:31:19,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-16 10:31:19,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:19,621 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) [2024-10-16 10:31:19,623 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 [2024-10-16 10:31:19,695 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-16 10:31:19,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:19,709 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-16 10:31:19,714 INFO L333 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, 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;@28109ffd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR_WITH_CONTEXT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-16 10:31:19,714 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-16 10:31:19,932 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:19,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:19,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1534834592, now seen corresponding path program 1 times [2024-10-16 10:31:19,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:19,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184288478] [2024-10-16 10:31:19,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:19,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:31:20,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:20,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184288478] [2024-10-16 10:31:20,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184288478] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 10:31:20,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 10:31:20,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-16 10:31:20,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601420174] [2024-10-16 10:31:20,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 10:31:20,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-16 10:31:20,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:20,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-16 10:31:20,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-16 10:31:20,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:20,427 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:20,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:20,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:20,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:20,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-16 10:31:20,503 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:20,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:20,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1630762460, now seen corresponding path program 1 times [2024-10-16 10:31:20,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:20,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660037465] [2024-10-16 10:31:20,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:20,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:20,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-16 10:31:20,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:20,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660037465] [2024-10-16 10:31:20,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660037465] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 10:31:20,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-16 10:31:20,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-16 10:31:20,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472099455] [2024-10-16 10:31:20,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 10:31:20,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-16 10:31:20,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:20,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-16 10:31:20,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-16 10:31:20,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:20,649 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:20,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:20,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:20,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:20,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:20,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:20,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-16 10:31:20,737 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:20,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:20,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1212241298, now seen corresponding path program 1 times [2024-10-16 10:31:20,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:20,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187123594] [2024-10-16 10:31:20,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:20,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:31:20,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:20,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187123594] [2024-10-16 10:31:20,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187123594] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:20,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288736567] [2024-10-16 10:31:20,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:20,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:20,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:20,918 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) [2024-10-16 10:31:20,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-16 10:31:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:21,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-16 10:31:21,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:21,115 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:31:21,115 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:31:21,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288736567] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:21,197 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:21,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 14 [2024-10-16 10:31:21,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211302149] [2024-10-16 10:31:21,198 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:21,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-16 10:31:21,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:21,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-16 10:31:21,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-10-16 10:31:21,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:21,201 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:21,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 14 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:21,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:21,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:21,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:21,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:21,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:21,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:21,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-16 10:31:21,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-10-16 10:31:21,531 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:21,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:21,532 INFO L85 PathProgramCache]: Analyzing trace with hash -2920930, now seen corresponding path program 2 times [2024-10-16 10:31:21,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:21,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671215918] [2024-10-16 10:31:21,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:21,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:21,661 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-16 10:31:21,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:21,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671215918] [2024-10-16 10:31:21,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671215918] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:21,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058658722] [2024-10-16 10:31:21,662 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-16 10:31:21,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:21,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:21,666 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) [2024-10-16 10:31:21,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-16 10:31:21,757 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-16 10:31:21,758 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:21,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-16 10:31:21,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:21,847 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-16 10:31:21,847 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-16 10:31:21,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058658722] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:21,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:21,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 3] total 6 [2024-10-16 10:31:21,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450258662] [2024-10-16 10:31:21,885 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:21,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-16 10:31:21,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:21,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-16 10:31:21,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-16 10:31:21,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:21,887 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:21,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:21,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:21,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:21,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:21,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:21,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:21,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:21,979 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-16 10:31:22,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:22,170 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:22,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:22,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1125004476, now seen corresponding path program 3 times [2024-10-16 10:31:22,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:22,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884267577] [2024-10-16 10:31:22,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:22,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:22,300 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-16 10:31:22,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:22,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884267577] [2024-10-16 10:31:22,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884267577] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:22,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809196433] [2024-10-16 10:31:22,301 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-16 10:31:22,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:22,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:22,303 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) [2024-10-16 10:31:22,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-16 10:31:22,372 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-16 10:31:22,372 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:22,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-16 10:31:22,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:22,504 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-16 10:31:22,504 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:22,643 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-16 10:31:22,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809196433] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:22,644 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:22,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 21 [2024-10-16 10:31:22,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078887409] [2024-10-16 10:31:22,644 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:22,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-10-16 10:31:22,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:22,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-10-16 10:31:22,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2024-10-16 10:31:22,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:22,646 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:22,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.8636363636363638) internal successors, (85), 21 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:22,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:22,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:22,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:22,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:22,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:22,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:22,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:22,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:22,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:22,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:22,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-16 10:31:23,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:23,020 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:23,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:23,021 INFO L85 PathProgramCache]: Analyzing trace with hash -721792316, now seen corresponding path program 4 times [2024-10-16 10:31:23,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:23,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081597077] [2024-10-16 10:31:23,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:23,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-16 10:31:23,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:23,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081597077] [2024-10-16 10:31:23,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081597077] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:23,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [244608341] [2024-10-16 10:31:23,172 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-16 10:31:23,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:23,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:23,174 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) [2024-10-16 10:31:23,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-16 10:31:23,244 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-16 10:31:23,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:23,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-16 10:31:23,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:23,370 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-10-16 10:31:23,370 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:23,481 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-10-16 10:31:23,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [244608341] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:23,482 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:23,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 24 [2024-10-16 10:31:23,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324925003] [2024-10-16 10:31:23,482 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:23,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-16 10:31:23,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:23,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-16 10:31:23,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=467, Unknown=0, NotChecked=0, Total=600 [2024-10-16 10:31:23,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:23,484 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:23,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.4) internal successors, (85), 24 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:23,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:23,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:23,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:23,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:23,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:23,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:23,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:23,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:23,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:23,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-16 10:31:23,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-16 10:31:23,891 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:23,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:23,895 INFO L85 PathProgramCache]: Analyzing trace with hash 419738692, now seen corresponding path program 5 times [2024-10-16 10:31:23,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:23,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871605436] [2024-10-16 10:31:23,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:23,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-16 10:31:24,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:24,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871605436] [2024-10-16 10:31:24,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871605436] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:24,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [742118815] [2024-10-16 10:31:24,540 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-16 10:31:24,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:24,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:24,543 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) [2024-10-16 10:31:24,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-16 10:31:24,667 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2024-10-16 10:31:24,667 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:24,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-10-16 10:31:24,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:24,894 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-10-16 10:31:24,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 20 [2024-10-16 10:31:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-16 10:31:24,908 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:24,997 INFO L349 Elim1Store]: treesize reduction 28, result has 63.6 percent of original size [2024-10-16 10:31:24,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 56 [2024-10-16 10:31:25,070 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-10-16 10:31:25,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [742118815] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:25,071 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:25,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 6] total 25 [2024-10-16 10:31:25,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845149056] [2024-10-16 10:31:25,072 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:25,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-10-16 10:31:25,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:25,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-10-16 10:31:25,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=562, Unknown=0, NotChecked=0, Total=650 [2024-10-16 10:31:25,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:25,074 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:25,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.0384615384615383) internal successors, (79), 25 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:25,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:25,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:25,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:25,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:25,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:25,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:25,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:25,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:25,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:25,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:25,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:25,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:25,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:25,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:25,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-16 10:31:25,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:25,764 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:25,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:25,766 INFO L85 PathProgramCache]: Analyzing trace with hash -81501207, now seen corresponding path program 1 times [2024-10-16 10:31:25,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:25,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954003263] [2024-10-16 10:31:25,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:25,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:25,982 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-10-16 10:31:25,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:25,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954003263] [2024-10-16 10:31:25,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954003263] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:25,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611058070] [2024-10-16 10:31:25,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:25,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:25,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:25,986 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) [2024-10-16 10:31:25,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-16 10:31:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:26,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-16 10:31:26,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-10-16 10:31:26,274 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-10-16 10:31:26,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611058070] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:26,455 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:26,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 32 [2024-10-16 10:31:26,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578649997] [2024-10-16 10:31:26,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:26,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-16 10:31:26,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:26,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-16 10:31:26,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=851, Unknown=0, NotChecked=0, Total=1056 [2024-10-16 10:31:26,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:26,457 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:26,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 3.0606060606060606) internal successors, (101), 32 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:26,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:26,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:26,760 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-16 10:31:26,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-10-16 10:31:26,948 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:26,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:26,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1107320985, now seen corresponding path program 2 times [2024-10-16 10:31:26,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:26,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911043161] [2024-10-16 10:31:26,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:26,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:27,376 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 24 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-16 10:31:27,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:27,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911043161] [2024-10-16 10:31:27,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911043161] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:27,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901295643] [2024-10-16 10:31:27,378 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-16 10:31:27,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:27,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:27,380 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) [2024-10-16 10:31:27,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-16 10:31:27,461 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-16 10:31:27,462 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:27,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-16 10:31:27,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 32 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-16 10:31:27,840 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:28,193 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 42 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-16 10:31:28,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1901295643] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:28,193 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:28,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 16] total 44 [2024-10-16 10:31:28,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466113684] [2024-10-16 10:31:28,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:28,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-16 10:31:28,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:28,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-16 10:31:28,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=420, Invalid=1560, Unknown=0, NotChecked=0, Total=1980 [2024-10-16 10:31:28,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:28,197 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:28,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 2.1555555555555554) internal successors, (97), 44 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:28,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:28,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:28,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:28,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-16 10:31:28,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:28,818 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:28,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:28,819 INFO L85 PathProgramCache]: Analyzing trace with hash -931988591, now seen corresponding path program 3 times [2024-10-16 10:31:28,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:28,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892748731] [2024-10-16 10:31:28,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:28,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 47 proven. 35 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-16 10:31:29,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:29,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892748731] [2024-10-16 10:31:29,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892748731] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:29,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1035872079] [2024-10-16 10:31:29,154 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-16 10:31:29,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:29,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:29,157 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) [2024-10-16 10:31:29,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-16 10:31:29,347 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-10-16 10:31:29,347 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:29,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-16 10:31:29,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:29,592 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-16 10:31:29,592 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-16 10:31:29,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1035872079] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:29,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:29,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 41 [2024-10-16 10:31:29,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695764448] [2024-10-16 10:31:29,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:29,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-10-16 10:31:29,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:29,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-10-16 10:31:29,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=1388, Unknown=0, NotChecked=0, Total=1722 [2024-10-16 10:31:29,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:29,871 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:29,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 3.0476190476190474) internal successors, (128), 41 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:29,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:30,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:30,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:30,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:30,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-16 10:31:30,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-16 10:31:30,510 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:30,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:30,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1124966437, now seen corresponding path program 4 times [2024-10-16 10:31:30,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:30,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261476231] [2024-10-16 10:31:30,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:30,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:30,774 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 47 proven. 41 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-10-16 10:31:30,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:30,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261476231] [2024-10-16 10:31:30,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261476231] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:30,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7570528] [2024-10-16 10:31:30,775 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-16 10:31:30,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:30,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:30,776 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) [2024-10-16 10:31:30,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-16 10:31:30,874 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-16 10:31:30,875 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:30,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-16 10:31:30,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:31,113 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 10 proven. 57 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-16 10:31:31,114 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:31,255 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-10-16 10:31:31,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [7570528] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:31,255 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:31,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 7] total 36 [2024-10-16 10:31:31,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023745207] [2024-10-16 10:31:31,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:31,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-10-16 10:31:31,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:31,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-10-16 10:31:31,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1157, Unknown=0, NotChecked=0, Total=1332 [2024-10-16 10:31:31,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:31,257 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:31,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.945945945945946) internal successors, (109), 36 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:31,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:31,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:31,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:31,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:31,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:31,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:31,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:31,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:31,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:31,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:31,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:32,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:32,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:32,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:32,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:32,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-16 10:31:32,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-16 10:31:32,554 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:32,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:32,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1754380612, now seen corresponding path program 6 times [2024-10-16 10:31:32,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:32,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898158740] [2024-10-16 10:31:32,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:32,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:33,022 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 115 proven. 45 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-10-16 10:31:33,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:33,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898158740] [2024-10-16 10:31:33,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898158740] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:33,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [452989639] [2024-10-16 10:31:33,023 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-16 10:31:33,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:33,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:33,025 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) [2024-10-16 10:31:33,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-16 10:31:33,509 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-10-16 10:31:33,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:33,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-16 10:31:33,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:34,031 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 132 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-10-16 10:31:34,032 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:34,465 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 132 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-10-16 10:31:34,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [452989639] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:34,465 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:34,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 20, 20] total 57 [2024-10-16 10:31:34,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786945010] [2024-10-16 10:31:34,466 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:34,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-10-16 10:31:34,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:34,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-10-16 10:31:34,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=659, Invalid=2647, Unknown=0, NotChecked=0, Total=3306 [2024-10-16 10:31:34,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:34,471 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:34,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 2.7413793103448274) internal successors, (159), 57 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:34,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:34,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:34,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:34,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:34,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:34,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:34,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:34,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:34,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:34,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:34,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:34,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:34,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-16 10:31:35,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:35,057 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:35,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:35,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1503404428, now seen corresponding path program 7 times [2024-10-16 10:31:35,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:35,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364189428] [2024-10-16 10:31:35,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:35,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:35,457 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 115 proven. 53 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-16 10:31:35,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:35,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364189428] [2024-10-16 10:31:35,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364189428] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:35,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823525348] [2024-10-16 10:31:35,458 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-16 10:31:35,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:35,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:35,462 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) [2024-10-16 10:31:35,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-16 10:31:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:35,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-16 10:31:35,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:36,008 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 131 proven. 36 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-10-16 10:31:36,009 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:36,328 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 131 proven. 36 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-10-16 10:31:36,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1823525348] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:36,329 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:36,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 48 [2024-10-16 10:31:36,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015532453] [2024-10-16 10:31:36,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:36,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-10-16 10:31:36,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:36,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-10-16 10:31:36,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=610, Invalid=1742, Unknown=0, NotChecked=0, Total=2352 [2024-10-16 10:31:36,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:36,331 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:36,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 2.673469387755102) internal successors, (131), 48 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:36,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:36,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:36,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:36,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:36,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:36,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:36,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:36,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:36,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:36,660 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-16 10:31:36,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-16 10:31:36,849 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:36,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:36,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1960842160, now seen corresponding path program 8 times [2024-10-16 10:31:36,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:36,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061470630] [2024-10-16 10:31:36,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:36,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:37,291 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 115 proven. 62 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-16 10:31:37,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:37,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061470630] [2024-10-16 10:31:37,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061470630] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:37,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1539403848] [2024-10-16 10:31:37,292 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-16 10:31:37,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:37,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:37,294 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) [2024-10-16 10:31:37,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-16 10:31:37,450 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-16 10:31:37,451 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:37,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-10-16 10:31:37,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:37,926 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 132 proven. 45 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-16 10:31:37,926 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:38,256 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 132 proven. 45 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-16 10:31:38,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1539403848] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:38,256 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:38,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 52 [2024-10-16 10:31:38,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916038624] [2024-10-16 10:31:38,257 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:38,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-10-16 10:31:38,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:38,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-10-16 10:31:38,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=715, Invalid=2041, Unknown=0, NotChecked=0, Total=2756 [2024-10-16 10:31:38,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:38,259 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:38,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 2.509433962264151) internal successors, (133), 52 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:38,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:38,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:38,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:38,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:38,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:38,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:38,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:38,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:38,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:38,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:38,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:38,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:38,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-10-16 10:31:38,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-16 10:31:38,895 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:38,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:38,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1978303988, now seen corresponding path program 9 times [2024-10-16 10:31:38,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:38,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519289148] [2024-10-16 10:31:38,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:38,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:39,918 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 47 proven. 83 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-10-16 10:31:39,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:39,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519289148] [2024-10-16 10:31:39,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519289148] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:39,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [510751765] [2024-10-16 10:31:39,919 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-16 10:31:39,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:39,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:39,921 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) [2024-10-16 10:31:39,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-16 10:31:41,314 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-10-16 10:31:41,314 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:41,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 82 conjuncts are in the unsatisfiable core [2024-10-16 10:31:41,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:41,574 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 [2024-10-16 10:31:41,611 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 19 treesize of output 1 [2024-10-16 10:31:42,165 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-10-16 10:31:42,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 10 [2024-10-16 10:31:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 42 proven. 158 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-10-16 10:31:42,190 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:43,099 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-16 10:31:43,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 707 treesize of output 685 [2024-10-16 10:31:43,244 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-10-16 10:31:43,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 53 [2024-10-16 10:31:43,299 INFO L349 Elim1Store]: treesize reduction 13, result has 80.0 percent of original size [2024-10-16 10:31:43,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 878 treesize of output 775 [2024-10-16 10:31:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 42 proven. 103 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-10-16 10:31:44,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [510751765] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:44,497 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:44,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 31, 20] total 62 [2024-10-16 10:31:44,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811317051] [2024-10-16 10:31:44,498 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:44,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-10-16 10:31:44,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:44,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-10-16 10:31:44,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=564, Invalid=3342, Unknown=0, NotChecked=0, Total=3906 [2024-10-16 10:31:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:44,504 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:44,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 2.015873015873016) internal successors, (127), 62 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:44,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:44,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:44,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:44,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:46,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:46,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:46,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:46,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:46,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:46,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:31:46,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-10-16 10:31:47,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-16 10:31:47,014 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:47,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:47,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1597659003, now seen corresponding path program 1 times [2024-10-16 10:31:47,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:47,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352270680] [2024-10-16 10:31:47,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:47,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 140 proven. 74 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-16 10:31:47,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:47,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352270680] [2024-10-16 10:31:47,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352270680] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:47,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574966997] [2024-10-16 10:31:47,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:47,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:47,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:47,480 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) [2024-10-16 10:31:47,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-16 10:31:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:47,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-10-16 10:31:47,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 159 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-16 10:31:48,177 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:48,801 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 159 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-16 10:31:48,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574966997] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:48,802 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:48,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 24, 24] total 68 [2024-10-16 10:31:48,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471431929] [2024-10-16 10:31:48,802 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:48,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-10-16 10:31:48,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:48,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-10-16 10:31:48,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=863, Invalid=3829, Unknown=0, NotChecked=0, Total=4692 [2024-10-16 10:31:48,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:48,806 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:48,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 2.536231884057971) internal successors, (175), 68 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:31:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:48,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:31:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:49,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:49,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:49,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:31:49,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:31:49,455 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-10-16 10:31:49,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-16 10:31:49,641 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:49,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:49,642 INFO L85 PathProgramCache]: Analyzing trace with hash 490633259, now seen corresponding path program 2 times [2024-10-16 10:31:49,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:49,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946795858] [2024-10-16 10:31:49,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:49,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 138 proven. 147 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-16 10:31:50,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:50,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946795858] [2024-10-16 10:31:50,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946795858] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:50,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495492443] [2024-10-16 10:31:50,509 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-16 10:31:50,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:50,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:50,511 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) [2024-10-16 10:31:50,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-16 10:31:50,648 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-16 10:31:50,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:31:50,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-16 10:31:50,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:51,158 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 14 proven. 145 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-10-16 10:31:51,158 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:51,357 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 14 proven. 40 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-10-16 10:31:51,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495492443] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:51,357 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:51,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 20, 6] total 57 [2024-10-16 10:31:51,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056793785] [2024-10-16 10:31:51,358 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:51,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-10-16 10:31:51,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:51,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-10-16 10:31:51,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=315, Invalid=2991, Unknown=0, NotChecked=0, Total=3306 [2024-10-16 10:31:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:51,360 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:51,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 2.4310344827586206) internal successors, (141), 57 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) [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-16 10:31:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:31:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:31:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:31:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-10-16 10:31:53,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-10-16 10:31:53,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-16 10:31:53,985 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:53,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:53,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1432286774, now seen corresponding path program 1 times [2024-10-16 10:31:53,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:53,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433840245] [2024-10-16 10:31:53,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:53,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:54,880 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 117 proven. 195 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:31:54,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:31:54,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433840245] [2024-10-16 10:31:54,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433840245] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:31:54,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980576314] [2024-10-16 10:31:54,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:54,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:31:54,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:31:54,882 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) [2024-10-16 10:31:54,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-16 10:31:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:31:55,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-10-16 10:31:55,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:31:56,213 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 110 proven. 203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 10:31:56,214 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:31:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 132 proven. 181 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 10:31:57,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980576314] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:31:57,631 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:31:57,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 103 [2024-10-16 10:31:57,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203701943] [2024-10-16 10:31:57,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:31:57,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 104 states [2024-10-16 10:31:57,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:31:57,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2024-10-16 10:31:57,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1092, Invalid=9620, Unknown=0, NotChecked=0, Total=10712 [2024-10-16 10:31:57,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:57,635 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:31:57,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 104 states, 104 states have (on average 2.144230769230769) internal successors, (223), 103 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) [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:57,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:31:57,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:57,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:57,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:57,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:31:57,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:31:57,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-10-16 10:31:57,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:31:59,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:31:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:31:59,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:31:59,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:31:59,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:31:59,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:31:59,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:31:59,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-10-16 10:31:59,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-16 10:31:59,812 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:31:59,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:31:59,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1156310804, now seen corresponding path program 2 times [2024-10-16 10:31:59,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:31:59,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813747934] [2024-10-16 10:31:59,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:31:59,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:31:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:32:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 292 proven. 91 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-10-16 10:32:00,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:32:00,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813747934] [2024-10-16 10:32:00,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813747934] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:32:00,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185280149] [2024-10-16 10:32:00,386 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-16 10:32:00,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:00,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:32:00,387 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) [2024-10-16 10:32:00,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-16 10:32:00,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-16 10:32:00,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:32:00,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-16 10:32:00,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:32:01,183 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 311 proven. 66 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-10-16 10:32:01,184 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:32:01,942 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 311 proven. 66 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-10-16 10:32:01,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [185280149] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:32:01,943 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:32:01,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26, 26] total 76 [2024-10-16 10:32:01,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419490833] [2024-10-16 10:32:01,943 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:32:01,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2024-10-16 10:32:01,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:32:01,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2024-10-16 10:32:01,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1040, Invalid=4812, Unknown=0, NotChecked=0, Total=5852 [2024-10-16 10:32:01,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:01,946 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:32:01,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 2.7532467532467533) internal successors, (212), 76 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:32:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:01,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:01,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:01,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:01,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:01,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:02,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:02,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:02,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:02,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:02,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:02,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:02,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:02,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-10-16 10:32:02,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:02,797 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:32:02,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:32:02,798 INFO L85 PathProgramCache]: Analyzing trace with hash 479713436, now seen corresponding path program 3 times [2024-10-16 10:32:02,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:32:02,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599536541] [2024-10-16 10:32:02,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:32:02,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:32:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:32:03,465 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 292 proven. 103 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-10-16 10:32:03,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:32:03,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599536541] [2024-10-16 10:32:03,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599536541] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:32:03,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600567886] [2024-10-16 10:32:03,466 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-16 10:32:03,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:03,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:32:03,468 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) [2024-10-16 10:32:03,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-10-16 10:32:03,687 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-10-16 10:32:03,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:32:03,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-16 10:32:03,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:32:03,956 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2024-10-16 10:32:03,956 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-16 10:32:03,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600567886] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 10:32:03,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-16 10:32:03,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [28] total 35 [2024-10-16 10:32:03,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915503447] [2024-10-16 10:32:03,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 10:32:03,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-16 10:32:03,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:32:03,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-16 10:32:03,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=960, Unknown=0, NotChecked=0, Total=1190 [2024-10-16 10:32:03,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:03,959 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:32:03,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:03,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:04,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:04,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-10-16 10:32:04,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:04,280 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:32:04,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:32:04,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1615365811, now seen corresponding path program 3 times [2024-10-16 10:32:04,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:32:04,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131623157] [2024-10-16 10:32:04,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:32:04,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:32:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:32:04,848 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 278 proven. 103 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-10-16 10:32:04,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:32:04,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131623157] [2024-10-16 10:32:04,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131623157] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:32:04,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292452236] [2024-10-16 10:32:04,849 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-16 10:32:04,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:04,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:32:04,854 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-16 10:32:04,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-10-16 10:32:05,891 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-10-16 10:32:05,892 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:32:05,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-16 10:32:05,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:32:06,630 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 303 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-10-16 10:32:06,630 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:32:07,144 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 303 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-10-16 10:32:07,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292452236] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:32:07,144 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:32:07,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 28] total 70 [2024-10-16 10:32:07,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300389821] [2024-10-16 10:32:07,145 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:32:07,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-10-16 10:32:07,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:32:07,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-10-16 10:32:07,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1300, Invalid=3670, Unknown=0, NotChecked=0, Total=4970 [2024-10-16 10:32:07,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:07,151 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:32:07,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 2.5774647887323945) internal successors, (183), 70 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:07,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:07,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:07,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:07,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:07,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:07,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:07,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:07,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:07,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:07,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-10-16 10:32:07,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-10-16 10:32:07,821 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:32:07,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:32:07,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1100193331, now seen corresponding path program 4 times [2024-10-16 10:32:07,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:32:07,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430060227] [2024-10-16 10:32:07,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:32:07,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:32:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:32:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 278 proven. 103 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-10-16 10:32:08,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:32:08,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430060227] [2024-10-16 10:32:08,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430060227] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:32:08,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [357959100] [2024-10-16 10:32:08,531 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-16 10:32:08,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:08,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:32:08,533 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-16 10:32:08,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-10-16 10:32:08,735 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-16 10:32:08,735 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:32:08,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-10-16 10:32:08,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:32:09,244 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 14 proven. 289 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-10-16 10:32:09,245 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:32:09,396 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 14 proven. 36 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-10-16 10:32:09,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [357959100] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:32:09,396 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:32:09,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28, 6] total 59 [2024-10-16 10:32:09,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254575102] [2024-10-16 10:32:09,397 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:32:09,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-10-16 10:32:09,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:32:09,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-10-16 10:32:09,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=394, Invalid=3146, Unknown=0, NotChecked=0, Total=3540 [2024-10-16 10:32:09,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:09,399 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:32:09,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 2.6666666666666665) internal successors, (160), 59 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:09,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:09,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:09,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:09,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:09,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:09,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:09,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:11,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-10-16 10:32:11,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-10-16 10:32:11,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:11,360 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:32:11,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:32:11,361 INFO L85 PathProgramCache]: Analyzing trace with hash -486235262, now seen corresponding path program 4 times [2024-10-16 10:32:11,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:32:11,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84301149] [2024-10-16 10:32:11,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:32:11,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:32:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:32:12,058 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 315 proven. 141 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-10-16 10:32:12,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:32:12,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84301149] [2024-10-16 10:32:12,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84301149] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:32:12,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432331402] [2024-10-16 10:32:12,059 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-16 10:32:12,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:12,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:32:12,060 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-16 10:32:12,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-10-16 10:32:12,214 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-16 10:32:12,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:32:12,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-16 10:32:12,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:32:12,362 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2024-10-16 10:32:12,363 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-16 10:32:12,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432331402] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-16 10:32:12,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-16 10:32:12,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [30] total 37 [2024-10-16 10:32:12,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287052237] [2024-10-16 10:32:12,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 10:32:12,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-16 10:32:12,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:32:12,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-16 10:32:12,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=1070, Unknown=0, NotChecked=0, Total=1332 [2024-10-16 10:32:12,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:12,364 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:32:12,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:32:12,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:12,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:12,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-10-16 10:32:12,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:12,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:12,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:12,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:12,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-10-16 10:32:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:12,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-10-16 10:32:12,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-10-16 10:32:12,886 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:32:12,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:32:12,888 INFO L85 PathProgramCache]: Analyzing trace with hash -427897569, now seen corresponding path program 5 times [2024-10-16 10:32:12,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:32:12,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848609481] [2024-10-16 10:32:12,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:32:12,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:32:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:32:13,458 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 301 proven. 116 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-10-16 10:32:13,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:32:13,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848609481] [2024-10-16 10:32:13,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848609481] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:32:13,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [963064857] [2024-10-16 10:32:13,459 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-16 10:32:13,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:13,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:32:13,460 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-16 10:32:13,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-10-16 10:32:28,060 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2024-10-16 10:32:28,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:32:28,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-10-16 10:32:28,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:32:28,729 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 326 proven. 91 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-10-16 10:32:28,729 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:32:29,130 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 326 proven. 91 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-10-16 10:32:29,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [963064857] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:32:29,131 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:32:29,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 30] total 74 [2024-10-16 10:32:29,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389880637] [2024-10-16 10:32:29,131 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:32:29,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2024-10-16 10:32:29,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:32:29,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2024-10-16 10:32:29,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1398, Invalid=4152, Unknown=0, NotChecked=0, Total=5550 [2024-10-16 10:32:29,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:29,134 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:32:29,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 2.4133333333333336) internal successors, (181), 74 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:32:29,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:29,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:29,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:29,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:29,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:29,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:29,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:29,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-10-16 10:32:29,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:29,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:29,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:29,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-16 10:32:29,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-10-16 10:32:29,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-10-16 10:32:29,885 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:32:29,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:32:29,886 INFO L85 PathProgramCache]: Analyzing trace with hash 967191083, now seen corresponding path program 6 times [2024-10-16 10:32:29,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:32:29,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667007097] [2024-10-16 10:32:29,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:32:29,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:32:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:32:31,022 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 182 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 10:32:31,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:32:31,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667007097] [2024-10-16 10:32:31,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667007097] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:32:31,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710760897] [2024-10-16 10:32:31,022 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-16 10:32:31,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:31,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:32:31,024 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-16 10:32:31,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-10-16 10:32:31,944 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2024-10-16 10:32:31,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:32:31,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-10-16 10:32:31,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:32:32,720 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 13 proven. 313 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-10-16 10:32:32,720 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:32:32,943 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 13 proven. 13 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2024-10-16 10:32:32,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710760897] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:32:32,943 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:32:32,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 28, 4] total 74 [2024-10-16 10:32:32,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493051961] [2024-10-16 10:32:32,943 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:32:32,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2024-10-16 10:32:32,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:32:32,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2024-10-16 10:32:32,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=489, Invalid=5061, Unknown=0, NotChecked=0, Total=5550 [2024-10-16 10:32:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:32,945 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:32:32,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 2.3733333333333335) internal successors, (178), 74 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:32:32,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:32,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:32,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:32,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:32,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:32,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:32,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:32,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-10-16 10:32:32,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:32,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-16 10:32:32,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:36,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:36,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:36,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:36,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:36,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-10-16 10:32:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-16 10:32:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-10-16 10:32:36,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-10-16 10:32:36,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:36,708 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:32:36,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:32:36,708 INFO L85 PathProgramCache]: Analyzing trace with hash 7136480, now seen corresponding path program 5 times [2024-10-16 10:32:36,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:32:36,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211953174] [2024-10-16 10:32:36,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:32:36,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:32:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:32:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 170 proven. 405 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 10:32:37,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:32:37,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211953174] [2024-10-16 10:32:37,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211953174] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:32:37,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842003710] [2024-10-16 10:32:37,862 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-16 10:32:37,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:32:37,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:32:37,863 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-16 10:32:37,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-10-16 10:32:41,169 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-10-16 10:32:41,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:32:41,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-16 10:32:41,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:32:42,080 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 14 proven. 351 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-10-16 10:32:42,080 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:32:42,231 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 14 proven. 26 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2024-10-16 10:32:42,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842003710] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:32:42,231 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:32:42,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29, 4] total 75 [2024-10-16 10:32:42,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93269905] [2024-10-16 10:32:42,232 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:32:42,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2024-10-16 10:32:42,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:32:42,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2024-10-16 10:32:42,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=496, Invalid=5204, Unknown=0, NotChecked=0, Total=5700 [2024-10-16 10:32:42,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:32:42,233 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:32:42,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 2.3815789473684212) internal successors, (181), 75 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-16 10:32:42,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-16 10:32:42,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-10-16 10:32:42,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:35:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:35:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:35:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:35:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:35:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-16 10:35:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 283 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 283 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 599 states. [2024-10-16 10:35:48,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 769 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 551 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 595 states. [2024-10-16 10:35:48,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 525 states. [2024-10-16 10:35:48,098 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-10-16 10:35:48,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-10-16 10:35:48,281 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:35:48,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:35:48,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1331531854, now seen corresponding path program 1 times [2024-10-16 10:35:48,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:35:48,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65363659] [2024-10-16 10:35:48,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:35:48,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:35:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:35:48,440 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:35:48,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:35:48,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65363659] [2024-10-16 10:35:48,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65363659] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:35:48,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844008602] [2024-10-16 10:35:48,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:35:48,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:35:48,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:35:48,442 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-16 10:35:48,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-10-16 10:35:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:35:48,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-16 10:35:48,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:35:48,761 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 10:35:48,761 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:35:48,970 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-16 10:35:48,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844008602] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-16 10:35:48,971 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-16 10:35:48,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 31 [2024-10-16 10:35:48,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099188080] [2024-10-16 10:35:48,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-16 10:35:48,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-10-16 10:35:48,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:35:48,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-10-16 10:35:48,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=827, Unknown=0, NotChecked=0, Total=992 [2024-10-16 10:35:48,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:35:48,972 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:35:48,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 2.1875) internal successors, (70), 31 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 283 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 283 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 599 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 298 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 769 states. [2024-10-16 10:35:48,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2024-10-16 10:35:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 551 states. [2024-10-16 10:35:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-10-16 10:35:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 595 states. [2024-10-16 10:35:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 525 states. [2024-10-16 10:35:48,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 289 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 286 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 602 states. [2024-10-16 10:35:54,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 772 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 552 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 595 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 525 states. [2024-10-16 10:35:54,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:35:54,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-10-16 10:35:54,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-10-16 10:35:54,663 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-16 10:35:54,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-16 10:35:54,664 INFO L85 PathProgramCache]: Analyzing trace with hash 616169934, now seen corresponding path program 2 times [2024-10-16 10:35:54,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-16 10:35:54,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139485134] [2024-10-16 10:35:54,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-16 10:35:54,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-16 10:35:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-16 10:35:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:35:54,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-16 10:35:54,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139485134] [2024-10-16 10:35:54,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139485134] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-16 10:35:54,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808739700] [2024-10-16 10:35:54,777 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-16 10:35:54,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-16 10:35:54,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-16 10:35:54,779 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-16 10:35:54,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-10-16 10:35:54,915 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-16 10:35:54,915 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-16 10:35:54,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-16 10:35:54,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-16 10:35:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:35:55,027 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-16 10:35:55,133 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-16 10:35:55,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808739700] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-16 10:35:55,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-10-16 10:35:55,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9, 7] total 21 [2024-10-16 10:35:55,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345524037] [2024-10-16 10:35:55,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-16 10:35:55,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-16 10:35:55,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-16 10:35:55,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-16 10:35:55,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2024-10-16 10:35:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:35:55,134 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-16 10:35:55,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-16 10:35:55,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-16 10:35:55,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 289 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 286 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:35:55,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 602 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 294 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 298 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 772 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 552 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 595 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 525 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-16 10:35:55,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-16 10:36:40,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 410 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2024-10-16 10:36:40,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 750 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 294 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 934 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 562 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 595 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 525 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-16 10:36:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-16 10:36:40,700 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-10-16 10:36:40,700 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-10-16 10:36:40,700 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-10-16 10:36:40,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-10-16 10:36:40,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-10-16 10:36:40,905 INFO L414 BasicCegarLoop]: Path program histogram: [9, 6, 5, 4, 2, 1, 1] [2024-10-16 10:36:40,907 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-16 10:36:40,907 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-16 10:36:40,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 10:36:40 BasicIcfg [2024-10-16 10:36:40,909 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-16 10:36:40,909 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-16 10:36:40,909 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-16 10:36:40,909 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-16 10:36:40,910 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:31:19" (3/4) ... [2024-10-16 10:36:40,914 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-16 10:36:40,917 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-16 10:36:40,917 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-16 10:36:40,924 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2024-10-16 10:36:40,925 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-10-16 10:36:40,925 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-10-16 10:36:40,925 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-16 10:36:40,995 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-16 10:36:40,996 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-16 10:36:40,996 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-16 10:36:40,996 INFO L158 Benchmark]: Toolchain (without parser) took 322382.62ms. Allocated memory was 75.5MB in the beginning and 6.7GB in the end (delta: 6.6GB). Free memory was 35.4MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-10-16 10:36:40,996 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-16 10:36:40,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.76ms. Allocated memory is still 75.5MB. Free memory was 35.1MB in the beginning and 44.0MB in the end (delta: -8.8MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-10-16 10:36:40,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.08ms. Allocated memory is still 75.5MB. Free memory was 44.0MB in the beginning and 42.2MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-16 10:36:40,997 INFO L158 Benchmark]: Boogie Preprocessor took 27.30ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 40.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-16 10:36:40,997 INFO L158 Benchmark]: RCFGBuilder took 553.22ms. Allocated memory was 75.5MB in the beginning and 115.3MB in the end (delta: 39.8MB). Free memory was 40.6MB in the beginning and 61.1MB in the end (delta: -20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-16 10:36:40,997 INFO L158 Benchmark]: TraceAbstraction took 321424.28ms. Allocated memory was 115.3MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 60.0MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-10-16 10:36:40,998 INFO L158 Benchmark]: Witness Printer took 86.66ms. Allocated memory is still 6.7GB. Free memory was 5.5GB in the beginning and 5.5GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-16 10:36:40,999 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.76ms. Allocated memory is still 75.5MB. Free memory was 35.1MB in the beginning and 44.0MB in the end (delta: -8.8MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.08ms. Allocated memory is still 75.5MB. Free memory was 44.0MB in the beginning and 42.2MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.30ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 40.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 553.22ms. Allocated memory was 75.5MB in the beginning and 115.3MB in the end (delta: 39.8MB). Free memory was 40.6MB in the beginning and 61.1MB in the end (delta: -20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 321424.28ms. Allocated memory was 115.3MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 60.0MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 86.66ms. Allocated memory is still 6.7GB. Free memory was 5.5GB in the beginning and 5.5GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 639219, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 82665, dependent conditional: 82663, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 556556, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 556556, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 556556, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 0, independent unconditional: 556554, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 0, independent unconditional: 556554, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 216, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 216, independent: 213, independent conditional: 0, independent unconditional: 213, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 118, dependent conditional: 0, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 556558, independent: 556340, independent conditional: 0, independent unconditional: 556340, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 216, unknown conditional: 0, unknown unconditional: 216] , Statistics on independence cache: Total cache size (in pairs): 216, Positive cache size: 214, Positive conditional cache size: 0, Positive unconditional cache size: 214, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 556298, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 0, independent unconditional: 556554, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 0, independent unconditional: 556554, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 216, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 216, independent: 213, independent conditional: 0, independent unconditional: 213, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 118, dependent conditional: 0, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 556558, independent: 556340, independent conditional: 0, independent unconditional: 556340, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 216, unknown conditional: 0, unknown unconditional: 216] , Statistics on independence cache: Total cache size (in pairs): 216, Positive cache size: 214, Positive conditional cache size: 0, Positive unconditional cache size: 214, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 556298 ], Independence queries for same thread: 82663, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 54, Number of trivial persistent sets: 43, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 258, independent: 256, independent conditional: 0, independent unconditional: 256, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 639219, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 82665, dependent conditional: 82663, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 556556, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 556556, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 556556, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 0, independent unconditional: 556554, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 0, independent unconditional: 556554, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 216, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 216, independent: 213, independent conditional: 0, independent unconditional: 213, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 118, dependent conditional: 0, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 556558, independent: 556340, independent conditional: 0, independent unconditional: 556340, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 216, unknown conditional: 0, unknown unconditional: 216] , Statistics on independence cache: Total cache size (in pairs): 216, Positive cache size: 214, Positive conditional cache size: 0, Positive unconditional cache size: 214, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 556298, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 556298, independent unconditional: 256, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 0, independent unconditional: 556554, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 556558, independent: 556554, independent conditional: 0, independent unconditional: 556554, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 216, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 216, independent: 213, independent conditional: 0, independent unconditional: 213, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 118, dependent conditional: 0, dependent unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 556558, independent: 556340, independent conditional: 0, independent unconditional: 556340, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 216, unknown conditional: 0, unknown unconditional: 216] , Statistics on independence cache: Total cache size (in pairs): 216, Positive cache size: 214, Positive conditional cache size: 0, Positive unconditional cache size: 214, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 556298 ], Independence queries for same thread: 82663 - PositiveResult [Line: 85]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 35 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 321.2s, OverallIterations: 28, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 256.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5717, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 22.5s SatisfiabilityAnalysisTime, 33.9s InterpolantComputationTime, 3307 NumberOfCodeBlocks, 3232 NumberOfCodeBlocksAsserted, 145 NumberOfCheckSat, 4672 ConstructedInterpolants, 33 QuantifiedInterpolants, 31030 SizeOfPredicates, 129 NumberOfNonLiveVariables, 10917 ConjunctsInSsa, 607 ConjunctsInUnsatCore, 78 InterpolantComputations, 5 PerfectInterpolantSequences, 12671/17805 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, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-16 10:36:41,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-10-16 10:36:41,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...